From 513bfb29eae0aee2a7c0eed8527a19405dfdeed8 Mon Sep 17 00:00:00 2001 From: akr Date: Fri, 8 Feb 2013 14:26:13 +0000 Subject: [PATCH] * configure.in: change CFLAGS temporally to test ARCH_FLAG="-march=i486". git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@39162 b2dd03c8-39d4-4d8f-98ff-823fe69b080e --- ChangeLog | 5 +++++ configure.in | 8 ++++++-- 2 files changed, 11 insertions(+), 2 deletions(-) diff --git a/ChangeLog b/ChangeLog index d379ca74f6..b5a605bb5d 100644 --- a/ChangeLog +++ b/ChangeLog @@ -1,3 +1,8 @@ +Fri Feb 8 23:25:33 2013 Tanaka Akira + + * configure.in: change CFLAGS temporally to test + ARCH_FLAG="-march=i486". + Fri Feb 8 21:19:41 2013 Tanaka Akira * configure.in: don't define ARCH_FLAG="-march=i486" if it causes diff --git a/configure.in b/configure.in index ea57241230..e3b57d4b94 100644 --- a/configure.in +++ b/configure.in @@ -1555,13 +1555,17 @@ AS_CASE(["$target_cpu-$target_os"], [[i[3-6]86*]], [ if test "$rb_cv_gcc_compiler_cas" = no; then unset rb_cv_gcc_compiler_cas ARCH_FLAG="-march=i486" + save_CFLAGS="$CFLAGS" + CFLAGS="$CFLAGS -march=i486" AC_CACHE_CHECK([for __sync_val_compare_and_swap with -march=i486], [rb_cv_gcc_compiler_cas], [ AC_TRY_LINK([unsigned long atomic_var;], [ __sync_val_compare_and_swap(&atomic_var, 0, 1); ], - [rb_cv_gcc_compiler_cas=yes], - [rb_cv_gcc_compiler_cas=no; unset ARCH_FLAG])]) + [rb_cv_gcc_compiler_cas=yes + ARCH_FLAG="-march=i486"], + [rb_cv_gcc_compiler_cas=no])]) + CFLAGS="$save_CFLAGS" fi]) AC_CACHE_CHECK(for signbit, rb_cv_have_signbit,