From: ktkachov <ktkachov@138bc75d-0d04-0410-961f-82ee72b054a4>
Date: Tue, 24 Nov 2015 13:35:56 +0000 (+0000)
Subject: Testcase for PR rtl-optimization/68381
X-Git-Url: http://git.ipfire.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=f8f3e2fae8f92153d113e252bc647e4e29aabfbc;p=thirdparty%2Fgcc.git

Testcase for PR rtl-optimization/68381

	PR rtl-optimization/68381
	* gcc.c-torture/execute/pr68381.c: New test.


git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@230809 138bc75d-0d04-0410-961f-82ee72b054a4
---

diff --git a/gcc/testsuite/ChangeLog b/gcc/testsuite/ChangeLog
index 47f7ea55c214..9f327b38333b 100644
--- a/gcc/testsuite/ChangeLog
+++ b/gcc/testsuite/ChangeLog
@@ -1,3 +1,8 @@
+2015-11-24  Kyrylo Tkachov  <kyrylo.tkachov@arm.com>
+
+	PR rtl-optimization/68381
+	* gcc.c-torture/execute/pr68381.c: New test.
+
 2015-11-24  Kyrylo Tkachov  <kyrylo.tkachov@arm.com>
 
 	* gcc.target/aarch64/cmpimm_branch_1.c: New test.
diff --git a/gcc/testsuite/gcc.c-torture/execute/pr68381.c b/gcc/testsuite/gcc.c-torture/execute/pr68381.c
new file mode 100644
index 000000000000..cb6abcb265ba
--- /dev/null
+++ b/gcc/testsuite/gcc.c-torture/execute/pr68381.c
@@ -0,0 +1,22 @@
+/* { dg-options "-O -fexpensive-optimizations -fno-tree-bit-ccp" } */
+
+__attribute__ ((noinline, noclone))
+int
+foo (unsigned short x, unsigned short y)
+{
+  int r;
+  if (__builtin_mul_overflow (x, y, &r))
+    __builtin_abort ();
+  return r;
+}
+
+int
+main (void)
+{
+  int x = 1;
+  int y = 2;
+  if (foo (x, y) != x * y)
+    __builtin_abort ();
+  return 0;
+}
+