From 75b6133098753a31b722f94b86e95b11323735f0 Mon Sep 17 00:00:00 2001
From: Joseph Myers <joseph@codesourcery.com>
Date: Tue, 29 May 2012 15:58:15 +0000
Subject: Resync config/ from GCC.

---
 config/asmcfi.m4 | 15 +++++++++++++++
 1 file changed, 15 insertions(+)
 create mode 100644 config/asmcfi.m4

(limited to 'config/asmcfi.m4')

diff --git a/config/asmcfi.m4 b/config/asmcfi.m4
new file mode 100644
index 000000000..a725aa11d
--- /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
+])
-- 
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