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| author | Joseph Myers <joseph@codesourcery.com> | 2012-05-29 15:58:15 +0000 |
|---|---|---|
| committer | Joseph Myers <joseph@codesourcery.com> | 2012-05-29 15:58:15 +0000 |
| commit | acf89cab13c1826d83dce1c7ae8ea805bc034bda (patch) | |
| tree | a1f1fcdf3c48daf47cf314eafb313c85890bcaf4 /config/asmcfi.m4 | |
| parent | d5531c88ee963bee9fbd5e90daab6424840a9058 (diff) | |
| download | binutils-gdb-acf89cab13c1826d83dce1c7ae8ea805bc034bda.tar.gz | |
Resync config/ from GCC.
Diffstat (limited to 'config/asmcfi.m4')
| -rw-r--r-- | config/asmcfi.m4 | 15 |
1 files changed, 15 insertions, 0 deletions
diff --git a/config/asmcfi.m4 b/config/asmcfi.m4 new file mode 100644 index 00000000000..a725aa11de4 --- /dev/null +++ b/config/asmcfi.m4 @@ -0,0 +1,15 @@ +;; Cribbed from libffi + +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 +]) |