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libbacktrace patch committed: fix test for mmap failure

From: Ian Lance Taylor <iant at google dot com>
To: gcc-patches <gcc-patches at gcc dot gnu dot org>
Date: Tue, 8 Sep 2015 06:49:26 -0700
Subject: libbacktrace patch committed: fix test for mmap failure
Authentication-results: sourceware.org; auth=none

PR 67457 points out a crash in libbacktrace when there is no memory
available.  This is because the code testing the mmap result for
failure is broken.  This patch fixes it.  Bootstrapped and ran
libbacktrace tests.  Committed to mainline.

Ian


2015-09-08  Ian Lance Taylor  <iant@google.com>

PR other/67457
* mmap.c (backtrace_alloc): Correct test for mmap failure.

Attachment: patch.txt
Description: Text document

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