From patchwork Sun Dec  9 18:49:14 2012
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Subject: [libbacktrace] Fix build on hpux10
Date: Sun, 09 Dec 2012 08:49:14 -0000
From: John David Anglin <dave@hiauly1.hia.nrc.ca>
X-Patchwork-Id: 204771
Message-Id: <20121209184914.GA20230@hiauly1.hia.nrc.ca>
To: gcc-patches@gcc.gnu.org

HP-UX 10 doesn't define MAP_FAILED.  Patch fixes build.  Tested on
hppa1.1-hp-hpux10.20 and hppa2.0w-hp-hpux11.11.

OK for trunk?

Dave


Index: mmapio.c
===================================================================
--- mmapio.c	(revision 194272)
+++ mmapio.c	(working copy)
@@ -40,6 +40,10 @@
 #include "backtrace.h"
 #include "internal.h"
 
+#ifndef MAP_FAILED
+#define MAP_FAILED ((void *)-1)
+#endif
+
 /* This file implements file views and memory allocation when mmap is
    available.  */