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authorJason Merrill <jason@yorick.cygnus.com>1998-08-13 17:29:30 +0000
committerJason Merrill <jason@gcc.gnu.org>1998-08-13 13:29:30 -0400
commit2ce3c6c615fa735693e1de39e9777919ba4fd106 (patch)
tree5151de01751b24d690444de42bb0d59e3a3d0764 /gcc
parentdb04386fd134ed6619ea9acf279ee245afd440a3 (diff)
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tree.h: De-conditionalize init_priority code.
* tree.h: De-conditionalize init_priority code. * mips.h (NM_FLAGS): Change from -Bp to -Bn. * collect2.c (NM_FLAGS): Change from -p to -n. * configure.in: Turn on collect2 for mipstx39-elf. Handle use_collect2=no properly. * c-common.c: De-conditionalize init_priority code. * collect2.c (extract_init_priority, sort_ids): New fns. (main): Call sort_ids. Move sequence_number to file scope. * configure.in: Handle --enable-init-priority. * c-common.c (attrs): Add A_INIT_PRIORITY. (init_attributes, decl_attributes): Likewise. * tree.h (DEFAULT_INIT_PRIORITY, MAX_INIT_PRIORITY): New macros. * tree.c (get_file_function_name_long): Split out... (get_file_function_name): ...from here. cp/: * lang-options.h: Add -finit-priority. * decl2.c: Likewise. Check flag_init_priority instead of USE_INIT_PRIORITY. * decl2.c (setup_initp): New fn. (start_objects, finish_objects, do_ctors): Handle init_priority. (do_dtors, finish_file): Likewise. From-SVN: r21701
Diffstat (limited to 'gcc')
-rw-r--r--gcc/ChangeLog22
-rw-r--r--gcc/c-common.c66
-rw-r--r--gcc/collect2.c72
-rw-r--r--gcc/config/mips/mips.h2
-rwxr-xr-xgcc/configure301
-rw-r--r--gcc/configure.in23
-rw-r--r--gcc/cp/ChangeLog10
-rw-r--r--gcc/cp/decl2.c220
-rw-r--r--gcc/cp/lang-options.h2
-rw-r--r--gcc/invoke.texi5
-rw-r--r--gcc/tree.c36
-rw-r--r--gcc/tree.h6
12 files changed, 615 insertions, 150 deletions
diff --git a/gcc/ChangeLog b/gcc/ChangeLog
index cda0da44..eee41bb 100644
--- a/gcc/ChangeLog
+++ b/gcc/ChangeLog
@@ -1,3 +1,25 @@
+Thu Aug 13 17:08:11 1998 Jason Merrill <jason@yorick.cygnus.com>
+
+ * tree.h: De-conditionalize init_priority code.
+
+ * mips.h (NM_FLAGS): Change from -Bp to -Bn.
+ * collect2.c (NM_FLAGS): Change from -p to -n.
+
+ * configure.in: Turn on collect2 for mipstx39-elf.
+ Handle use_collect2=no properly.
+
+ * c-common.c: De-conditionalize init_priority code.
+ * collect2.c (extract_init_priority, sort_ids): New fns.
+ (main): Call sort_ids.
+ Move sequence_number to file scope.
+
+ * configure.in: Handle --enable-init-priority.
+ * c-common.c (attrs): Add A_INIT_PRIORITY.
+ (init_attributes, decl_attributes): Likewise.
+ * tree.h (DEFAULT_INIT_PRIORITY, MAX_INIT_PRIORITY): New macros.
+ * tree.c (get_file_function_name_long): Split out...
+ (get_file_function_name): ...from here.
+
Thu Aug 13 16:09:53 1998 Martin von Loewis <loewis@informatik.hu-berlin.de>
* expr.c (safe_from_p): Change code to ERROR_MARK only when not
diff --git a/gcc/c-common.c b/gcc/c-common.c
index 8405a41..6f14579 100644
--- a/gcc/c-common.c
+++ b/gcc/c-common.c
@@ -52,7 +52,8 @@ int skip_evaluation;
enum attrs {A_PACKED, A_NOCOMMON, A_COMMON, A_NORETURN, A_CONST, A_T_UNION,
A_NO_INSTRUMENT_FUNCTION,
A_CONSTRUCTOR, A_DESTRUCTOR, A_MODE, A_SECTION, A_ALIGNED,
- A_UNUSED, A_FORMAT, A_FORMAT_ARG, A_WEAK, A_ALIAS};
+ A_UNUSED, A_FORMAT, A_FORMAT_ARG, A_WEAK, A_ALIAS,
+ A_INIT_PRIORITY};
enum format_type { printf_format_type, scanf_format_type,
strftime_format_type };
@@ -89,6 +90,12 @@ static int if_stack_pointer = 0;
/* Generate RTL for the start of an if-then, and record the start of it
for ambiguous else detection. */
+/* A list of objects which have constructors or destructors which
+ reside in the global scope, and have an init_priority attribute
+ associated with them. The decl is stored in the TREE_VALUE slot
+ and the priority number is stored in the TREE_PURPOSE slot. */
+tree static_aggregates_initp;
+
void
c_expand_start_cond (cond, exitflag, compstmt_count)
tree cond;
@@ -383,6 +390,7 @@ init_attributes ()
add_attribute (A_FORMAT_ARG, "format_arg", 1, 1, 1);
add_attribute (A_WEAK, "weak", 0, 0, 1);
add_attribute (A_ALIAS, "alias", 1, 1, 1);
+ add_attribute (A_INIT_PRIORITY, "init_priority", 0, 1, 0);
add_attribute (A_NO_INSTRUMENT_FUNCTION, "no_instrument_function", 0, 0, 1);
}
@@ -859,6 +867,62 @@ decl_attributes (node, attributes, prefix_attributes)
warning ("`%s' attribute ignored", IDENTIFIER_POINTER (name));
break;
+ case A_INIT_PRIORITY:
+ {
+ tree initp_expr = (args ? TREE_VALUE (args): NULL_TREE);
+ int pri;
+
+ if (initp_expr)
+ STRIP_NOPS (initp_expr);
+
+ if (!initp_expr || TREE_CODE (initp_expr) != INTEGER_CST)
+ {
+ error ("requested init_priority is not an integer constant");
+ continue;
+ }
+
+ pri = TREE_INT_CST_LOW (initp_expr);
+
+ if (is_type || TREE_CODE (decl) != VAR_DECL
+ || ! TREE_STATIC (decl)
+ || DECL_EXTERNAL (decl)
+ || (TREE_CODE (TREE_TYPE (decl)) != RECORD_TYPE
+ && TREE_CODE (TREE_TYPE (decl)) != UNION_TYPE)
+ /* Static objects in functions are initialized the
+ first time control passes through that
+ function. This is not precise enough to pin down an
+ init_priority value, so don't allow it. */
+ || current_function_decl)
+ {
+ error ("can only use init_priority attribute on file-scope definitions of objects of class type");
+ continue;
+ }
+
+ /* Check for init_priorities that are reserved for
+ implementation. Reserved for language and runtime
+ support implementations.*/
+ if ((10 <= pri && pri <= 99)
+ /* Reserved for standard library implementations. */
+ || (500 <= pri && pri <= 999)
+ /* Reserved for objects with no attributes. */
+ || pri > (MAX_INIT_PRIORITY - 50))
+ {
+ warning
+ ("requested init_priority is reserved for internal use");
+ continue;
+ }
+
+ if (pri > MAX_INIT_PRIORITY || pri <= 0)
+ {
+ error ("requested init_priority is out of range");
+ continue;
+ }
+
+ static_aggregates_initp
+ = perm_tree_cons (initp_expr, decl, static_aggregates_initp);
+ break;
+ }
+
case A_NO_INSTRUMENT_FUNCTION:
if (TREE_CODE (decl) != FUNCTION_DECL)
{
diff --git a/gcc/collect2.c b/gcc/collect2.c
index 539e088..c9b471d 100644
--- a/gcc/collect2.c
+++ b/gcc/collect2.c
@@ -137,7 +137,7 @@ extern char *make_temp_file PROTO ((char *));
/* Default flags to pass to nm. */
#ifndef NM_FLAGS
-#define NM_FLAGS "-p"
+#define NM_FLAGS "-n"
#endif
#endif /* OBJECT_FORMAT_NONE */
@@ -280,6 +280,8 @@ static void do_wait PROTO((char *));
static void fork_execute PROTO((char *, char **));
static void maybe_unlink PROTO((char *));
static void add_to_list PROTO((struct head *, char *));
+static int extract_init_priority PROTO((char *));
+static void sort_ids PROTO((struct head *));
static void write_list PROTO((FILE *, char *, struct id *));
#ifdef COLLECT_EXPORT_LIST
static void dump_list PROTO((FILE *, char *, struct id *));
@@ -1483,6 +1485,10 @@ main (argc, argv)
return 0;
}
+ /* Sort ctor and dtor lists by priority. */
+ sort_ids (&constructors);
+ sort_ids (&destructors);
+
maybe_unlink(output_file);
outf = fopen (c_file, "w");
if (outf == (FILE *) 0)
@@ -1697,6 +1703,8 @@ maybe_unlink (file)
}
+static long sequence_number = 0;
+
/* Add a name to a linked list. */
static void
@@ -1707,7 +1715,6 @@ add_to_list (head_ptr, name)
struct id *newid
= (struct id *) xcalloc (sizeof (struct id) + strlen (name), 1);
struct id *p;
- static long sequence_number = 0;
strcpy (newid->name, name);
if (head_ptr->first)
@@ -1732,6 +1739,67 @@ add_to_list (head_ptr, name)
head_ptr->number++;
}
+/* Grab the init priority number from an init function name that
+ looks like "_GLOBAL_.I.12345.foo". */
+
+static int
+extract_init_priority (name)
+ char *name;
+{
+ int pos = 0;
+
+ while (name[pos] == '_')
+ ++pos;
+ pos += 10; /* strlen ("GLOBAL__X_") */
+
+ /* Extract init_p number from ctor/dtor name. */
+ return strtoul(name + pos, NULL, 10);
+}
+
+/* Insertion sort the ids from ctor/dtor list HEAD_PTR in descending order.
+ ctors will be run from right to left, dtors from left to right. */
+
+static void
+sort_ids (head_ptr)
+ struct head *head_ptr;
+{
+ /* id holds the current element to insert. id_next holds the next
+ element to insert. id_ptr iterates through the already sorted elements
+ looking for the place to insert id. */
+ struct id *id, *id_next, **id_ptr;
+ int i;
+
+ id = head_ptr->first;
+
+ /* We don't have any sorted elements yet. */
+ head_ptr->first = NULL;
+
+ for (; id; id = id_next)
+ {
+ id_next = id->next;
+ id->sequence = extract_init_priority (id->name);
+
+ for (id_ptr = &(head_ptr->first); ; id_ptr = &((*id_ptr)->next))
+ if (*id_ptr == NULL
+ /* If the sequence numbers are the same, we put the id from the
+ file later on the command line later in the list. */
+ || id->sequence > (*id_ptr)->sequence
+ /* Hack: do lexical compare, too.
+ || (id->sequence == (*id_ptr)->sequence
+ && strcmp (id->name, (*id_ptr)->name) > 0) */
+ )
+ {
+ id->next = *id_ptr;
+ *id_ptr = id;
+ break;
+ }
+ }
+
+ /* Now set the sequence numbers properly so write_c_file works. */
+ for (id = head_ptr->first; id; id = id->next)
+ id->sequence = ++sequence_number;
+}
+
/* Write: `prefix', the names on list LIST, `suffix'. */
static void
diff --git a/gcc/config/mips/mips.h b/gcc/config/mips/mips.h
index 8bf22c3..72e77b0 100644
--- a/gcc/config/mips/mips.h
+++ b/gcc/config/mips/mips.h
@@ -716,7 +716,7 @@ while (0)
/* Tell collect what flags to pass to nm. */
#ifndef NM_FLAGS
-#define NM_FLAGS "-Bp"
+#define NM_FLAGS "-Bn"
#endif
diff --git a/gcc/configure b/gcc/configure
index 0df76d5..2b76ae3 100755
--- a/gcc/configure
+++ b/gcc/configure
@@ -1,7 +1,7 @@
#! /bin/sh
# Guess values for system-dependent variables and create Makefiles.
-# Generated automatically using autoconf version 2.12.1
+# Generated automatically using autoconf version 2.12.2
# Copyright (C) 1992, 93, 94, 95, 96 Free Software Foundation, Inc.
#
# This configure script is free software; the Free Software Foundation
@@ -37,6 +37,11 @@ ac_help="$ac_help
ac_help="$ac_help
--with-fast-fixincludes Use a faster fixinclude program. Experimental"
ac_help="$ac_help
+ --enable-init-priority Use attributes to assign initialization order
+ for static objects.
+ --disable-init-priority Conform to ISO C++ rules for ordering static objects
+ (i.e. initialized in order of declaration). "
+ac_help="$ac_help
--enable-threads enable thread usage for target GCC.
--enable-threads=LIB use LIB thread package for target GCC."
@@ -361,7 +366,7 @@ EOF
verbose=yes ;;
-version | --version | --versio | --versi | --vers)
- echo "configure generated by autoconf version 2.12.1"
+ echo "configure generated by autoconf version 2.12.2"
exit 0 ;;
-with-* | --with-*)
@@ -531,9 +536,11 @@ ac_ext=c
# CFLAGS is not in ac_cpp because -g, -O, etc. are not valid cpp options.
ac_cpp='$CPP $CPPFLAGS'
ac_compile='${CC-cc} -c $CFLAGS $CPPFLAGS conftest.$ac_ext 1>&5'
-ac_link='${CC-cc} -o conftest $CFLAGS $CPPFLAGS $LDFLAGS conftest.$ac_ext $LIBS 1>&5'
+ac_link='${CC-cc} -o conftest${ac_exeext} $CFLAGS $CPPFLAGS $LDFLAGS conftest.$ac_ext $LIBS 1>&5'
cross_compiling=$ac_cv_prog_cc_cross
+ac_exeext=
+ac_objext=o
if (echo "testing\c"; echo 1,2,3) | grep c >/dev/null; then
# Stardent Vistra SVR4 grep lacks -e, says ghazi@caip.rutgers.edu.
if (echo -n testing; echo 1,2,3) | sed s/-n/xn/ | grep xn >/dev/null; then
@@ -694,6 +701,16 @@ else
fi
+# Enable init_priority.
+# Check whether --enable-init-priority or --disable-init-priority was given.
+if test "${enable_init_priority+set}" = set; then
+ enableval="$enable_init_priority"
+ if [ x$enable_init_priority != xno ]; then
+ extra_c_flags=-DUSE_INIT_PRIORITY
+fi
+fi
+
+
# Enable threads
# Pass with no value to take the default
# Pass with a value to specify a thread package
@@ -777,7 +794,7 @@ else { echo "configure: error: can not run $ac_config_sub" 1>&2; exit 1; }
fi
echo $ac_n "checking host system type""... $ac_c" 1>&6
-echo "configure:781: checking host system type" >&5
+echo "configure:798: checking host system type" >&5
host_alias=$host
case "$host_alias" in
@@ -798,7 +815,7 @@ host_os=`echo $host | sed 's/^\([^-]*\)-\([^-]*\)-\(.*\)$/\3/'`
echo "$ac_t""$host" 1>&6
echo $ac_n "checking target system type""... $ac_c" 1>&6
-echo "configure:802: checking target system type" >&5
+echo "configure:819: checking target system type" >&5
target_alias=$target
case "$target_alias" in
@@ -816,7 +833,7 @@ target_os=`echo $target | sed 's/^\([^-]*\)-\([^-]*\)-\(.*\)$/\3/'`
echo "$ac_t""$target" 1>&6
echo $ac_n "checking build system type""... $ac_c" 1>&6
-echo "configure:820: checking build system type" >&5
+echo "configure:837: checking build system type" >&5
build_alias=$build
case "$build_alias" in
@@ -843,14 +860,14 @@ test "$host_alias" != "$target_alias" &&
# Extract the first word of "gcc", so it can be a program name with args.
set dummy gcc; ac_word=$2
echo $ac_n "checking for $ac_word""... $ac_c" 1>&6
-echo "configure:847: checking for $ac_word" >&5
+echo "configure:864: checking for $ac_word" >&5
if eval "test \"`echo '$''{'ac_cv_prog_CC'+set}'`\" = set"; then
echo $ac_n "(cached) $ac_c" 1>&6
else
if test -n "$CC"; then
ac_cv_prog_CC="$CC" # Let the user override the test.
else
- IFS="${IFS= }"; ac_save_ifs="$IFS"; IFS="${IFS}:"
+ IFS="${IFS= }"; ac_save_ifs="$IFS"; IFS=":"
for ac_dir in $PATH; do
test -z "$ac_dir" && ac_dir=.
if test -f $ac_dir/$ac_word; then
@@ -872,14 +889,14 @@ if test -z "$CC"; then
# Extract the first word of "cc", so it can be a program name with args.
set dummy cc; ac_word=$2
echo $ac_n "checking for $ac_word""... $ac_c" 1>&6
-echo "configure:876: checking for $ac_word" >&5
+echo "configure:893: checking for $ac_word" >&5
if eval "test \"`echo '$''{'ac_cv_prog_CC'+set}'`\" = set"; then
echo $ac_n "(cached) $ac_c" 1>&6
else
if test -n "$CC"; then
ac_cv_prog_CC="$CC" # Let the user override the test.
else
- IFS="${IFS= }"; ac_save_ifs="$IFS"; IFS="${IFS}:"
+ IFS="${IFS= }"; ac_save_ifs="$IFS"; IFS=":"
ac_prog_rejected=no
for ac_dir in $PATH; do
test -z "$ac_dir" && ac_dir=.
@@ -916,25 +933,58 @@ else
echo "$ac_t""no" 1>&6
fi
+ if test -z "$CC"; then
+ case "`uname -s`" in
+ *win32* | *WIN32*)
+ # Extract the first word of "cl", so it can be a program name with args.
+set dummy cl; ac_word=$2
+echo $ac_n "checking for $ac_word""... $ac_c" 1>&6
+echo "configure:943: checking for $ac_word" >&5
+if eval "test \"`echo '$''{'ac_cv_prog_CC'+set}'`\" = set"; then
+ echo $ac_n "(cached) $ac_c" 1>&6
+else
+ if test -n "$CC"; then
+ ac_cv_prog_CC="$CC" # Let the user override the test.
+else
+ IFS="${IFS= }"; ac_save_ifs="$IFS"; IFS=":"
+ for ac_dir in $PATH; do
+ test -z "$ac_dir" && ac_dir=.
+ if test -f $ac_dir/$ac_word; then
+ ac_cv_prog_CC="cl"
+ break
+ fi
+ done
+ IFS="$ac_save_ifs"
+fi
+fi
+CC="$ac_cv_prog_CC"
+if test -n "$CC"; then
+ echo "$ac_t""$CC" 1>&6
+else
+ echo "$ac_t""no" 1>&6
+fi
+ ;;
+ esac
+ fi
test -z "$CC" && { echo "configure: error: no acceptable cc found in \$PATH" 1>&2; exit 1; }
fi
echo $ac_n "checking whether the C compiler ($CC $CFLAGS $LDFLAGS) works""... $ac_c" 1>&6
-echo "configure:924: checking whether the C compiler ($CC $CFLAGS $LDFLAGS) works" >&5
+echo "configure:974: checking whether the C compiler ($CC $CFLAGS $LDFLAGS) works" >&5
ac_ext=c
# CFLAGS is not in ac_cpp because -g, -O, etc. are not valid cpp options.
ac_cpp='$CPP $CPPFLAGS'
ac_compile='${CC-cc} -c $CFLAGS $CPPFLAGS conftest.$ac_ext 1>&5'
-ac_link='${CC-cc} -o conftest $CFLAGS $CPPFLAGS $LDFLAGS conftest.$ac_ext $LIBS 1>&5'
+ac_link='${CC-cc} -o conftest${ac_exeext} $CFLAGS $CPPFLAGS $LDFLAGS conftest.$ac_ext $LIBS 1>&5'
cross_compiling=$ac_cv_prog_cc_cross
cat > conftest.$ac_ext <<EOF
-#line 934 "configure"
+#line 984 "configure"
#include "confdefs.h"
main(){return(0);}
EOF
-if { (eval echo configure:938: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest; then
+if { (eval echo configure:988: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
ac_cv_prog_cc_works=yes
# If we can't run a trivial program, we are probably using a cross compiler.
if (./conftest; exit) 2>/dev/null; then
@@ -954,12 +1004,12 @@ if test $ac_cv_prog_cc_works = no; then
{ echo "configure: error: installation or configuration problem: C compiler cannot create executables." 1>&2; exit 1; }
fi
echo $ac_n "checking whether the C compiler ($CC $CFLAGS $LDFLAGS) is a cross-compiler""... $ac_c" 1>&6
-echo "configure:958: checking whether the C compiler ($CC $CFLAGS $LDFLAGS) is a cross-compiler" >&5
+echo "configure:1008: checking whether the C compiler ($CC $CFLAGS $LDFLAGS) is a cross-compiler" >&5
echo "$ac_t""$ac_cv_prog_cc_cross" 1>&6
cross_compiling=$ac_cv_prog_cc_cross
echo $ac_n "checking whether we are using GNU C""... $ac_c" 1>&6
-echo "configure:963: checking whether we are using GNU C" >&5
+echo "configure:1013: checking whether we are using GNU C" >&5
if eval "test \"`echo '$''{'ac_cv_prog_gcc'+set}'`\" = set"; then
echo $ac_n "(cached) $ac_c" 1>&6
else
@@ -968,7 +1018,7 @@ else
yes;
#endif
EOF
-if { ac_try='${CC-cc} -E conftest.c'; { (eval echo configure:972: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }; } | egrep yes >/dev/null 2>&1; then
+if { ac_try='${CC-cc} -E conftest.c'; { (eval echo configure:1022: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }; } | egrep yes >/dev/null 2>&1; then
ac_cv_prog_gcc=yes
else
ac_cv_prog_gcc=no
@@ -979,11 +1029,15 @@ echo "$ac_t""$ac_cv_prog_gcc" 1>&6
if test $ac_cv_prog_gcc = yes; then
GCC=yes
- ac_test_CFLAGS="${CFLAGS+set}"
- ac_save_CFLAGS="$CFLAGS"
- CFLAGS=
- echo $ac_n "checking whether ${CC-cc} accepts -g""... $ac_c" 1>&6
-echo "configure:987: checking whether ${CC-cc} accepts -g" >&5
+else
+ GCC=
+fi
+
+ac_test_CFLAGS="${CFLAGS+set}"
+ac_save_CFLAGS="$CFLAGS"
+CFLAGS=
+echo $ac_n "checking whether ${CC-cc} accepts -g""... $ac_c" 1>&6
+echo "configure:1041: checking whether ${CC-cc} accepts -g" >&5
if eval "test \"`echo '$''{'ac_cv_prog_cc_g'+set}'`\" = set"; then
echo $ac_n "(cached) $ac_c" 1>&6
else
@@ -998,20 +1052,24 @@ rm -f conftest*
fi
echo "$ac_t""$ac_cv_prog_cc_g" 1>&6
- if test "$ac_test_CFLAGS" = set; then
- CFLAGS="$ac_save_CFLAGS"
- elif test $ac_cv_prog_cc_g = yes; then
+if test "$ac_test_CFLAGS" = set; then
+ CFLAGS="$ac_save_CFLAGS"
+elif test $ac_cv_prog_cc_g = yes; then
+ if test "$GCC" = yes; then
CFLAGS="-g -O2"
else
- CFLAGS="-O2"
+ CFLAGS="-g"
fi
else
- GCC=
- test "${CFLAGS+set}" = set || CFLAGS="-g"
+ if test "$GCC" = yes; then
+ CFLAGS="-O2"
+ else
+ CFLAGS=
+ fi
fi
echo $ac_n "checking whether ${MAKE-make} sets \${MAKE}""... $ac_c" 1>&6
-echo "configure:1015: checking whether ${MAKE-make} sets \${MAKE}" >&5
+echo "configure:1073: checking whether ${MAKE-make} sets \${MAKE}" >&5
set dummy ${MAKE-make}; ac_make=`echo "$2" | sed 'y%./+-%__p_%'`
if eval "test \"`echo '$''{'ac_cv_prog_make_${ac_make}_set'+set}'`\" = set"; then
echo $ac_n "(cached) $ac_c" 1>&6
@@ -1044,14 +1102,14 @@ do
# Extract the first word of "$ac_prog", so it can be a program name with args.
set dummy $ac_prog; ac_word=$2
echo $ac_n "checking for $ac_word""... $ac_c" 1>&6
-echo "configure:1048: checking for $ac_word" >&5
+echo "configure:1106: checking for $ac_word" >&5
if eval "test \"`echo '$''{'ac_cv_prog_AWK'+set}'`\" = set"; then
echo $ac_n "(cached) $ac_c" 1>&6
else
if test -n "$AWK"; then
ac_cv_prog_AWK="$AWK" # Let the user override the test.
else
- IFS="${IFS= }"; ac_save_ifs="$IFS"; IFS="${IFS}:"
+ IFS="${IFS= }"; ac_save_ifs="$IFS"; IFS=":"
for ac_dir in $PATH; do
test -z "$ac_dir" && ac_dir=.
if test -f $ac_dir/$ac_word; then
@@ -1075,14 +1133,14 @@ done
# Extract the first word of "flex", so it can be a program name with args.
set dummy flex; ac_word=$2
echo $ac_n "checking for $ac_word""... $ac_c" 1>&6
-echo "configure:1079: checking for $ac_word" >&5
+echo "configure:1137: checking for $ac_word" >&5
if eval "test \"`echo '$''{'ac_cv_prog_LEX'+set}'`\" = set"; then
echo $ac_n "(cached) $ac_c" 1>&6
else
if test -n "$LEX"; then
ac_cv_prog_LEX="$LEX" # Let the user override the test.
else
- IFS="${IFS= }"; ac_save_ifs="$IFS"; IFS="${IFS}:"
+ IFS="${IFS= }"; ac_save_ifs="$IFS"; IFS=":"
for ac_dir in $PATH; do
test -z "$ac_dir" && ac_dir=.
if test -f $ac_dir/$ac_word; then
@@ -1108,7 +1166,7 @@ then
*) ac_lib=l ;;
esac
echo $ac_n "checking for yywrap in -l$ac_lib""... $ac_c" 1>&6
-echo "configure:1112: checking for yywrap in -l$ac_lib" >&5
+echo "configure:1170: checking for yywrap in -l$ac_lib" >&5
ac_lib_var=`echo $ac_lib'_'yywrap | sed 'y%./+-%__p_%'`
if eval "test \"`echo '$''{'ac_cv_lib_$ac_lib_var'+set}'`\" = set"; then
echo $ac_n "(cached) $ac_c" 1>&6
@@ -1116,7 +1174,7 @@ else
ac_save_LIBS="$LIBS"
LIBS="-l$ac_lib $LIBS"
cat > conftest.$ac_ext <<EOF
-#line 1120 "configure"
+#line 1178 "configure"
#include "confdefs.h"
/* Override any gcc2 internal prototype to avoid an error. */
/* We use char because int might match the return type of a gcc2
@@ -1127,7 +1185,7 @@ int main() {
yywrap()
; return 0; }
EOF
-if { (eval echo configure:1131: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest; then
+if { (eval echo configure:1189: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
rm -rf conftest*
eval "ac_cv_lib_$ac_lib_var=yes"
else
@@ -1150,7 +1208,7 @@ fi
fi
echo $ac_n "checking whether ln works""... $ac_c" 1>&6
-echo "configure:1154: checking whether ln works" >&5
+echo "configure:1212: checking whether ln works" >&5
if eval "test \"`echo '$''{'gcc_cv_prog_LN'+set}'`\" = set"; then
echo $ac_n "(cached) $ac_c" 1>&6
else
@@ -1182,7 +1240,7 @@ else
fi
echo $ac_n "checking whether ln -s works""... $ac_c" 1>&6
-echo "configure:1186: checking whether ln -s works" >&5
+echo "configure:1244: checking whether ln -s works" >&5
if eval "test \"`echo '$''{'gcc_cv_prog_LN_S'+set}'`\" = set"; then
echo $ac_n "(cached) $ac_c" 1>&6
else
@@ -1214,19 +1272,19 @@ else
fi
echo $ac_n "checking for volatile""... $ac_c" 1>&6
-echo "configure:1218: checking for volatile" >&5
+echo "configure:1276: checking for volatile" >&5
if eval "test \"`echo '$''{'gcc_cv_c_volatile'+set}'`\" = set"; then
echo $ac_n "(cached) $ac_c" 1>&6
else
cat > conftest.$ac_ext <<EOF
-#line 1223 "configure"
+#line 1281 "configure"
#include "confdefs.h"
int main() {
volatile int foo;
; return 0; }
EOF
-if { (eval echo configure:1230: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+if { (eval echo configure:1288: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
rm -rf conftest*
gcc_cv_c_volatile=yes
else
@@ -1249,14 +1307,14 @@ fi
# Extract the first word of "ranlib", so it can be a program name with args.
set dummy ranlib; ac_word=$2
echo $ac_n "checking for $ac_word""... $ac_c" 1>&6
-echo "configure:1253: checking for $ac_word" >&5
+echo "configure:1311: checking for $ac_word" >&5
if eval "test \"`echo '$''{'ac_cv_prog_RANLIB'+set}'`\" = set"; then
echo $ac_n "(cached) $ac_c" 1>&6
else
if test -n "$RANLIB"; then
ac_cv_prog_RANLIB="$RANLIB" # Let the user override the test.
else
- IFS="${IFS= }"; ac_save_ifs="$IFS"; IFS="${IFS}:"
+ IFS="${IFS= }"; ac_save_ifs="$IFS"; IFS=":"
for ac_dir in $PATH; do
test -z "$ac_dir" && ac_dir=.
if test -f $ac_dir/$ac_word; then
@@ -1280,14 +1338,14 @@ do
# Extract the first word of "$ac_prog", so it can be a program name with args.
set dummy $ac_prog; ac_word=$2
echo $ac_n "checking for $ac_word""... $ac_c" 1>&6
-echo "configure:1284: checking for $ac_word" >&5
+echo "configure:1342: checking for $ac_word" >&5
if eval "test \"`echo '$''{'ac_cv_prog_YACC'+set}'`\" = set"; then
echo $ac_n "(cached) $ac_c" 1>&6
else
if test -n "$YACC"; then
ac_cv_prog_YACC="$YACC" # Let the user override the test.
else
- IFS="${IFS= }"; ac_save_ifs="$IFS"; IFS="${IFS}:"
+ IFS="${IFS= }"; ac_save_ifs="$IFS"; IFS=":"
for ac_dir in $PATH; do
test -z "$ac_dir" && ac_dir=.
if test -f $ac_dir/$ac_word; then
@@ -1320,7 +1378,7 @@ test -n "$YACC" || YACC="yacc"
# SVR4 /usr/ucb/install, which tries to use the nonexistent group "staff"
# ./install, which can be erroneously created by make from ./install.sh.
echo $ac_n "checking for a BSD compatible install""... $ac_c" 1>&6
-echo "configure:1324: checking for a BSD compatible install" >&5
+echo "configure:1382: checking for a BSD compatible install" >&5
if test -z "$INSTALL"; then
if eval "test \"`echo '$''{'ac_cv_path_install'+set}'`\" = set"; then
echo $ac_n "(cached) $ac_c" 1>&6
@@ -1371,7 +1429,7 @@ test -z "$INSTALL_DATA" && INSTALL_DATA='${INSTALL} -m 644'
echo $ac_n "checking how to run the C preprocessor""... $ac_c" 1>&6
-echo "configure:1375: checking how to run the C preprocessor" >&5
+echo "configure:1433: checking how to run the C preprocessor" >&5
# On Suns, sometimes $CPP names a directory.
if test -n "$CPP" && test -d "$CPP"; then
CPP=
@@ -1386,14 +1444,14 @@ else
# On the NeXT, cc -E runs the code through the compiler's parser,
# not just through cpp.
cat > conftest.$ac_ext <<EOF
-#line 1390 "configure"
+#line 1448 "configure"
#include "confdefs.h"
#include <assert.h>
Syntax Error
EOF
ac_try="$ac_cpp conftest.$ac_ext >/dev/null 2>conftest.out"
-{ (eval echo configure:1396: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }
-ac_err=`grep -v '^ *+' conftest.out`
+{ (eval echo configure:1454: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }
+ac_err=`grep -v '^ *+' conftest.out | grep -v "^conftest.${ac_ext}\$"`
if test -z "$ac_err"; then
:
else
@@ -1403,14 +1461,31 @@ else
rm -rf conftest*
CPP="${CC-cc} -E -traditional-cpp"
cat > conftest.$ac_ext <<EOF
-#line 1407 "configure"
+#line 1465 "configure"
+#include "confdefs.h"
+#include <assert.h>
+Syntax Error
+EOF
+ac_try="$ac_cpp conftest.$ac_ext >/dev/null 2>conftest.out"
+{ (eval echo configure:1471: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }
+ac_err=`grep -v '^ *+' conftest.out | grep -v "^conftest.${ac_ext}\$"`
+if test -z "$ac_err"; then
+ :
+else
+ echo "$ac_err" >&5
+ echo "configure: failed program was:" >&5
+ cat conftest.$ac_ext >&5
+ rm -rf conftest*
+ CPP="${CC-cc} -nologo -E"
+ cat > conftest.$ac_ext <<EOF
+#line 1482 "configure"
#include "confdefs.h"
#include <assert.h>
Syntax Error
EOF
ac_try="$ac_cpp conftest.$ac_ext >/dev/null 2>conftest.out"
-{ (eval echo configure:1413: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }
-ac_err=`grep -v '^ *+' conftest.out`
+{ (eval echo configure:1488: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }
+ac_err=`grep -v '^ *+' conftest.out | grep -v "^conftest.${ac_ext}\$"`
if test -z "$ac_err"; then
:
else
@@ -1423,6 +1498,8 @@ fi
rm -f conftest*
fi
rm -f conftest*
+fi
+rm -f conftest*
ac_cv_prog_CPP="$CPP"
fi
CPP="$ac_cv_prog_CPP"
@@ -1432,12 +1509,12 @@ fi
echo "$ac_t""$CPP" 1>&6
echo $ac_n "checking for ANSI C header files""... $ac_c" 1>&6
-echo "configure:1436: checking for ANSI C header files" >&5
+echo "configure:1513: checking for ANSI C header files" >&5
if eval "test \"`echo '$''{'ac_cv_header_stdc'+set}'`\" = set"; then
echo $ac_n "(cached) $ac_c" 1>&6
else
cat > conftest.$ac_ext <<EOF
-#line 1441 "configure"
+#line 1518 "configure"
#include "confdefs.h"
#include <stdlib.h>
#include <stdarg.h>
@@ -1445,8 +1522,8 @@ else
#include <float.h>
EOF
ac_try="$ac_cpp conftest.$ac_ext >/dev/null 2>conftest.out"
-{ (eval echo configure:1449: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }
-ac_err=`grep -v '^ *+' conftest.out`
+{ (eval echo configure:1526: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }
+ac_err=`grep -v '^ *+' conftest.out | grep -v "^conftest.${ac_ext}\$"`
if test -z "$ac_err"; then
rm -rf conftest*
ac_cv_header_stdc=yes
@@ -1462,7 +1539,7 @@ rm -f conftest*
if test $ac_cv_header_stdc = yes; then
# SunOS 4.x string.h does not declare mem*, contrary to ANSI.
cat > conftest.$ac_ext <<EOF
-#line 1466 "configure"
+#line 1543 "configure"
#include "confdefs.h"
#include <string.h>
EOF
@@ -1480,7 +1557,7 @@ fi
if test $ac_cv_header_stdc = yes; then
# ISC 2.0.2 stdlib.h does not declare free, contrary to ANSI.
cat > conftest.$ac_ext <<EOF
-#line 1484 "configure"
+#line 1561 "configure"
#include "confdefs.h"
#include <stdlib.h>
EOF
@@ -1501,7 +1578,7 @@ if test "$cross_compiling" = yes; then
:
else
cat > conftest.$ac_ext <<EOF
-#line 1505 "configure"
+#line 1582 "configure"
#include "confdefs.h"
#include <ctype.h>
#define ISLOWER(c) ('a' <= (c) && (c) <= 'z')
@@ -1512,7 +1589,7 @@ if (XOR (islower (i), ISLOWER (i)) || toupper (i) != TOUPPER (i)) exit(2);
exit (0); }
EOF
-if { (eval echo configure:1516: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest && (./conftest; exit) 2>/dev/null
+if { (eval echo configure:1593: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext} && (./conftest; exit) 2>/dev/null
then
:
else
@@ -1536,12 +1613,12 @@ EOF
fi
echo $ac_n "checking whether time.h and sys/time.h may both be included""... $ac_c" 1>&6
-echo "configure:1540: checking whether time.h and sys/time.h may both be included" >&5
+echo "configure:1617: checking whether time.h and sys/time.h may both be included" >&5
if eval "test \"`echo '$''{'ac_cv_header_time'+set}'`\" = set"; then
echo $ac_n "(cached) $ac_c" 1>&6
else
cat > conftest.$ac_ext <<EOF
-#line 1545 "configure"
+#line 1622 "configure"
#include "confdefs.h"
#include <sys/types.h>
#include <sys/time.h>
@@ -1550,7 +1627,7 @@ int main() {
struct tm *tp;
; return 0; }
EOF
-if { (eval echo configure:1554: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+if { (eval echo configure:1631: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
rm -rf conftest*
ac_cv_header_time=yes
else
@@ -1574,18 +1651,18 @@ for ac_hdr in limits.h stddef.h string.h strings.h stdlib.h time.h fcntl.h unist
do
ac_safe=`echo "$ac_hdr" | sed 'y%./+-%__p_%'`
echo $ac_n "checking for $ac_hdr""... $ac_c" 1>&6
-echo "configure:1578: checking for $ac_hdr" >&5
+echo "configure:1655: checking for $ac_hdr" >&5
if eval "test \"`echo '$''{'ac_cv_header_$ac_safe'+set}'`\" = set"; then
echo $ac_n "(cached) $ac_c" 1>&6
else
cat > conftest.$ac_ext <<EOF
-#line 1583 "configure"
+#line 1660 "configure"
#include "confdefs.h"
#include <$ac_hdr>
EOF
ac_try="$ac_cpp conftest.$ac_ext >/dev/null 2>conftest.out"
-{ (eval echo configure:1588: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }
-ac_err=`grep -v '^ *+' conftest.out`
+{ (eval echo configure:1665: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }
+ac_err=`grep -v '^ *+' conftest.out | grep -v "^conftest.${ac_ext}\$"`
if test -z "$ac_err"; then
rm -rf conftest*
eval "ac_cv_header_$ac_safe=yes"
@@ -1614,18 +1691,18 @@ done
# Check for thread headers.
ac_safe=`echo "thread.h" | sed 'y%./+-%__p_%'`
echo $ac_n "checking for thread.h""... $ac_c" 1>&6
-echo "configure:1618: checking for thread.h" >&5
+echo "configure:1695: checking for thread.h" >&5
if eval "test \"`echo '$''{'ac_cv_header_$ac_safe'+set}'`\" = set"; then
echo $ac_n "(cached) $ac_c" 1>&6
else
cat > conftest.$ac_ext <<EOF
-#line 1623 "configure"
+#line 1700 "configure"
#include "confdefs.h"
#include <thread.h>
EOF
ac_try="$ac_cpp conftest.$ac_ext >/dev/null 2>conftest.out"
-{ (eval echo configure:1628: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }
-ac_err=`grep -v '^ *+' conftest.out`
+{ (eval echo configure:1705: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }
+ac_err=`grep -v '^ *+' conftest.out | grep -v "^conftest.${ac_ext}\$"`
if test -z "$ac_err"; then
rm -rf conftest*
eval "ac_cv_header_$ac_safe=yes"
@@ -1648,18 +1725,18 @@ fi
ac_safe=`echo "pthread.h" | sed 'y%./+-%__p_%'`
echo $ac_n "checking for pthread.h""... $ac_c" 1>&6
-echo "configure:1652: checking for pthread.h" >&5
+echo "configure:1729: checking for pthread.h" >&5
if eval "test \"`echo '$''{'ac_cv_header_$ac_safe'+set}'`\" = set"; then
echo $ac_n "(cached) $ac_c" 1>&6
else
cat > conftest.$ac_ext <<EOF
-#line 1657 "configure"
+#line 1734 "configure"
#include "confdefs.h"
#include <pthread.h>
EOF
ac_try="$ac_cpp conftest.$ac_ext >/dev/null 2>conftest.out"
-{ (eval echo configure:1662: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }
-ac_err=`grep -v '^ *+' conftest.out`
+{ (eval echo configure:1739: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }
+ac_err=`grep -v '^ *+' conftest.out | grep -v "^conftest.${ac_ext}\$"`
if test -z "$ac_err"; then
rm -rf conftest*
eval "ac_cv_header_$ac_safe=yes"
@@ -1684,12 +1761,12 @@ fi
# See if the system preprocessor understands the ANSI C preprocessor
# stringification operator.
echo $ac_n "checking whether cpp understands the stringify operator""... $ac_c" 1>&6
-echo "configure:1688: checking whether cpp understands the stringify operator" >&5
+echo "configure:1765: checking whether cpp understands the stringify operator" >&5
if eval "test \"`echo '$''{'gcc_cv_c_have_stringify'+set}'`\" = set"; then
echo $ac_n "(cached) $ac_c" 1>&6
else
cat > conftest.$ac_ext <<EOF
-#line 1693 "configure"
+#line 1770 "configure"
#include "confdefs.h"
int main() {
@@ -1697,7 +1774,7 @@ int main() {
char *test = S(foo);
; return 0; }
EOF
-if { (eval echo configure:1701: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+if { (eval echo configure:1778: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
rm -rf conftest*
gcc_cv_c_have_stringify=yes
else
@@ -1720,12 +1797,12 @@ fi
# Use <inttypes.h> only if it exists,
# doesn't clash with <sys/types.h>, and declares intmax_t.
echo $ac_n "checking for inttypes.h""... $ac_c" 1>&6
-echo "configure:1724: checking for inttypes.h" >&5
+echo "configure:1801: checking for inttypes.h" >&5
if eval "test \"`echo '$''{'gcc_cv_header_inttypes_h'+set}'`\" = set"; then
echo $ac_n "(cached) $ac_c" 1>&6
else
cat > conftest.$ac_ext <<EOF
-#line 1729 "configure"
+#line 1806 "configure"
#include "confdefs.h"
#include <sys/types.h>
#include <inttypes.h>
@@ -1733,7 +1810,7 @@ int main() {
intmax_t i = -1;
; return 0; }
EOF
-if { (eval echo configure:1737: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+if { (eval echo configure:1814: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
rm -rf conftest*
cat >> confdefs.h <<EOF
#define HAVE_INTTYPES_H 1
@@ -1756,12 +1833,12 @@ for ac_func in strtoul bsearch strerror putenv popen bcopy bzero bcmp \
sysconf isascii gettimeofday
do
echo $ac_n "checking for $ac_func""... $ac_c" 1>&6
-echo "configure:1760: checking for $ac_func" >&5
+echo "configure:1837: checking for $ac_func" >&5
if eval "test \"`echo '$''{'ac_cv_func_$ac_func'+set}'`\" = set"; then
echo $ac_n "(cached) $ac_c" 1>&6
else
cat > conftest.$ac_ext <<EOF
-#line 1765 "configure"
+#line 1842 "configure"
#include "confdefs.h"
/* System header to define __stub macros and hopefully few prototypes,
which can conflict with char $ac_func(); below. */
@@ -1784,7 +1861,7 @@ $ac_func();
; return 0; }
EOF
-if { (eval echo configure:1788: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest; then
+if { (eval echo configure:1865: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
rm -rf conftest*
eval "ac_cv_func_$ac_func=yes"
else
@@ -1813,12 +1890,12 @@ done
#AC_CHECK_TYPE(wchar_t, unsigned int)
echo $ac_n "checking for vprintf""... $ac_c" 1>&6
-echo "configure:1817: checking for vprintf" >&5
+echo "configure:1894: checking for vprintf" >&5
if eval "test \"`echo '$''{'ac_cv_func_vprintf'+set}'`\" = set"; then
echo $ac_n "(cached) $ac_c" 1>&6
else
cat > conftest.$ac_ext <<EOF
-#line 1822 "configure"
+#line 1899 "configure"
#include "confdefs.h"
/* System header to define __stub macros and hopefully few prototypes,
which can conflict with char vprintf(); below. */
@@ -1841,7 +1918,7 @@ vprintf();
; return 0; }
EOF
-if { (eval echo configure:1845: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest; then
+if { (eval echo configure:1922: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
rm -rf conftest*
eval "ac_cv_func_vprintf=yes"
else
@@ -1865,12 +1942,12 @@ fi
if test "$ac_cv_func_vprintf" != yes; then
echo $ac_n "checking for _doprnt""... $ac_c" 1>&6
-echo "configure:1869: checking for _doprnt" >&5
+echo "configure:1946: checking for _doprnt" >&5
if eval "test \"`echo '$''{'ac_cv_func__doprnt'+set}'`\" = set"; then
echo $ac_n "(cached) $ac_c" 1>&6
else
cat > conftest.$ac_ext <<EOF
-#line 1874 "configure"
+#line 1951 "configure"
#include "confdefs.h"
/* System header to define __stub macros and hopefully few prototypes,
which can conflict with char _doprnt(); below. */
@@ -1893,7 +1970,7 @@ _doprnt();
; return 0; }
EOF
-if { (eval echo configure:1897: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest; then
+if { (eval echo configure:1974: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
rm -rf conftest*
eval "ac_cv_func__doprnt=yes"
else
@@ -1929,7 +2006,7 @@ fi
echo $ac_n "checking whether the printf functions support %p""... $ac_c" 1>&6
-echo "configure:1933: checking whether the printf functions support %p" >&5
+echo "configure:2010: checking whether the printf functions support %p" >&5
if eval "test \"`echo '$''{'gcc_cv_func_printf_ptr'+set}'`\" = set"; then
echo $ac_n "(cached) $ac_c" 1>&6
else
@@ -1937,7 +2014,7 @@ else
gcc_cv_func_printf_ptr=no
else
cat > conftest.$ac_ext <<EOF
-#line 1941 "configure"
+#line 2018 "configure"
#include "confdefs.h"
#include <stdio.h>
@@ -1950,7 +2027,7 @@ main()
exit (p != q);
}
EOF
-if { (eval echo configure:1954: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest && (./conftest; exit) 2>/dev/null
+if { (eval echo configure:2031: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext} && (./conftest; exit) 2>/dev/null
then
gcc_cv_func_printf_ptr=yes
else
@@ -1978,12 +2055,12 @@ for ac_func in malloc realloc calloc free bcopy bzero bcmp \
index rindex getenv atol sbrk abort atof strerror getcwd getwd
do
echo $ac_n "checking whether $ac_func must be declared""... $ac_c" 1>&6
-echo "configure:1982: checking whether $ac_func must be declared" >&5
+echo "configure:2059: checking whether $ac_func must be declared" >&5
if eval "test \"`echo '$''{'gcc_cv_decl_needed_$ac_func'+set}'`\" = set"; then
echo $ac_n "(cached) $ac_c" 1>&6
else
cat > conftest.$ac_ext <<EOF
-#line 1987 "configure"
+#line 2064 "configure"
#include "confdefs.h"
#include <stdio.h>
@@ -2011,7 +2088,7 @@ int main() {
char *(*pfn) = (char *(*)) $ac_func
; return 0; }
EOF
-if { (eval echo configure:2015: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+if { (eval echo configure:2092: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
rm -rf conftest*
eval "gcc_cv_decl_needed_$ac_func=no"
else
@@ -2040,12 +2117,12 @@ done
for ac_func in getrlimit setrlimit
do
echo $ac_n "checking whether $ac_func must be declared""... $ac_c" 1>&6
-echo "configure:2044: checking whether $ac_func must be declared" >&5
+echo "configure:2121: checking whether $ac_func must be declared" >&5
if eval "test \"`echo '$''{'gcc_cv_decl_needed_$ac_func'+set}'`\" = set"; then
echo $ac_n "(cached) $ac_c" 1>&6
else
cat > conftest.$ac_ext <<EOF
-#line 2049 "configure"
+#line 2126 "configure"
#include "confdefs.h"
#include <stdio.h>
@@ -2077,7 +2154,7 @@ int main() {
char *(*pfn) = (char *(*)) $ac_func
; return 0; }
EOF
-if { (eval echo configure:2081: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+if { (eval echo configure:2158: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
rm -rf conftest*
eval "gcc_cv_decl_needed_$ac_func=no"
else
@@ -2104,12 +2181,12 @@ done
echo $ac_n "checking for sys_siglist declaration in signal.h or unistd.h""... $ac_c" 1>&6
-echo "configure:2108: checking for sys_siglist declaration in signal.h or unistd.h" >&5
+echo "configure:2185: checking for sys_siglist declaration in signal.h or unistd.h" >&5
if eval "test \"`echo '$''{'ac_cv_decl_sys_siglist'+set}'`\" = set"; then
echo $ac_n "(cached) $ac_c" 1>&6
else
cat > conftest.$ac_ext <<EOF
-#line 2113 "configure"
+#line 2190 "configure"
#include "confdefs.h"
#include <sys/types.h>
#include <signal.h>
@@ -2121,7 +2198,7 @@ int main() {
char *msg = *(sys_siglist + 1);
; return 0; }
EOF
-if { (eval echo configure:2125: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+if { (eval echo configure:2202: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
rm -rf conftest*
ac_cv_decl_sys_siglist=yes
else
@@ -4138,6 +4215,8 @@ for machine in $build $host $target; do
mipstx39-*-elf*)
tm_file="mips/r3900.h mips/elf.h mips/abi64.h libgloss.h"
tmake_file=mips/t-r3900
+ # FIXME mips-elf should be fixed to use crtstuff.
+ use_collect2=yes
;;
mips-*-*) # Default MIPS RISC-OS 4.0.
if [ x$stabs = xyes ]; then
@@ -5230,6 +5309,10 @@ else
done
fi
+if [ x$use_collect2 = xno ]; then
+ use_collect2=
+fi
+
# Add a definition of USE_COLLECT2 if system wants one.
# Also tell toplev.c what to do.
# This substitutes for lots of t-* files.
@@ -5277,7 +5360,7 @@ fi
# Figure out what assembler alignment features are present.
echo $ac_n "checking assembler alignment features""... $ac_c" 1>&6
-echo "configure:5281: checking assembler alignment features" >&5
+echo "configure:5364: checking assembler alignment features" >&5
gcc_cv_as=
gcc_cv_as_alignment_features=
gcc_cv_as_gas_srcdir=`echo $srcdir | sed -e 's,gcc$,gas,'`
@@ -5530,6 +5613,14 @@ if [ x$enable_haifa != x ]; then
done
fi
+# Warn if using init_priority.
+echo $ac_n "checking whether to enable init_priority by default""... $ac_c" 1>&6
+echo "configure:5619: checking whether to enable init_priority by default" >&5
+if [ x$enable_init_priority != xyes ]; then
+ enable_init_priority=no
+fi
+echo "$ac_t""$enable_init_priority" 1>&6
+
# Nothing to do for FLOAT_H, float_format already handled.
objdir=`pwd`
@@ -5719,7 +5810,7 @@ do
echo "running \${CONFIG_SHELL-/bin/sh} $0 $ac_configure_args --no-create --no-recursion"
exec \${CONFIG_SHELL-/bin/sh} $0 $ac_configure_args --no-create --no-recursion ;;
-version | --version | --versio | --versi | --vers | --ver | --ve | --v)
- echo "$CONFIG_STATUS generated by autoconf version 2.12.1"
+ echo "$CONFIG_STATUS generated by autoconf version 2.12.2"
exit 0 ;;
-help | --help | --hel | --he | --h)
echo "\$ac_cs_usage"; exit 0 ;;
diff --git a/gcc/configure.in b/gcc/configure.in
index 8a9f2cc..485deba 100644
--- a/gcc/configure.in
+++ b/gcc/configure.in
@@ -130,6 +130,16 @@ AC_ARG_WITH(fast-fixincludes,
fast_fixinc="$with_fast_fixincludes",
fast_fixinc=no)
+# Enable init_priority.
+AC_ARG_ENABLE(init-priority,
+[ --enable-init-priority Use attributes to assign initialization order
+ for static objects.
+ --disable-init-priority Conform to ISO C++ rules for ordering static objects
+ (i.e. initialized in order of declaration). ],
+if [[[ x$enable_init_priority != xno ]]]; then
+ extra_c_flags=-DUSE_INIT_PRIORITY
+fi)
+
# Enable threads
# Pass with no value to take the default
# Pass with a value to specify a thread package
@@ -2231,6 +2241,8 @@ for machine in $build $host $target; do
mipstx39-*-elf*)
tm_file="mips/r3900.h mips/elf.h mips/abi64.h libgloss.h"
tmake_file=mips/t-r3900
+ # FIXME mips-elf should be fixed to use crtstuff.
+ use_collect2=yes
;;
mips-*-*) # Default MIPS RISC-OS 4.0.
if [[ x$stabs = xyes ]]; then
@@ -3323,6 +3335,10 @@ else
done
fi
+if [[ x$use_collect2 = xno ]]; then
+ use_collect2=
+fi
+
# Add a definition of USE_COLLECT2 if system wants one.
# Also tell toplev.c what to do.
# This substitutes for lots of t-* files.
@@ -3610,6 +3626,13 @@ if [[ x$enable_haifa != x ]]; then
done
fi
+# Warn if using init_priority.
+AC_MSG_CHECKING(whether to enable init_priority by default)
+if [[ x$enable_init_priority != xyes ]]; then
+ enable_init_priority=no
+fi
+AC_MSG_RESULT($enable_init_priority)
+
# Nothing to do for FLOAT_H, float_format already handled.
objdir=`pwd`
AC_SUBST(objdir)
diff --git a/gcc/cp/ChangeLog b/gcc/cp/ChangeLog
index b99f23b..00566fc 100644
--- a/gcc/cp/ChangeLog
+++ b/gcc/cp/ChangeLog
@@ -1,5 +1,15 @@
1998-08-13 Jason Merrill <jason@yorick.cygnus.com>
+ * lang-options.h: Add -finit-priority.
+ * decl2.c: Likewise. Check flag_init_priority instead of
+ USE_INIT_PRIORITY.
+
+ * decl2.c (setup_initp): New fn.
+ (start_objects, finish_objects, do_ctors): Handle init_priority.
+ (do_dtors, finish_file): Likewise.
+
+1998-08-13 Jason Merrill <jason@yorick.cygnus.com>
+
* pt.c (tsubst_copy): Hush warning.
* rtti.c (get_tinfo_fn): Also set DECL_IGNORED_P.
diff --git a/gcc/cp/decl2.c b/gcc/cp/decl2.c
index d8bc74f..1176047 100644
--- a/gcc/cp/decl2.c
+++ b/gcc/cp/decl2.c
@@ -173,6 +173,14 @@ int flag_alt_external_templates;
int flag_implicit_templates = 1;
+/* Nonzero means allow numerical priorities on constructors. */
+
+#ifdef USE_INIT_PRIORITY
+int flag_init_priority = 1;
+#else
+int flag_init_priority;
+#endif
+
/* Nonzero means warn about implicit declarations. */
int warn_implicit = 1;
@@ -492,6 +500,7 @@ static struct { char *string; int *variable; int on_value;} lang_f_options[] =
{"implement-inlines", &flag_implement_inlines, 1},
{"external-templates", &flag_external_templates, 1},
{"implicit-templates", &flag_implicit_templates, 1},
+ {"init-priority", &flag_init_priority, 1},
{"huge-objects", &flag_huge_objects, 1},
{"conserve-space", &flag_conserve_space, 1},
{"vtable-thunks", &flag_vtable_thunks, 1},
@@ -2929,18 +2938,104 @@ get_sentry (base)
return sentry;
}
+/* A list of objects which have constructors or destructors
+ which reside in the global scope. The decl is stored in
+ the TREE_VALUE slot and the initializer is stored
+ in the TREE_PURPOSE slot. */
+extern tree static_aggregates_initp;
+
+/* Set up the static_aggregates* lists for processing. Subroutine of
+ finish_file. Note that this function changes the format of
+ static_aggregates_initp, from (priority . decl) to
+ (priority . ((initializer . decl) ...)). */
+
+static void
+setup_initp ()
+{
+ tree t, *p, next_t;
+
+ if (! flag_init_priority)
+ {
+ for (t = static_aggregates_initp; t; t = TREE_CHAIN (t))
+ cp_warning ("init_priority for `%#D' ignored without -finit-priority",
+ TREE_VALUE (t));
+ return;
+ }
+
+ /* First, remove any entries from static_aggregates that are also in
+ static_aggregates_initp, and update the entries in _initp to
+ include the initializer. */
+ p = &static_aggregates;
+ for (; *p; )
+ {
+ t = value_member (TREE_VALUE (*p), static_aggregates_initp);
+
+ if (t)
+ {
+ TREE_VALUE (t) = *p;
+ *p = TREE_CHAIN (*p);
+ TREE_CHAIN (TREE_VALUE (t)) = NULL_TREE;
+ }
+ else
+ p = &TREE_CHAIN (*p);
+ }
+
+ /* Then, group static_aggregates_initp. After this step, there will only
+ be one entry for each priority, with a chain coming off it. */
+ t = static_aggregates_initp;
+ static_aggregates_initp = NULL_TREE;
+
+ for (; t; t = next_t)
+ {
+ next_t = TREE_CHAIN (t);
+
+ for (p = &static_aggregates_initp; ; p = &TREE_CHAIN (*p))
+ {
+ if (*p == NULL_TREE
+ || tree_int_cst_lt (TREE_PURPOSE (*p), TREE_PURPOSE (t)))
+ {
+ TREE_CHAIN (t) = *p;
+ *p = t;
+ break;
+ }
+ else if (tree_int_cst_equal (TREE_PURPOSE (*p), TREE_PURPOSE (t)))
+ {
+ TREE_CHAIN (TREE_VALUE (t)) = TREE_VALUE (*p);
+ TREE_VALUE (*p) = TREE_VALUE (t);
+ break;
+ }
+ }
+ }
+
+ /* Reverse each list to preserve the order (currently reverse declaration
+ order, for destructors). */
+ for (t = static_aggregates_initp; t; t = TREE_CHAIN (t))
+ TREE_VALUE (t) = nreverse (TREE_VALUE (t));
+}
+
/* Start the process of running a particular set of global constructors
or destructors. Subroutine of do_[cd]tors. */
static void
-start_objects (method_type)
- int method_type;
+start_objects (method_type, initp)
+ int method_type, initp;
{
tree fnname;
+ char type[10];
/* Make ctor or dtor function. METHOD_TYPE may be 'I' or 'D'. */
- fnname = get_file_function_name (method_type);
+ if (flag_init_priority)
+ {
+ if (initp == 0)
+ initp = DEFAULT_INIT_PRIORITY;
+
+ sprintf (type, "%c%c%.5u", method_type, JOINER, initp);
+ }
+ else
+ sprintf (type, "%c", method_type);
+
+ fnname = get_file_function_name_long (type);
start_function (void_list_node,
make_call_declarator (fnname, void_list_node, NULL_TREE,
@@ -2958,18 +3053,21 @@ start_objects (method_type)
or destructors. Subroutine of do_[cd]tors. */
static void
-finish_objects (method_type)
- int method_type;
+finish_objects (method_type, initp)
+ int method_type, initp;
{
char *fnname;
- tree list = (method_type == 'I' ? static_ctors : static_dtors);
+ if (! initp)
+ {
+ tree list = (method_type == 'I' ? static_ctors : static_dtors);
- if (! current_function_decl && list)
- start_objects (method_type);
+ if (! current_function_decl && list)
+ start_objects (method_type, initp);
- for (; list; list = TREE_CHAIN (list))
- expand_expr_stmt (build_function_call (TREE_VALUE (list), NULL_TREE));
+ for (; list; list = TREE_CHAIN (list))
+ expand_expr_stmt (build_function_call (TREE_VALUE (list), NULL_TREE));
+ }
if (! current_function_decl)
return;
@@ -2982,19 +3080,56 @@ finish_objects (method_type)
pop_momentary ();
finish_function (lineno, 0, 0);
- if (method_type == 'I')
- assemble_constructor (fnname);
- else
- assemble_destructor (fnname);
+ if (! flag_init_priority)
+ {
+ if (method_type == 'I')
+ assemble_constructor (fnname);
+ else
+ assemble_destructor (fnname);
+ }
+
+#ifdef ASM_OUTPUT_SECTION_NAME
+ /* If we're using init priority we can't use assemble_*tor, but on ELF
+ targets we can stick the references into named sections for GNU ld
+ to collect. */
+ if (flag_init_priority)
+ {
+ char buf[15];
+ if (initp == 0)
+ initp = DEFAULT_INIT_PRIORITY;
+ sprintf (buf, ".%ctors.%.5u", method_type == 'I' ? 'c' : 'd',
+ /* invert the numbering so the linker puts us in the proper
+ order; constructors are run from right to left, and the
+ linker sorts in increasing order. */
+ MAX_INIT_PRIORITY - initp);
+ named_section (NULL_TREE, buf, 0);
+ assemble_integer (gen_rtx_SYMBOL_REF (Pmode, fnname),
+ POINTER_SIZE / BITS_PER_UNIT, 1);
+ }
+#endif
}
-/* Generate a function to run a set of global destructors. Subroutine of
- finish_file. */
+/* Generate a function to run a set of global destructors. START is either
+ NULL_TREE or a node indicating a set of destructors with the same
+ init priority. Subroutine of finish_file. */
static void
-do_dtors ()
+do_dtors (start)
+ tree start;
{
- tree vars = static_aggregates;
+ tree vars;
+ int initp;
+
+ if (start)
+ {
+ initp = TREE_INT_CST_LOW (TREE_PURPOSE (start));
+ vars = TREE_VALUE (start);
+ }
+ else
+ {
+ initp = 0;
+ vars = static_aggregates;
+ }
for (; vars; vars = TREE_CHAIN (vars))
{
@@ -3010,7 +3145,7 @@ do_dtors ()
|| DECL_WEAK (decl)));
if (! current_function_decl)
- start_objects ('D');
+ start_objects ('D', initp);
/* Because of:
@@ -3053,16 +3188,30 @@ do_dtors ()
}
}
- finish_objects ('D');
+ finish_objects ('D', initp);
}
-/* Generate a function to run a set of global constructors. Subroutine of
- finish_file. */
+/* Generate a function to run a set of global constructors. START is
+ either NULL_TREE or a node indicating a set of constructors with the
+ same init priority. Subroutine of finish_file. */
static void
-do_ctors ()
+do_ctors (start)
+ tree start;
{
- tree vars = static_aggregates;
+ tree vars;
+ int initp;
+
+ if (start)
+ {
+ initp = TREE_INT_CST_LOW (TREE_PURPOSE (start));
+ vars = TREE_VALUE (start);
+ }
+ else
+ {
+ initp = 0;
+ vars = static_aggregates;
+ }
/* Reverse the list so it's in the right order for ctors. */
vars = nreverse (vars);
@@ -3088,7 +3237,7 @@ do_ctors ()
|| DECL_WEAK (decl)));
if (! current_function_decl)
- start_objects ('I');
+ start_objects ('I', initp);
/* Set these global variables so that GDB at least puts
us near the declaration which required the initialization. */
@@ -3148,7 +3297,7 @@ do_ctors ()
my_friendly_abort (22);
}
- finish_objects ('I');
+ finish_objects ('I', initp);
}
/* This routine is called from the last rule in yyparse ().
@@ -3262,17 +3411,28 @@ finish_file ()
if (static_dtors || vars)
needs_cleaning = 1;
- /* The aggregates are listed in reverse declaration order, for cleaning. */
+ setup_initp ();
+
+ /* After setup_initp, the aggregates are listed in reverse declaration
+ order, for cleaning. */
if (needs_cleaning)
{
- do_dtors ();
+ do_dtors (NULL_TREE);
+
+ if (flag_init_priority)
+ for (vars = static_aggregates_initp; vars; vars = TREE_CHAIN (vars))
+ do_dtors (vars);
}
/* do_ctors will reverse the lists for messing up. */
if (needs_messing_up)
{
- do_ctors ();
- }
+ do_ctors (NULL_TREE);
+
+ if (flag_init_priority)
+ for (vars = static_aggregates_initp; vars; vars = TREE_CHAIN (vars))
+ do_ctors (vars);
+ }
permanent_allocation (1);
diff --git a/gcc/cp/lang-options.h b/gcc/cp/lang-options.h
index 5c50332..dc39d28 100644
--- a/gcc/cp/lang-options.h
+++ b/gcc/cp/lang-options.h
@@ -66,6 +66,8 @@ DEFINE_LANG_NAME ("C++")
{ "-fno-implement-inlines", "Export functions even if they can be inlined" },
{ "-fimplicit-templates", "Emit implicit instatiations if needed" },
{ "-fno-implicit-templates", "" },
+ { "-finit-priority", "Handle the init_priority attribute" },
+ { "-fno-init-priority", "" },
{ "-flabels-ok", "Labels can be used as first class objects" },
{ "-fno-labels-ok", "" },
{ "-fmemoize-lookups", "Enable caching of member function resolutions" },
diff --git a/gcc/invoke.texi b/gcc/invoke.texi
index 816adc9..3d6688b 100644
--- a/gcc/invoke.texi
+++ b/gcc/invoke.texi
@@ -1030,6 +1030,11 @@ your code with this flag (including the C++ library, if you use it).
This flag is not useful when compiling with -fvtable-thunks.
+@item -finit-priority
+Support @samp{__attribute__ ((init_priority (n)))} for controlling the
+order of initialization of file-scope objects. On ELF targets, this
+requires GNU ld 2.10 or later.
+
@item -fno-implement-inlines
To save space, do not emit out-of-line copies of inline functions
controlled by @samp{#pragma implementation}. This will cause linker
diff --git a/gcc/tree.c b/gcc/tree.c
index 82b2cc5..59c02b4 100644
--- a/gcc/tree.c
+++ b/gcc/tree.c
@@ -4806,24 +4806,24 @@ dump_tree_statistics ()
#define FILE_FUNCTION_PREFIX_LEN 9
#ifndef NO_DOLLAR_IN_LABEL
-#define FILE_FUNCTION_FORMAT "_GLOBAL_$D$%s"
+#define FILE_FUNCTION_FORMAT "_GLOBAL_$%s$%s"
#else /* NO_DOLLAR_IN_LABEL */
#ifndef NO_DOT_IN_LABEL
-#define FILE_FUNCTION_FORMAT "_GLOBAL_.D.%s"
+#define FILE_FUNCTION_FORMAT "_GLOBAL_.%s.%s"
#else /* NO_DOT_IN_LABEL */
-#define FILE_FUNCTION_FORMAT "_GLOBAL__D_%s"
+#define FILE_FUNCTION_FORMAT "_GLOBAL__%s_%s"
#endif /* NO_DOT_IN_LABEL */
#endif /* NO_DOLLAR_IN_LABEL */
extern char * first_global_object_name;
extern char * weak_global_object_name;
-/* If KIND=='I', return a suitable global initializer (constructor) name.
- If KIND=='D', return a suitable global clean-up (destructor) name. */
+/* TYPE is some string to identify this function to the linker or
+ collect2. */
tree
-get_file_function_name (kind)
- int kind;
+get_file_function_name_long (type)
+ char *type;
{
char *buf;
register char *p;
@@ -4837,13 +4837,14 @@ get_file_function_name (kind)
else
p = input_filename;
- buf = (char *) alloca (sizeof (FILE_FUNCTION_FORMAT) + strlen (p));
+ buf = (char *) alloca (sizeof (FILE_FUNCTION_FORMAT) + strlen (p)
+ + strlen (type));
/* Set up the name of the file-level functions we may need. */
/* Use a global object (which is already required to be unique over
the program) rather than the file name (which imposes extra
constraints). -- Raeburn@MIT.EDU, 10 Jan 1990. */
- sprintf (buf, FILE_FUNCTION_FORMAT, p);
+ sprintf (buf, FILE_FUNCTION_FORMAT, type, p);
/* Don't need to pull weird characters out of global names. */
if (p != first_global_object_name)
@@ -4866,10 +4867,23 @@ get_file_function_name (kind)
*p = '_';
}
- buf[FILE_FUNCTION_PREFIX_LEN] = kind;
-
return get_identifier (buf);
}
+
+/* If KIND=='I', return a suitable global initializer (constructor) name.
+ If KIND=='D', return a suitable global clean-up (destructor) name. */
+
+tree
+get_file_function_name (kind)
+ int kind;
+{
+ char p[2];
+ p[0] = kind;
+ p[1] = 0;
+
+ return get_file_function_name_long (p);
+}
+
/* Expand (the constant part of) a SET_TYPE CONSTRUCTOR node.
The result is placed in BUFFER (which has length BIT_SIZE),
diff --git a/gcc/tree.h b/gcc/tree.h
index 401e5ee..948787a 100644
--- a/gcc/tree.h
+++ b/gcc/tree.h
@@ -1124,6 +1124,11 @@ struct tree_type
do not allocate storage, and refer to a definition elsewhere. */
#define DECL_EXTERNAL(NODE) (DECL_CHECK (NODE)->decl.external_flag)
+/* In a VAR_DECL for a RECORD_TYPE, sets number for non-init_priority
+ initializatons. */
+#define DEFAULT_INIT_PRIORITY 65535
+#define MAX_INIT_PRIORITY 65535
+
/* In a TYPE_DECL
nonzero means the detail info about this type is not dumped into stabs.
Instead it will generate cross reference ('x') of names.
@@ -1843,6 +1848,7 @@ extern void (*incomplete_decl_finalize_hook) PROTO((tree));
/* In tree.c */
extern char *perm_calloc PROTO((int, long));
extern tree get_file_function_name PROTO((int));
+extern tree get_file_function_name_long PROTO((char *));
extern tree get_set_constructor_bits PROTO((tree, char *, int));
extern tree get_set_constructor_bytes PROTO((tree,
unsigned char *, int));