From: Jakub Jelinek <jakub@redhat.com>
Date: Sat, 16 Sep 2017 18:40:37 +0000 (+0200)
Subject: backport: re PR target/82112 (internal compiler error: in fold_convert_loc, at fold... 
X-Git-Tag: releases/gcc-5.5.0~39
X-Git-Url: http://git.ipfire.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=d048728160fa8edd6e26c81bfc5b71fb949aed54;p=thirdparty%2Fgcc.git

backport: re PR target/82112 (internal compiler error: in fold_convert_loc, at fold-const.c:2262)

	Backported from mainline
	2017-09-12  Jakub Jelinek  <jakub@redhat.com>

	PR target/82112
	* gcc.target/powerpc/pr82112.c: New test.
	* g++.dg/ext/altivec-18.C: New test.

From-SVN: r252887
---

diff --git a/gcc/testsuite/ChangeLog b/gcc/testsuite/ChangeLog
index be66391fb7d1..efb856c2eef7 100644
--- a/gcc/testsuite/ChangeLog
+++ b/gcc/testsuite/ChangeLog
@@ -3,6 +3,10 @@
 	Backported from mainline
 	2017-09-12  Jakub Jelinek  <jakub@redhat.com>
 
+	PR target/82112
+	* gcc.target/powerpc/pr82112.c: New test.
+	* g++.dg/ext/altivec-18.C: New test.
+
 	PR target/82112
 	* c-c++-common/pr82112.c: New test.
 	* gcc.dg/pr82112.c: New test.
diff --git a/gcc/testsuite/g++.dg/ext/altivec-18.C b/gcc/testsuite/g++.dg/ext/altivec-18.C
new file mode 100644
index 000000000000..5b83028e7370
--- /dev/null
+++ b/gcc/testsuite/g++.dg/ext/altivec-18.C
@@ -0,0 +1,14 @@
+// PR target/82112
+// { dg-do compile { target powerpc*-*-* } }
+// { dg-require-effective-target powerpc_altivec_ok }
+// { dg-options "-maltivec" }
+
+#include <altivec.h>
+
+__attribute__((aligned (16))) extern const unsigned char c[16];
+
+void
+foo (void)
+{
+  vec_ld (0, c);
+}
diff --git a/gcc/testsuite/gcc.target/powerpc/pr82112.c b/gcc/testsuite/gcc.target/powerpc/pr82112.c
new file mode 100644
index 000000000000..fbb0f9d3d060
--- /dev/null
+++ b/gcc/testsuite/gcc.target/powerpc/pr82112.c
@@ -0,0 +1,16 @@
+/* PR target/82112 */
+/* { dg-do compile } */
+/* { dg-require-effective-target powerpc_altivec_ok } */
+/* { dg-options "-maltivec -std=gnu90" } */
+
+#include <altivec.h>
+
+struct __attribute__((aligned (16))) S { unsigned char c[64]; } bar (void);
+vector unsigned char v;
+
+void
+foo (void)
+{
+  vec_ld (0, bar ().c);	/* { dg-error "invalid parameter combination for AltiVec intrinsic" } */
+  vec_st (v, 0, bar ().c);	/* { dg-error "invalid parameter combination for AltiVec intrinsic" } */
+}