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| author | Anthony Green <green@moxielogic.com> | 2011-11-12 07:20:24 -0500 |
|---|---|---|
| committer | Anthony Green <green@moxielogic.com> | 2011-11-12 07:20:24 -0500 |
| commit | 3d56106b07735abef6ae9f032e94f560a0ed2f30 (patch) | |
| tree | a4022135ba459d1e5582eef63f066790f2c97c96 /m4 | |
| parent | 8c01954c50bf8ef2e00a3db166060a1b8f83a20d (diff) | |
| download | libffi-3d56106b07735abef6ae9f032e94f560a0ed2f30.tar.gz | |
Rebase
Diffstat (limited to 'm4')
| -rw-r--r-- | m4/asmcfi.m4 | 13 |
1 files changed, 13 insertions, 0 deletions
diff --git a/m4/asmcfi.m4 b/m4/asmcfi.m4 new file mode 100644 index 0000000..dbf73a0 --- /dev/null +++ b/m4/asmcfi.m4 @@ -0,0 +1,13 @@ +AC_DEFUN([GCC_AS_CFI_PSEUDO_OP], +[AC_CACHE_CHECK([assembler .cfi pseudo-op support], + gcc_cv_as_cfi_pseudo_op, [ + gcc_cv_as_cfi_pseudo_op=unknown + AC_TRY_COMPILE([asm (".cfi_startproc\n\t.cfi_endproc");],, + [gcc_cv_as_cfi_pseudo_op=yes], + [gcc_cv_as_cfi_pseudo_op=no]) + ]) + if test "x$gcc_cv_as_cfi_pseudo_op" = xyes; then + AC_DEFINE(HAVE_AS_CFI_PSEUDO_OP, 1, + [Define if your assembler supports .cfi_* directives.]) + fi +]) |