common/m4/as-compiler-flag.m4: Properly quote arguments, which may contain commas...

Original commit message from CVS:
* common/m4/as-compiler-flag.m4: Properly quote arguments,
which may contain commas.  Fixes detection of -Wa,-mregnames

diff --git a/m4/as-compiler-flag.m4 b/m4/as-compiler-flag.m4
index 4d2cdab..2f0ba19 100644 (file)
--- a/m4/as-compiler-flag.m4
+++ b/m4/as-compiler-flag.m4
@@ -5,7 +5,7 @@ dnl ds@schleef.org
 
 AC_DEFUN([AS_COMPILER_FLAG],
 [
-  AC_MSG_CHECKING(to see if compiler understands $1)
+  AC_MSG_CHECKING([to see if compiler understands $1])
 
   save_CFLAGS="$CFLAGS"
   CFLAGS="$CFLAGS $1"