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From 5f8cd14f8966f11e8ed10a4c7e35dc01fffe54d8 Mon Sep 17 00:00:00 2001
From: segher <segher@138bc75d-0d04-0410-961f-82ee72b054a4>
Date: Fri, 30 Aug 2019 14:17:20 +0000
Subject: [PATCH 3/3] Backport from trunk 2019-08-23 Segher Boessenkool
<segher@kernel.crashing.org>
gcc/testsuite/
PR target/91481
* gcc.target/powerpc/darn-3.c: New testcase.
git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/branches/gcc-8-branch@275182 138bc75d-0d04-0410-961f-82ee72b054a4
Upstream-Status: Backport
CVE: CVE-2019-14847 p3
Affects <= 9.2.0
Dropped Change log changes
Signed-off-by: Armin Kuster <akuster@mvista.com>
---
gcc/testsuite/gcc.target/powerpc/darn-3.c | 16 ++++++++++++++++
2 files changed, 25 insertions(+)
create mode 100644 gcc/testsuite/gcc.target/powerpc/darn-3.c
Index: gcc-8.3.0/gcc/testsuite/gcc.target/powerpc/darn-3.c
===================================================================
--- /dev/null
+++ gcc-8.3.0/gcc/testsuite/gcc.target/powerpc/darn-3.c
@@ -0,0 +1,16 @@
+/* { dg-do compile { target { powerpc*-*-* } } } */
+/* { dg-skip-if "" { powerpc*-*-aix* } } */
+/* { dg-options "-O2 -mdejagnu-cpu=power9" } */
+
+static int darn32(void) { return __builtin_darn_32(); }
+
+int four(void)
+{
+ int sum = 0;
+ int i;
+ for (i = 0; i < 4; i++)
+ sum += darn32();
+ return sum;
+}
+
+/* { dg-final { scan-assembler-times {(?n)\mdarn .*,0\M} 4 } } */
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