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authorDJ Delorie <dj@redhat.com>2006-01-29 20:07:09 +0000
committerDJ Delorie <dj@redhat.com>2006-01-29 20:07:09 +0000
commitfd7d450d2b237084c67c0d519083cc4abdd25732 (patch)
treefe93ae7abf592520723960b400bc7387f46ffc8e /libiberty
parent06d3c8c05c996764a2a3aa36a39fc1e808c234fb (diff)
downloadgdb-fd7d450d2b237084c67c0d519083cc4abdd25732.zip
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merge from gcc
Diffstat (limited to 'libiberty')
-rw-r--r--libiberty/ChangeLog6
-rwxr-xr-xlibiberty/configure251
-rw-r--r--libiberty/configure.ac16
3 files changed, 205 insertions, 68 deletions
diff --git a/libiberty/ChangeLog b/libiberty/ChangeLog
index 290293c..df72f6d 100644
--- a/libiberty/ChangeLog
+++ b/libiberty/ChangeLog
@@ -1,3 +1,9 @@
+2006-01-29 Gabriel Dos Reis <gdr@integrable-solutions.net>
+
+ * configure.ac: Add -Wc++-compat to ac_libibety_warn_cflags where
+ supported.
+ * configure: Regenerated.
+
2006-01-20 Carlos O'Donell <carlos@codesourcery.com>
* testsuite/Makefile.in: Add test-expandargv test.
diff --git a/libiberty/configure b/libiberty/configure
index 70eb989..59633d5 100755
--- a/libiberty/configure
+++ b/libiberty/configure
@@ -957,7 +957,7 @@ esac
else
echo "$as_me: WARNING: no configuration information is in $ac_dir" >&2
fi
- cd "$ac_popdir"
+ cd $ac_popdir
done
fi
@@ -2330,7 +2330,8 @@ if { (eval echo "$as_me:$LINENO: \"$ac_compile\"") >&5
cat conftest.err >&5
echo "$as_me:$LINENO: \$? = $ac_status" >&5
(exit $ac_status); } &&
- { ac_try='test -z "$ac_c_werror_flag" || test ! -s conftest.err'
+ { ac_try='test -z "$ac_c_werror_flag"
+ || test ! -s conftest.err'
{ (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
(eval $ac_try) 2>&5
ac_status=$?
@@ -2388,7 +2389,8 @@ if { (eval echo "$as_me:$LINENO: \"$ac_compile\"") >&5
cat conftest.err >&5
echo "$as_me:$LINENO: \$? = $ac_status" >&5
(exit $ac_status); } &&
- { ac_try='test -z "$ac_c_werror_flag" || test ! -s conftest.err'
+ { ac_try='test -z "$ac_c_werror_flag"
+ || test ! -s conftest.err'
{ (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
(eval $ac_try) 2>&5
ac_status=$?
@@ -2504,7 +2506,8 @@ if { (eval echo "$as_me:$LINENO: \"$ac_compile\"") >&5
cat conftest.err >&5
echo "$as_me:$LINENO: \$? = $ac_status" >&5
(exit $ac_status); } &&
- { ac_try='test -z "$ac_c_werror_flag" || test ! -s conftest.err'
+ { ac_try='test -z "$ac_c_werror_flag"
+ || test ! -s conftest.err'
{ (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
(eval $ac_try) 2>&5
ac_status=$?
@@ -2558,7 +2561,8 @@ if { (eval echo "$as_me:$LINENO: \"$ac_compile\"") >&5
cat conftest.err >&5
echo "$as_me:$LINENO: \$? = $ac_status" >&5
(exit $ac_status); } &&
- { ac_try='test -z "$ac_c_werror_flag" || test ! -s conftest.err'
+ { ac_try='test -z "$ac_c_werror_flag"
+ || test ! -s conftest.err'
{ (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
(eval $ac_try) 2>&5
ac_status=$?
@@ -2603,7 +2607,8 @@ if { (eval echo "$as_me:$LINENO: \"$ac_compile\"") >&5
cat conftest.err >&5
echo "$as_me:$LINENO: \$? = $ac_status" >&5
(exit $ac_status); } &&
- { ac_try='test -z "$ac_c_werror_flag" || test ! -s conftest.err'
+ { ac_try='test -z "$ac_c_werror_flag"
+ || test ! -s conftest.err'
{ (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
(eval $ac_try) 2>&5
ac_status=$?
@@ -2647,7 +2652,8 @@ if { (eval echo "$as_me:$LINENO: \"$ac_compile\"") >&5
cat conftest.err >&5
echo "$as_me:$LINENO: \$? = $ac_status" >&5
(exit $ac_status); } &&
- { ac_try='test -z "$ac_c_werror_flag" || test ! -s conftest.err'
+ { ac_try='test -z "$ac_c_werror_flag"
+ || test ! -s conftest.err'
{ (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
(eval $ac_try) 2>&5
ac_status=$?
@@ -2923,9 +2929,66 @@ ac_compiler_gnu=$ac_cv_c_compiler_gnu
ac_c_preproc_warn_flag=yes
+# Warn C++ incompatibilities if supported.
+
+echo "$as_me:$LINENO: checking whether ${CC} accepts -Wc++-compat" >&5
+echo $ECHO_N "checking whether ${CC} accepts -Wc++-compat... $ECHO_C" >&6
+if test "${ac_cv_prog_cc_w_cxx_compat+set}" = set; then
+ echo $ECHO_N "(cached) $ECHO_C" >&6
+else
+ save_CFLAGS="$CFLAGS"
+ CFLAGS="-Wc++-compat"
+ cat >conftest.$ac_ext <<_ACEOF
+/* confdefs.h. */
+_ACEOF
+cat confdefs.h >>conftest.$ac_ext
+cat >>conftest.$ac_ext <<_ACEOF
+/* end confdefs.h. */
+
+_ACEOF
+rm -f conftest.$ac_objext
+if { (eval echo "$as_me:$LINENO: \"$ac_compile\"") >&5
+ (eval $ac_compile) 2>conftest.er1
+ ac_status=$?
+ grep -v '^ *+' conftest.er1 >conftest.err
+ rm -f conftest.er1
+ cat conftest.err >&5
+ echo "$as_me:$LINENO: \$? = $ac_status" >&5
+ (exit $ac_status); } &&
+ { ac_try='test -z "$ac_c_werror_flag"
+ || test ! -s conftest.err'
+ { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
+ (eval $ac_try) 2>&5
+ ac_status=$?
+ echo "$as_me:$LINENO: \$? = $ac_status" >&5
+ (exit $ac_status); }; } &&
+ { ac_try='test -s conftest.$ac_objext'
+ { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
+ (eval $ac_try) 2>&5
+ ac_status=$?
+ echo "$as_me:$LINENO: \$? = $ac_status" >&5
+ (exit $ac_status); }; }; then
+ ac_cv_prog_cc_w_cxx_compat=yes
+else
+ echo "$as_me: failed program was:" >&5
+sed 's/^/| /' conftest.$ac_ext >&5
+
+ac_cv_prog_cc_w_cxx_compat=no
+fi
+rm -f conftest.err conftest.$ac_objext conftest.$ac_ext
+ CFLAGS="$save_CFLAGS"
+
+fi
+echo "$as_me:$LINENO: result: $ac_cv_prog_cc_w_cxx_compat" >&5
+echo "${ECHO_T}$ac_cv_prog_cc_w_cxx_compat" >&6
+
+
if test x$GCC = xyes; then
ac_libiberty_warn_cflags='-W -Wall -pedantic -Wwrite-strings -Wstrict-prototypes'
fi
+if test $ac_cv_prog_cc_w_cxx_compat = yes ; then
+ ac_libiberty_warn_cflags="${ac_libiberty_warn_cflags} -Wc++-compat"
+fi
if test "x$CC" != xcc; then
@@ -3027,7 +3090,6 @@ fi
-
echo "$as_me:$LINENO: checking for an ANSI C-conforming const" >&5
echo $ECHO_N "checking for an ANSI C-conforming const... $ECHO_C" >&6
if test "${ac_cv_c_const+set}" = set; then
@@ -3103,7 +3165,8 @@ if { (eval echo "$as_me:$LINENO: \"$ac_compile\"") >&5
cat conftest.err >&5
echo "$as_me:$LINENO: \$? = $ac_status" >&5
(exit $ac_status); } &&
- { ac_try='test -z "$ac_c_werror_flag" || test ! -s conftest.err'
+ { ac_try='test -z "$ac_c_werror_flag"
+ || test ! -s conftest.err'
{ (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
(eval $ac_try) 2>&5
ac_status=$?
@@ -3163,7 +3226,8 @@ if { (eval echo "$as_me:$LINENO: \"$ac_compile\"") >&5
cat conftest.err >&5
echo "$as_me:$LINENO: \$? = $ac_status" >&5
(exit $ac_status); } &&
- { ac_try='test -z "$ac_c_werror_flag" || test ! -s conftest.err'
+ { ac_try='test -z "$ac_c_werror_flag"
+ || test ! -s conftest.err'
{ (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
(eval $ac_try) 2>&5
ac_status=$?
@@ -3239,7 +3303,8 @@ if { (eval echo "$as_me:$LINENO: \"$ac_compile\"") >&5
cat conftest.err >&5
echo "$as_me:$LINENO: \$? = $ac_status" >&5
(exit $ac_status); } &&
- { ac_try='test -z "$ac_c_werror_flag" || test ! -s conftest.err'
+ { ac_try='test -z "$ac_c_werror_flag"
+ || test ! -s conftest.err'
{ (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
(eval $ac_try) 2>&5
ac_status=$?
@@ -3281,7 +3346,8 @@ if { (eval echo "$as_me:$LINENO: \"$ac_compile\"") >&5
cat conftest.err >&5
echo "$as_me:$LINENO: \$? = $ac_status" >&5
(exit $ac_status); } &&
- { ac_try='test -z "$ac_c_werror_flag" || test ! -s conftest.err'
+ { ac_try='test -z "$ac_c_werror_flag"
+ || test ! -s conftest.err'
{ (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
(eval $ac_try) 2>&5
ac_status=$?
@@ -3338,7 +3404,8 @@ if { (eval echo "$as_me:$LINENO: \"$ac_compile\"") >&5
cat conftest.err >&5
echo "$as_me:$LINENO: \$? = $ac_status" >&5
(exit $ac_status); } &&
- { ac_try='test -z "$ac_c_werror_flag" || test ! -s conftest.err'
+ { ac_try='test -z "$ac_c_werror_flag"
+ || test ! -s conftest.err'
{ (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
(eval $ac_try) 2>&5
ac_status=$?
@@ -3710,7 +3777,8 @@ if { (eval echo "$as_me:$LINENO: \"$ac_compile\"") >&5
cat conftest.err >&5
echo "$as_me:$LINENO: \$? = $ac_status" >&5
(exit $ac_status); } &&
- { ac_try='test -z "$ac_c_werror_flag" || test ! -s conftest.err'
+ { ac_try='test -z "$ac_c_werror_flag"
+ || test ! -s conftest.err'
{ (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
(eval $ac_try) 2>&5
ac_status=$?
@@ -3774,7 +3842,8 @@ if { (eval echo "$as_me:$LINENO: \"$ac_compile\"") >&5
cat conftest.err >&5
echo "$as_me:$LINENO: \$? = $ac_status" >&5
(exit $ac_status); } &&
- { ac_try='test -z "$ac_c_werror_flag" || test ! -s conftest.err'
+ { ac_try='test -z "$ac_c_werror_flag"
+ || test ! -s conftest.err'
{ (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
(eval $ac_try) 2>&5
ac_status=$?
@@ -3835,7 +3904,8 @@ if { (eval echo "$as_me:$LINENO: \"$ac_compile\"") >&5
cat conftest.err >&5
echo "$as_me:$LINENO: \$? = $ac_status" >&5
(exit $ac_status); } &&
- { ac_try='test -z "$ac_c_werror_flag" || test ! -s conftest.err'
+ { ac_try='test -z "$ac_c_werror_flag"
+ || test ! -s conftest.err'
{ (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
(eval $ac_try) 2>&5
ac_status=$?
@@ -3916,7 +3986,8 @@ if { (eval echo "$as_me:$LINENO: \"$ac_compile\"") >&5
cat conftest.err >&5
echo "$as_me:$LINENO: \$? = $ac_status" >&5
(exit $ac_status); } &&
- { ac_try='test -z "$ac_c_werror_flag" || test ! -s conftest.err'
+ { ac_try='test -z "$ac_c_werror_flag"
+ || test ! -s conftest.err'
{ (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
(eval $ac_try) 2>&5
ac_status=$?
@@ -4145,7 +4216,8 @@ if { (eval echo "$as_me:$LINENO: \"$ac_compile\"") >&5
cat conftest.err >&5
echo "$as_me:$LINENO: \$? = $ac_status" >&5
(exit $ac_status); } &&
- { ac_try='test -z "$ac_c_werror_flag" || test ! -s conftest.err'
+ { ac_try='test -z "$ac_c_werror_flag"
+ || test ! -s conftest.err'
{ (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
(eval $ac_try) 2>&5
ac_status=$?
@@ -4207,7 +4279,8 @@ if { (eval echo "$as_me:$LINENO: \"$ac_compile\"") >&5
cat conftest.err >&5
echo "$as_me:$LINENO: \$? = $ac_status" >&5
(exit $ac_status); } &&
- { ac_try='test -z "$ac_c_werror_flag" || test ! -s conftest.err'
+ { ac_try='test -z "$ac_c_werror_flag"
+ || test ! -s conftest.err'
{ (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
(eval $ac_try) 2>&5
ac_status=$?
@@ -4247,7 +4320,8 @@ if { (eval echo "$as_me:$LINENO: \"$ac_compile\"") >&5
cat conftest.err >&5
echo "$as_me:$LINENO: \$? = $ac_status" >&5
(exit $ac_status); } &&
- { ac_try='test -z "$ac_c_werror_flag" || test ! -s conftest.err'
+ { ac_try='test -z "$ac_c_werror_flag"
+ || test ! -s conftest.err'
{ (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
(eval $ac_try) 2>&5
ac_status=$?
@@ -4303,7 +4377,8 @@ if { (eval echo "$as_me:$LINENO: \"$ac_compile\"") >&5
cat conftest.err >&5
echo "$as_me:$LINENO: \$? = $ac_status" >&5
(exit $ac_status); } &&
- { ac_try='test -z "$ac_c_werror_flag" || test ! -s conftest.err'
+ { ac_try='test -z "$ac_c_werror_flag"
+ || test ! -s conftest.err'
{ (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
(eval $ac_try) 2>&5
ac_status=$?
@@ -4343,7 +4418,8 @@ if { (eval echo "$as_me:$LINENO: \"$ac_compile\"") >&5
cat conftest.err >&5
echo "$as_me:$LINENO: \$? = $ac_status" >&5
(exit $ac_status); } &&
- { ac_try='test -z "$ac_c_werror_flag" || test ! -s conftest.err'
+ { ac_try='test -z "$ac_c_werror_flag"
+ || test ! -s conftest.err'
{ (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
(eval $ac_try) 2>&5
ac_status=$?
@@ -4407,7 +4483,8 @@ if { (eval echo "$as_me:$LINENO: \"$ac_compile\"") >&5
cat conftest.err >&5
echo "$as_me:$LINENO: \$? = $ac_status" >&5
(exit $ac_status); } &&
- { ac_try='test -z "$ac_c_werror_flag" || test ! -s conftest.err'
+ { ac_try='test -z "$ac_c_werror_flag"
+ || test ! -s conftest.err'
{ (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
(eval $ac_try) 2>&5
ac_status=$?
@@ -4438,8 +4515,10 @@ See \`config.log' for more details." >&2;}
esac
else
if test "$cross_compiling" = yes; then
- { { echo "$as_me:$LINENO: error: internal error: not reached in cross-compile" >&5
-echo "$as_me: error: internal error: not reached in cross-compile" >&2;}
+ { { echo "$as_me:$LINENO: error: cannot run test program while cross compiling
+See \`config.log' for more details." >&5
+echo "$as_me: error: cannot run test program while cross compiling
+See \`config.log' for more details." >&2;}
{ (exit 1); exit 1; }; }
else
cat >conftest.$ac_ext <<_ACEOF
@@ -4552,7 +4631,8 @@ if { (eval echo "$as_me:$LINENO: \"$ac_compile\"") >&5
cat conftest.err >&5
echo "$as_me:$LINENO: \$? = $ac_status" >&5
(exit $ac_status); } &&
- { ac_try='test -z "$ac_c_werror_flag" || test ! -s conftest.err'
+ { ac_try='test -z "$ac_c_werror_flag"
+ || test ! -s conftest.err'
{ (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
(eval $ac_try) 2>&5
ac_status=$?
@@ -4618,7 +4698,8 @@ if { (eval echo "$as_me:$LINENO: \"$ac_compile\"") >&5
cat conftest.err >&5
echo "$as_me:$LINENO: \$? = $ac_status" >&5
(exit $ac_status); } &&
- { ac_try='test -z "$ac_c_werror_flag" || test ! -s conftest.err'
+ { ac_try='test -z "$ac_c_werror_flag"
+ || test ! -s conftest.err'
{ (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
(eval $ac_try) 2>&5
ac_status=$?
@@ -4664,7 +4745,8 @@ if { (eval echo "$as_me:$LINENO: \"$ac_compile\"") >&5
cat conftest.err >&5
echo "$as_me:$LINENO: \$? = $ac_status" >&5
(exit $ac_status); } &&
- { ac_try='test -z "$ac_c_werror_flag" || test ! -s conftest.err'
+ { ac_try='test -z "$ac_c_werror_flag"
+ || test ! -s conftest.err'
{ (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
(eval $ac_try) 2>&5
ac_status=$?
@@ -4710,7 +4792,8 @@ if { (eval echo "$as_me:$LINENO: \"$ac_compile\"") >&5
cat conftest.err >&5
echo "$as_me:$LINENO: \$? = $ac_status" >&5
(exit $ac_status); } &&
- { ac_try='test -z "$ac_c_werror_flag" || test ! -s conftest.err'
+ { ac_try='test -z "$ac_c_werror_flag"
+ || test ! -s conftest.err'
{ (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
(eval $ac_try) 2>&5
ac_status=$?
@@ -4787,7 +4870,8 @@ if { (eval echo "$as_me:$LINENO: \"$ac_compile\"") >&5
cat conftest.err >&5
echo "$as_me:$LINENO: \$? = $ac_status" >&5
(exit $ac_status); } &&
- { ac_try='test -z "$ac_c_werror_flag" || test ! -s conftest.err'
+ { ac_try='test -z "$ac_c_werror_flag"
+ || test ! -s conftest.err'
{ (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
(eval $ac_try) 2>&5
ac_status=$?
@@ -5029,7 +5113,8 @@ if { (eval echo "$as_me:$LINENO: \"$ac_link\"") >&5
cat conftest.err >&5
echo "$as_me:$LINENO: \$? = $ac_status" >&5
(exit $ac_status); } &&
- { ac_try='test -z "$ac_c_werror_flag" || test ! -s conftest.err'
+ { ac_try='test -z "$ac_c_werror_flag"
+ || test ! -s conftest.err'
{ (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
(eval $ac_try) 2>&5
ac_status=$?
@@ -5093,7 +5178,8 @@ if { (eval echo "$as_me:$LINENO: \"$ac_compile\"") >&5
cat conftest.err >&5
echo "$as_me:$LINENO: \$? = $ac_status" >&5
(exit $ac_status); } &&
- { ac_try='test -z "$ac_c_werror_flag" || test ! -s conftest.err'
+ { ac_try='test -z "$ac_c_werror_flag"
+ || test ! -s conftest.err'
{ (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
(eval $ac_try) 2>&5
ac_status=$?
@@ -5162,7 +5248,8 @@ if { (eval echo "$as_me:$LINENO: \"$ac_compile\"") >&5
cat conftest.err >&5
echo "$as_me:$LINENO: \$? = $ac_status" >&5
(exit $ac_status); } &&
- { ac_try='test -z "$ac_c_werror_flag" || test ! -s conftest.err'
+ { ac_try='test -z "$ac_c_werror_flag"
+ || test ! -s conftest.err'
{ (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
(eval $ac_try) 2>&5
ac_status=$?
@@ -5231,7 +5318,8 @@ if { (eval echo "$as_me:$LINENO: \"$ac_compile\"") >&5
cat conftest.err >&5
echo "$as_me:$LINENO: \$? = $ac_status" >&5
(exit $ac_status); } &&
- { ac_try='test -z "$ac_c_werror_flag" || test ! -s conftest.err'
+ { ac_try='test -z "$ac_c_werror_flag"
+ || test ! -s conftest.err'
{ (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
(eval $ac_try) 2>&5
ac_status=$?
@@ -5300,7 +5388,8 @@ if { (eval echo "$as_me:$LINENO: \"$ac_compile\"") >&5
cat conftest.err >&5
echo "$as_me:$LINENO: \$? = $ac_status" >&5
(exit $ac_status); } &&
- { ac_try='test -z "$ac_c_werror_flag" || test ! -s conftest.err'
+ { ac_try='test -z "$ac_c_werror_flag"
+ || test ! -s conftest.err'
{ (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
(eval $ac_try) 2>&5
ac_status=$?
@@ -5369,7 +5458,8 @@ if { (eval echo "$as_me:$LINENO: \"$ac_compile\"") >&5
cat conftest.err >&5
echo "$as_me:$LINENO: \$? = $ac_status" >&5
(exit $ac_status); } &&
- { ac_try='test -z "$ac_c_werror_flag" || test ! -s conftest.err'
+ { ac_try='test -z "$ac_c_werror_flag"
+ || test ! -s conftest.err'
{ (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
(eval $ac_try) 2>&5
ac_status=$?
@@ -5438,7 +5528,8 @@ if { (eval echo "$as_me:$LINENO: \"$ac_compile\"") >&5
cat conftest.err >&5
echo "$as_me:$LINENO: \$? = $ac_status" >&5
(exit $ac_status); } &&
- { ac_try='test -z "$ac_c_werror_flag" || test ! -s conftest.err'
+ { ac_try='test -z "$ac_c_werror_flag"
+ || test ! -s conftest.err'
{ (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
(eval $ac_try) 2>&5
ac_status=$?
@@ -5864,7 +5955,8 @@ if { (eval echo "$as_me:$LINENO: \"$ac_link\"") >&5
cat conftest.err >&5
echo "$as_me:$LINENO: \$? = $ac_status" >&5
(exit $ac_status); } &&
- { ac_try='test -z "$ac_c_werror_flag" || test ! -s conftest.err'
+ { ac_try='test -z "$ac_c_werror_flag"
+ || test ! -s conftest.err'
{ (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
(eval $ac_try) 2>&5
ac_status=$?
@@ -5923,7 +6015,8 @@ if { (eval echo "$as_me:$LINENO: \"$ac_link\"") >&5
cat conftest.err >&5
echo "$as_me:$LINENO: \$? = $ac_status" >&5
(exit $ac_status); } &&
- { ac_try='test -z "$ac_c_werror_flag" || test ! -s conftest.err'
+ { ac_try='test -z "$ac_c_werror_flag"
+ || test ! -s conftest.err'
{ (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
(eval $ac_try) 2>&5
ac_status=$?
@@ -6023,7 +6116,8 @@ if { (eval echo "$as_me:$LINENO: \"$ac_link\"") >&5
cat conftest.err >&5
echo "$as_me:$LINENO: \$? = $ac_status" >&5
(exit $ac_status); } &&
- { ac_try='test -z "$ac_c_werror_flag" || test ! -s conftest.err'
+ { ac_try='test -z "$ac_c_werror_flag"
+ || test ! -s conftest.err'
{ (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
(eval $ac_try) 2>&5
ac_status=$?
@@ -6161,7 +6255,8 @@ if { (eval echo "$as_me:$LINENO: \"$ac_link\"") >&5
cat conftest.err >&5
echo "$as_me:$LINENO: \$? = $ac_status" >&5
(exit $ac_status); } &&
- { ac_try='test -z "$ac_c_werror_flag" || test ! -s conftest.err'
+ { ac_try='test -z "$ac_c_werror_flag"
+ || test ! -s conftest.err'
{ (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
(eval $ac_try) 2>&5
ac_status=$?
@@ -6382,7 +6477,8 @@ if { (eval echo "$as_me:$LINENO: \"$ac_link\"") >&5
cat conftest.err >&5
echo "$as_me:$LINENO: \$? = $ac_status" >&5
(exit $ac_status); } &&
- { ac_try='test -z "$ac_c_werror_flag" || test ! -s conftest.err'
+ { ac_try='test -z "$ac_c_werror_flag"
+ || test ! -s conftest.err'
{ (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
(eval $ac_try) 2>&5
ac_status=$?
@@ -6727,7 +6823,8 @@ if { (eval echo "$as_me:$LINENO: \"$ac_link\"") >&5
cat conftest.err >&5
echo "$as_me:$LINENO: \$? = $ac_status" >&5
(exit $ac_status); } &&
- { ac_try='test -z "$ac_c_werror_flag" || test ! -s conftest.err'
+ { ac_try='test -z "$ac_c_werror_flag"
+ || test ! -s conftest.err'
{ (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
(eval $ac_try) 2>&5
ac_status=$?
@@ -6838,7 +6935,8 @@ if { (eval echo "$as_me:$LINENO: \"$ac_link\"") >&5
cat conftest.err >&5
echo "$as_me:$LINENO: \$? = $ac_status" >&5
(exit $ac_status); } &&
- { ac_try='test -z "$ac_c_werror_flag" || test ! -s conftest.err'
+ { ac_try='test -z "$ac_c_werror_flag"
+ || test ! -s conftest.err'
{ (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
(eval $ac_try) 2>&5
ac_status=$?
@@ -6907,7 +7005,8 @@ if { (eval echo "$as_me:$LINENO: \"$ac_link\"") >&5
cat conftest.err >&5
echo "$as_me:$LINENO: \$? = $ac_status" >&5
(exit $ac_status); } &&
- { ac_try='test -z "$ac_c_werror_flag" || test ! -s conftest.err'
+ { ac_try='test -z "$ac_c_werror_flag"
+ || test ! -s conftest.err'
{ (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
(eval $ac_try) 2>&5
ac_status=$?
@@ -6972,7 +7071,8 @@ if { (eval echo "$as_me:$LINENO: \"$ac_compile\"") >&5
cat conftest.err >&5
echo "$as_me:$LINENO: \$? = $ac_status" >&5
(exit $ac_status); } &&
- { ac_try='test -z "$ac_c_werror_flag" || test ! -s conftest.err'
+ { ac_try='test -z "$ac_c_werror_flag"
+ || test ! -s conftest.err'
{ (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
(eval $ac_try) 2>&5
ac_status=$?
@@ -7068,7 +7168,8 @@ if { (eval echo "$as_me:$LINENO: \"$ac_link\"") >&5
cat conftest.err >&5
echo "$as_me:$LINENO: \$? = $ac_status" >&5
(exit $ac_status); } &&
- { ac_try='test -z "$ac_c_werror_flag" || test ! -s conftest.err'
+ { ac_try='test -z "$ac_c_werror_flag"
+ || test ! -s conftest.err'
{ (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
(eval $ac_try) 2>&5
ac_status=$?
@@ -7132,7 +7233,8 @@ if { (eval echo "$as_me:$LINENO: \"$ac_compile\"") >&5
cat conftest.err >&5
echo "$as_me:$LINENO: \$? = $ac_status" >&5
(exit $ac_status); } &&
- { ac_try='test -z "$ac_c_werror_flag" || test ! -s conftest.err'
+ { ac_try='test -z "$ac_c_werror_flag"
+ || test ! -s conftest.err'
{ (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
(eval $ac_try) 2>&5
ac_status=$?
@@ -7201,7 +7303,8 @@ if { (eval echo "$as_me:$LINENO: \"$ac_compile\"") >&5
cat conftest.err >&5
echo "$as_me:$LINENO: \$? = $ac_status" >&5
(exit $ac_status); } &&
- { ac_try='test -z "$ac_c_werror_flag" || test ! -s conftest.err'
+ { ac_try='test -z "$ac_c_werror_flag"
+ || test ! -s conftest.err'
{ (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
(eval $ac_try) 2>&5
ac_status=$?
@@ -7270,7 +7373,8 @@ if { (eval echo "$as_me:$LINENO: \"$ac_compile\"") >&5
cat conftest.err >&5
echo "$as_me:$LINENO: \$? = $ac_status" >&5
(exit $ac_status); } &&
- { ac_try='test -z "$ac_c_werror_flag" || test ! -s conftest.err'
+ { ac_try='test -z "$ac_c_werror_flag"
+ || test ! -s conftest.err'
{ (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
(eval $ac_try) 2>&5
ac_status=$?
@@ -7339,7 +7443,8 @@ if { (eval echo "$as_me:$LINENO: \"$ac_compile\"") >&5
cat conftest.err >&5
echo "$as_me:$LINENO: \$? = $ac_status" >&5
(exit $ac_status); } &&
- { ac_try='test -z "$ac_c_werror_flag" || test ! -s conftest.err'
+ { ac_try='test -z "$ac_c_werror_flag"
+ || test ! -s conftest.err'
{ (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
(eval $ac_try) 2>&5
ac_status=$?
@@ -7408,7 +7513,8 @@ if { (eval echo "$as_me:$LINENO: \"$ac_compile\"") >&5
cat conftest.err >&5
echo "$as_me:$LINENO: \$? = $ac_status" >&5
(exit $ac_status); } &&
- { ac_try='test -z "$ac_c_werror_flag" || test ! -s conftest.err'
+ { ac_try='test -z "$ac_c_werror_flag"
+ || test ! -s conftest.err'
{ (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
(eval $ac_try) 2>&5
ac_status=$?
@@ -7477,7 +7583,8 @@ if { (eval echo "$as_me:$LINENO: \"$ac_compile\"") >&5
cat conftest.err >&5
echo "$as_me:$LINENO: \$? = $ac_status" >&5
(exit $ac_status); } &&
- { ac_try='test -z "$ac_c_werror_flag" || test ! -s conftest.err'
+ { ac_try='test -z "$ac_c_werror_flag"
+ || test ! -s conftest.err'
{ (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
(eval $ac_try) 2>&5
ac_status=$?
@@ -7548,7 +7655,8 @@ if { (eval echo "$as_me:$LINENO: \"$ac_compile\"") >&5
cat conftest.err >&5
echo "$as_me:$LINENO: \$? = $ac_status" >&5
(exit $ac_status); } &&
- { ac_try='test -z "$ac_c_werror_flag" || test ! -s conftest.err'
+ { ac_try='test -z "$ac_c_werror_flag"
+ || test ! -s conftest.err'
{ (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
(eval $ac_try) 2>&5
ac_status=$?
@@ -7617,7 +7725,8 @@ if { (eval echo "$as_me:$LINENO: \"$ac_compile\"") >&5
cat conftest.err >&5
echo "$as_me:$LINENO: \$? = $ac_status" >&5
(exit $ac_status); } &&
- { ac_try='test -z "$ac_c_werror_flag" || test ! -s conftest.err'
+ { ac_try='test -z "$ac_c_werror_flag"
+ || test ! -s conftest.err'
{ (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
(eval $ac_try) 2>&5
ac_status=$?
@@ -7686,7 +7795,8 @@ if { (eval echo "$as_me:$LINENO: \"$ac_compile\"") >&5
cat conftest.err >&5
echo "$as_me:$LINENO: \$? = $ac_status" >&5
(exit $ac_status); } &&
- { ac_try='test -z "$ac_c_werror_flag" || test ! -s conftest.err'
+ { ac_try='test -z "$ac_c_werror_flag"
+ || test ! -s conftest.err'
{ (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
(eval $ac_try) 2>&5
ac_status=$?
@@ -7755,7 +7865,8 @@ if { (eval echo "$as_me:$LINENO: \"$ac_compile\"") >&5
cat conftest.err >&5
echo "$as_me:$LINENO: \$? = $ac_status" >&5
(exit $ac_status); } &&
- { ac_try='test -z "$ac_c_werror_flag" || test ! -s conftest.err'
+ { ac_try='test -z "$ac_c_werror_flag"
+ || test ! -s conftest.err'
{ (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
(eval $ac_try) 2>&5
ac_status=$?
@@ -7824,7 +7935,8 @@ if { (eval echo "$as_me:$LINENO: \"$ac_compile\"") >&5
cat conftest.err >&5
echo "$as_me:$LINENO: \$? = $ac_status" >&5
(exit $ac_status); } &&
- { ac_try='test -z "$ac_c_werror_flag" || test ! -s conftest.err'
+ { ac_try='test -z "$ac_c_werror_flag"
+ || test ! -s conftest.err'
{ (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
(eval $ac_try) 2>&5
ac_status=$?
@@ -7893,7 +8005,8 @@ if { (eval echo "$as_me:$LINENO: \"$ac_compile\"") >&5
cat conftest.err >&5
echo "$as_me:$LINENO: \$? = $ac_status" >&5
(exit $ac_status); } &&
- { ac_try='test -z "$ac_c_werror_flag" || test ! -s conftest.err'
+ { ac_try='test -z "$ac_c_werror_flag"
+ || test ! -s conftest.err'
{ (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
(eval $ac_try) 2>&5
ac_status=$?
@@ -7964,7 +8077,8 @@ if { (eval echo "$as_me:$LINENO: \"$ac_compile\"") >&5
cat conftest.err >&5
echo "$as_me:$LINENO: \$? = $ac_status" >&5
(exit $ac_status); } &&
- { ac_try='test -z "$ac_c_werror_flag" || test ! -s conftest.err'
+ { ac_try='test -z "$ac_c_werror_flag"
+ || test ! -s conftest.err'
{ (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
(eval $ac_try) 2>&5
ac_status=$?
@@ -8047,7 +8161,8 @@ if { (eval echo "$as_me:$LINENO: \"$ac_compile\"") >&5
cat conftest.err >&5
echo "$as_me:$LINENO: \$? = $ac_status" >&5
(exit $ac_status); } &&
- { ac_try='test -z "$ac_c_werror_flag" || test ! -s conftest.err'
+ { ac_try='test -z "$ac_c_werror_flag"
+ || test ! -s conftest.err'
{ (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
(eval $ac_try) 2>&5
ac_status=$?
@@ -8219,7 +8334,8 @@ if { (eval echo "$as_me:$LINENO: \"$ac_link\"") >&5
cat conftest.err >&5
echo "$as_me:$LINENO: \$? = $ac_status" >&5
(exit $ac_status); } &&
- { ac_try='test -z "$ac_c_werror_flag" || test ! -s conftest.err'
+ { ac_try='test -z "$ac_c_werror_flag"
+ || test ! -s conftest.err'
{ (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
(eval $ac_try) 2>&5
ac_status=$?
@@ -9407,6 +9523,11 @@ esac
*) ac_INSTALL=$ac_top_builddir$INSTALL ;;
esac
+ if test x"$ac_file" != x-; then
+ { echo "$as_me:$LINENO: creating $ac_file" >&5
+echo "$as_me: creating $ac_file" >&6;}
+ rm -f "$ac_file"
+ fi
# Let's still pretend it is `configure' which instantiates (i.e., don't
# use $as_me), people would be surprised to read:
# /* config.h. Generated by config.status. */
@@ -9445,12 +9566,6 @@ echo "$as_me: error: cannot find input file: $f" >&2;}
fi;;
esac
done` || { (exit 1); exit 1; }
-
- if test x"$ac_file" != x-; then
- { echo "$as_me:$LINENO: creating $ac_file" >&5
-echo "$as_me: creating $ac_file" >&6;}
- rm -f "$ac_file"
- fi
_ACEOF
cat >>$CONFIG_STATUS <<_ACEOF
sed "$ac_vpsub
diff --git a/libiberty/configure.ac b/libiberty/configure.ac
index e77bac7..a57685a 100644
--- a/libiberty/configure.ac
+++ b/libiberty/configure.ac
@@ -113,9 +113,25 @@ GCC_NO_EXECUTABLES
AC_PROG_CC
AC_PROG_CPP_WERROR
+# Warn C++ incompatibilities if supported.
+AC_CACHE_CHECK(
+ [whether ${CC} accepts -Wc++-compat],
+ [ac_cv_prog_cc_w_cxx_compat],
+ [save_CFLAGS="$CFLAGS"
+ CFLAGS="-Wc++-compat"
+ AC_COMPILE_IFELSE([AC_LANG_SOURCE([[]])],
+ [ac_cv_prog_cc_w_cxx_compat=yes],
+ [ac_cv_prog_cc_w_cxx_compat=no])
+ CFLAGS="$save_CFLAGS"
+ ])
+
+
if test x$GCC = xyes; then
ac_libiberty_warn_cflags='-W -Wall -pedantic -Wwrite-strings -Wstrict-prototypes'
fi
+if test $ac_cv_prog_cc_w_cxx_compat = yes ; then
+ ac_libiberty_warn_cflags="${ac_libiberty_warn_cflags} -Wc++-compat"
+fi
AC_SUBST(ac_libiberty_warn_cflags)
AC_PROG_CC_C_O