From: Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
Date: Wed, 23 Feb 2000 12:17:57 +0000 (+0000)
Subject: * diagnostic.c (init_output_buffer): Handle case of null PREFIX.
X-Git-Url: https://git.libre-soc.org/?a=commitdiff_plain;h=4eda9c65825904909717aafc7d351629759b9eb7;p=gcc.git

* diagnostic.c (init_output_buffer): Handle case of null PREFIX.

From-SVN: r32112
---

diff --git a/gcc/ChangeLog b/gcc/ChangeLog
index 1079577c056..7705aa9f74f 100644
--- a/gcc/ChangeLog
+++ b/gcc/ChangeLog
@@ -1,3 +1,7 @@
+Wed Feb 23 07:26:27 2000  Richard Kenner  <kenner@vlsi1.ultra.nyu.edu>
+
+	* diagnostic.c (init_output_buffer): Handle case of null PREFIX.
+
 2000-02-23  Zack Weinberg  <zack@wolery.cumb.org>
 
 	* config/i386/i386.h: If IN_TARGET_LIBS is defined, make
diff --git a/gcc/diagnostic.c b/gcc/diagnostic.c
index 9be12324971..503bee9dc2c 100644
--- a/gcc/diagnostic.c
+++ b/gcc/diagnostic.c
@@ -152,7 +152,7 @@ init_output_buffer (buffer, prefix, max_length)
      char *prefix;
      int max_length;
 {
-  int prefix_length = strlen (prefix);
+  int prefix_length = prefix == 0 ? 0 : strlen (prefix);
 
   obstack_init (&buffer->obstack);
   buffer->prefix = prefix;