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* configure.in: change CFLAGS temporally to test

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ARCH_FLAG="-march=i486".



git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@39162 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
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akr 2013-02-08 14:26:13 +00:00
parent 89ae338e97
commit 513bfb29ea
2 changed files with 11 additions and 2 deletions
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@ -1,3 +1,8 @@
Fri Feb 8 23:25:33 2013 Tanaka Akira <akr@fsij.org>
* configure.in: change CFLAGS temporally to test
ARCH_FLAG="-march=i486".
Fri Feb 8 21:19:41 2013 Tanaka Akira <akr@fsij.org> Fri Feb 8 21:19:41 2013 Tanaka Akira <akr@fsij.org>
* configure.in: don't define ARCH_FLAG="-march=i486" if it causes * configure.in: don't define ARCH_FLAG="-march=i486" if it causes

8
configure.in
View File

@ -1555,13 +1555,17 @@ AS_CASE(["$target_cpu-$target_os"], [[i[3-6]86*]], [
if test "$rb_cv_gcc_compiler_cas" = no; then if test "$rb_cv_gcc_compiler_cas" = no; then
unset rb_cv_gcc_compiler_cas unset rb_cv_gcc_compiler_cas
ARCH_FLAG="-march=i486" ARCH_FLAG="-march=i486"
save_CFLAGS="$CFLAGS"
CFLAGS="$CFLAGS -march=i486"
AC_CACHE_CHECK([for __sync_val_compare_and_swap with -march=i486], [rb_cv_gcc_compiler_cas], [ AC_CACHE_CHECK([for __sync_val_compare_and_swap with -march=i486], [rb_cv_gcc_compiler_cas], [
AC_TRY_LINK([unsigned long atomic_var;], AC_TRY_LINK([unsigned long atomic_var;],
[ [
__sync_val_compare_and_swap(&atomic_var, 0, 1); __sync_val_compare_and_swap(&atomic_var, 0, 1);
], ],
[rb_cv_gcc_compiler_cas=yes], [rb_cv_gcc_compiler_cas=yes
[rb_cv_gcc_compiler_cas=no; unset ARCH_FLAG])]) ARCH_FLAG="-march=i486"],
[rb_cv_gcc_compiler_cas=no])])
CFLAGS="$save_CFLAGS"
fi]) fi])
AC_CACHE_CHECK(for signbit, rb_cv_have_signbit, AC_CACHE_CHECK(for signbit, rb_cv_have_signbit,