[gcc/devel/c++-modules] testsuite/95363 - fix gcc.dg/vect/bb-slp-pr95271.c for ilp32

Nathan Sidwell nathan@gcc.gnu.org
Thu Jun 11 12:53:46 GMT 2020


https://gcc.gnu.org/g:07d77cc23953335c3539e2a86fc4a052d9845524

commit 07d77cc23953335c3539e2a86fc4a052d9845524
Author: Richard Biener <rguenther@suse.de>
Date:   Thu May 28 09:44:32 2020 +0200

    testsuite/95363 - fix gcc.dg/vect/bb-slp-pr95271.c for ilp32
    
    This fixes the testcase to avoid out of bound shifts on ilp32 targets.
    
    2020-05-28  Richard Biener  <rguenther@suse.de>
    
            PR testsuite/95363
            * gcc.dg/vect/bb-slp-pr95271.c: Fix on ilp32 targets.

Diff:
---
 gcc/testsuite/gcc.dg/vect/bb-slp-pr95271.c | 17 ++++++++++-------
 1 file changed, 10 insertions(+), 7 deletions(-)

diff --git a/gcc/testsuite/gcc.dg/vect/bb-slp-pr95271.c b/gcc/testsuite/gcc.dg/vect/bb-slp-pr95271.c
index 2f235980405..f6e266cce5c 100644
--- a/gcc/testsuite/gcc.dg/vect/bb-slp-pr95271.c
+++ b/gcc/testsuite/gcc.dg/vect/bb-slp-pr95271.c
@@ -1,19 +1,22 @@
 /* { dg-do compile } */
+/* { dg-require-effective-target stdint_types } */
 /* { dg-additional-options "-march=cooperlake" { target x86_64-*-* i?86-*-* } } */
 
+#include <stdint.h>
+
 int a;
 struct b c;
-long d;
+int64_t d;
 struct b {
-  unsigned long address;
-  unsigned long e;
+  uint64_t address;
+  uint64_t e;
 };
 void f()
 {
-  d = (long)(&a)[0] << 56 | (long)((unsigned char *)&a)[1] << 48 |
-      (long)((unsigned char *)&a)[2] << 40 |
-      (long)((unsigned char *)&a)[3] << 32 |
-      (long)((unsigned char *)&a)[4] << 24 | ((unsigned char *)&a)[5] << 16 |
+  d = (int64_t)(&a)[0] << 56 | (int64_t)((unsigned char *)&a)[1] << 48 |
+      (int64_t)((unsigned char *)&a)[2] << 40 |
+      (int64_t)((unsigned char *)&a)[3] << 32 |
+      (int64_t)((unsigned char *)&a)[4] << 24 | ((unsigned char *)&a)[5] << 16 |
       ((unsigned char *)&a)[6] << 8 | ((unsigned char *)&a)[7];
   c.address = c.e = d;
 }


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