From: Reid Spencer <rspencer@reidspencer.com>
Date: Thu, 22 Dec 2005 02:08:30 +0000 (+0000)
Subject: For PR678:
X-Git-Url: http://demsky.eecs.uci.edu/git/?a=commitdiff_plain;h=6697a748f2643acb6544fba00f5d358fa6852391;p=oota-llvm.git

For PR678:
* Make it possible to pass a fourth argument to the CHECK_PROGRAM_SANITY
  macro that controls whether a non-sane program generates an error or
  a warning.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@24931 91177308-0d34-0410-b5e6-96231b3b80d8
---

diff --git a/autoconf/m4/sanity_check.m4 b/autoconf/m4/sanity_check.m4
index 5c4d1904fc7..4c9dce6cb14 100644
--- a/autoconf/m4/sanity_check.m4
+++ b/autoconf/m4/sanity_check.m4
@@ -5,6 +5,7 @@ dnl passes the sanity check.
 dnl   $1 - Name or full path of the program to run
 dnl   $2 - Argument to pass to print out identification string
 dnl   $3 - grep RE to match identification string
+dnl   $4 - set to 1 to make errors only a warning
 AC_DEFUN([CHECK_PROGRAM_SANITY],
 [
 AC_MSG_CHECKING([sanity for program ]$1)
@@ -13,9 +14,14 @@ if test "$?" -eq 0 -a -x "$sanity_path" ; then
   sanity=`$1 $2 2>&1 | grep "$3"`
   if test -z "$sanity" ; then
     AC_MSG_RESULT([no])
-    AC_MSG_ERROR([Program ]$1[ failed to pass sanity check.])
+    if test "$4" -eq 1 ; then
+      AC_MSG_WARN([Program ]$1[ failed to pass sanity check.])
+    else
+      AC_MSG_ERROR([Program ]$1[ failed to pass sanity check.])
+    fi
+  else
+    AC_MSG_RESULT([yes])
   fi
-  AC_MSG_RESULT([yes])
 else
   AC_MSG_RESULT([not found])
 fi