diff options
Diffstat (limited to 'configure.in')
| -rw-r--r-- | configure.in | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/configure.in b/configure.in index f49a34c981..402919d174 100644 --- a/configure.in +++ b/configure.in @@ -1371,8 +1371,8 @@ if test "$GCC" = yes; then AC_CACHE_CHECK(for __builtin_unreachable, rb_cv_func___builtin_unreachable, [RUBY_WERROR_FLAG( - [AC_TRY_LINK([@%:@include <stdlib.h>], - [exit(0); __builtin_unreachable();], + [AC_TRY_LINK([volatile int zero;], + [if (zero) __builtin_unreachable();], [rb_cv_func___builtin_unreachable=yes], [rb_cv_func___builtin_unreachable=no]) ]) |