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| author | Corinna Vinschen <corinna@vinschen.de> | 2016-03-22 10:25:20 +0100 |
|---|---|---|
| committer | Corinna Vinschen <corinna@vinschen.de> | 2016-03-22 10:25:20 +0100 |
| commit | fe508576ef1f815b22177d7597796886b91ea0c8 (patch) | |
| tree | 885adbb929453bbbee04db48bdbbafec4e29205e /config/sjlj.m4 | |
| parent | 445036bb9882485133750a14a5b3da30efeae2df (diff) | |
| download | cygnal-fe508576ef1f815b22177d7597796886b91ea0c8.tar.gz cygnal-fe508576ef1f815b22177d7597796886b91ea0c8.tar.bz2 cygnal-fe508576ef1f815b22177d7597796886b91ea0c8.zip | |
Sync toplevel with upstream GCC.
Signed-off-by: Corinna Vinschen <corinna@vinschen.de>
Diffstat (limited to 'config/sjlj.m4')
| -rw-r--r-- | config/sjlj.m4 | 12 |
1 files changed, 12 insertions, 0 deletions
diff --git a/config/sjlj.m4 b/config/sjlj.m4 new file mode 100644 index 000000000..71c8b319b --- /dev/null +++ b/config/sjlj.m4 @@ -0,0 +1,12 @@ +dnl Check if the compiler is configured for setjmp/longjmp exceptions. +AC_DEFUN([GCC_CHECK_SJLJ_EXCEPTIONS], + [AC_CACHE_CHECK([whether the compiler is configured for setjmp/longjmp exceptions], + ac_cv_sjlj_exceptions, + [AC_COMPILE_IFELSE( + [AC_LANG_PROGRAM( + [[#ifdef __USING_SJLJ_EXCEPTIONS__ + this will fail + #endif]], + [[int i;]])], + [ac_cv_sjlj_exceptions=no], + [ac_cv_sjlj_exceptions=yes])])]) |