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author | Alan Modra <amodra@gmail.com> | 2015-11-09 15:02:08 +1030 |
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committer | Alan Modra <amodra@gcc.gnu.org> | 2015-11-09 15:02:08 +1030 |
commit | 126e0b6b6124f603f2627ea99f3b24efe42993e3 (patch) | |
tree | 65bf1dc69bb09c998e2a2e820d57c08b54ba56d6 /libiberty/configure | |
parent | a186d523f2c78682594c9b101fb0b2e370f59334 (diff) | |
download | gcc-126e0b6b6124f603f2627ea99f3b24efe42993e3.zip gcc-126e0b6b6124f603f2627ea99f3b24efe42993e3.tar.gz gcc-126e0b6b6124f603f2627ea99f3b24efe42993e3.tar.bz2 |
Configury changes for obstack optimization
* configure.ac: Check size of size_t.
* configure: Regenerate.
From-SVN: r229990
Diffstat (limited to 'libiberty/configure')
-rwxr-xr-x | libiberty/configure | 58 |
1 files changed, 58 insertions, 0 deletions
diff --git a/libiberty/configure b/libiberty/configure index a40ae70..bde78ff 100755 --- a/libiberty/configure +++ b/libiberty/configure @@ -4389,6 +4389,12 @@ fi ac_c_preproc_warn_flag=yes +ac_ext=c +ac_cpp='$CPP $CPPFLAGS' +ac_compile='$CC -c $CFLAGS $CPPFLAGS conftest.$ac_ext >&5' +ac_link='$CC -o conftest$ac_exeext $CFLAGS $CPPFLAGS $LDFLAGS conftest.$ac_ext $LIBS >&5' +ac_compiler_gnu=$ac_cv_c_compiler_gnu + ac_libiberty_warn_cflags= save_CFLAGS="$CFLAGS" for real_option in -W -Wall -Wwrite-strings -Wc++-compat \ @@ -4434,6 +4440,18 @@ $as_echo "$ac_res" >&6; } fi done CFLAGS="$save_CFLAGS" +ac_ext=c +ac_cpp='$CPP $CPPFLAGS' +ac_compile='$CC -c $CFLAGS $CPPFLAGS conftest.$ac_ext >&5' +ac_link='$CC -o conftest$ac_exeext $CFLAGS $CPPFLAGS $LDFLAGS conftest.$ac_ext $LIBS >&5' +ac_compiler_gnu=$ac_cv_c_compiler_gnu + + +ac_ext=c +ac_cpp='$CPP $CPPFLAGS' +ac_compile='$CC -c $CFLAGS $CPPFLAGS conftest.$ac_ext >&5' +ac_link='$CC -o conftest$ac_exeext $CFLAGS $CPPFLAGS $LDFLAGS conftest.$ac_ext $LIBS >&5' +ac_compiler_gnu=$ac_cv_c_compiler_gnu # Do the check with the no- prefix removed from the warning options # since gcc silently accepts any -Wno-* option on purpose @@ -4471,6 +4489,12 @@ if test $acx_cv_prog_cc_pedantic_ = yes; then : fi fi +ac_ext=c +ac_cpp='$CPP $CPPFLAGS' +ac_compile='$CC -c $CFLAGS $CPPFLAGS conftest.$ac_ext >&5' +ac_link='$CC -o conftest$ac_exeext $CFLAGS $CPPFLAGS $LDFLAGS conftest.$ac_ext $LIBS >&5' +ac_compiler_gnu=$ac_cv_c_compiler_gnu + if test "x$CC" != xcc; then @@ -5381,6 +5405,40 @@ cat >>confdefs.h <<_ACEOF _ACEOF +# The cast to long int works around a bug in the HP C Compiler +# version HP92453-01 B.11.11.23709.GP, which incorrectly rejects +# declarations like `int a3[[(sizeof (unsigned char)) >= 0]];'. +# This bug is HP SR number 8606223364. +{ $as_echo "$as_me:${as_lineno-$LINENO}: checking size of size_t" >&5 +$as_echo_n "checking size of size_t... " >&6; } +if test "${ac_cv_sizeof_size_t+set}" = set; then : + $as_echo_n "(cached) " >&6 +else + if ac_fn_c_compute_int "$LINENO" "(long int) (sizeof (size_t))" "ac_cv_sizeof_size_t" "$ac_includes_default"; then : + +else + if test "$ac_cv_type_size_t" = yes; then + { { $as_echo "$as_me:${as_lineno-$LINENO}: error: in \`$ac_pwd':" >&5 +$as_echo "$as_me: error: in \`$ac_pwd':" >&2;} +{ as_fn_set_status 77 +as_fn_error "cannot compute sizeof (size_t) +See \`config.log' for more details." "$LINENO" 5; }; } + else + ac_cv_sizeof_size_t=0 + fi +fi + +fi +{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_sizeof_size_t" >&5 +$as_echo "$ac_cv_sizeof_size_t" >&6; } + + + +cat >>confdefs.h <<_ACEOF +#define SIZEOF_SIZE_T $ac_cv_sizeof_size_t +_ACEOF + + # Check for presense of long long ac_fn_c_check_type "$LINENO" "long long" "ac_cv_type_long_long" "$ac_includes_default" |