From: Jan Hubicka <hubicka@ucw.cz>
Date: Sun, 5 Oct 2014 04:56:14 +0000 (+0200)
Subject: re PR ipa/61144 (Invalid optimizations for extern vars with local weak definitions)
X-Git-Tag: releases/gcc-5.1.0~4271
X-Git-Url: http://git.ipfire.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=2add94cd4415d64ea2a075abfa1ce74a9ee39053;p=thirdparty%2Fgcc.git

re PR ipa/61144 (Invalid optimizations for extern vars with local weak definitions)


	PR ipa/61144
	* gcc.dg/tree-ssa/pr61144.c: New testcase.

From-SVN: r215897
---

diff --git a/gcc/testsuite/ChangeLog b/gcc/testsuite/ChangeLog
index 4672a6830f7a..39af72108298 100644
--- a/gcc/testsuite/ChangeLog
+++ b/gcc/testsuite/ChangeLog
@@ -1,3 +1,8 @@
+2014-10-04  Jan Hubicka  <hubicka@ucw.cz>
+
+	PR ipa/61144
+	* gcc.dg/tree-ssa/pr61144.c: New testcase.
+
 2014-10-04  Jan Hubicka  <hubicka@ucw.cz>
 
 	* g++.dg/ipa/devirt-46.C: New testcase.
diff --git a/gcc/testsuite/gcc.dg/tree-ssa/pr61144.c b/gcc/testsuite/gcc.dg/tree-ssa/pr61144.c
new file mode 100644
index 000000000000..cd34b144e899
--- /dev/null
+++ b/gcc/testsuite/gcc.dg/tree-ssa/pr61144.c
@@ -0,0 +1,7 @@
+/* { dg-do compile } */
+/* { dg-require-weak "" } */
+/* { dg-options "-O2 -fdump-tree-optimized" } */
+static int dummy = 0;
+extern int foo __attribute__((__weak__, __alias__("dummy")));
+int bar() { if (foo) return 1; return 0; }
+/* { dg-final { scan-tree-dump-not "return 0" "optimized"} } */