From: Diego Novillo <dnovillo@redhat.com>
Date: Fri, 21 May 2004 15:24:54 +0000 (+0000)
Subject: tree-flow-inline.h (num_immediate_uses): Don't abort if DF is NULL.
X-Git-Url: https://git.libre-soc.org/?a=commitdiff_plain;h=e54d02140051c9fe0ccddf982aa1d7b29d7c3263;p=gcc.git

tree-flow-inline.h (num_immediate_uses): Don't abort if DF is NULL.


	* tree-flow-inline.h (num_immediate_uses): Don't abort if DF
	is NULL.

From-SVN: r82099
---

diff --git a/gcc/ChangeLog b/gcc/ChangeLog
index b1645a82b2a..c6fd5c7febc 100644
--- a/gcc/ChangeLog
+++ b/gcc/ChangeLog
@@ -1,3 +1,8 @@
+2004-05-21  Diego Novillo  <dnovillo@redhat.com>
+
+	* tree-flow-inline.h (num_immediate_uses): Don't abort if DF
+	is NULL.
+
 2004-05-21  Jakub Jelinek  <jakub@redhat.com>
 
 	* config/sparc/linux64.h (OPTION_DEFAULT_SPECS): If SPARC_BI_ARCH,
diff --git a/gcc/tree-flow-inline.h b/gcc/tree-flow-inline.h
index 3505b0c4f19..be997d08499 100644
--- a/gcc/tree-flow-inline.h
+++ b/gcc/tree-flow-inline.h
@@ -295,6 +295,9 @@ num_immediate_uses (dataflow_t df)
 static inline tree
 immediate_use (dataflow_t df, int num)
 {
+  if (!df)
+    return NULL_TREE;
+
 #ifdef ENABLE_CHECKING
   if (num >= num_immediate_uses (df))
     abort ();