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backport: re PR sanitizer/64078 (FAIL: c-c++-common/ubsan/object-size-9.c) 

2016-08-29  Tom de Vries  <tom@codesourcery.com>

	backport from trunk:
	2015-09-17  Bernd Edlinger  <bernd.edlinger@hotmail.de>

	PR sanitizer/64078
	* c-c++-common/ubsan/object-size-9.c (s): Add alignment attribute.
	(f2, f3): Make the function static.
	* c-c++-common/ubsan/object-size-10.c (a, b): Add alignment attribute.

From-SVN: r239816
This commit is contained in:
Tom de Vries 2016-08-29 07:57:16 +00:00 committed by Tom de Vries
parent f61f7dc5bf
commit 3ed8374491
3 changed files with 15 additions and 5 deletions
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10
gcc/testsuite/ChangeLog
View File

@ -1,3 +1,13 @@
2016-08-29 Tom de Vries <tom@codesourcery.com>
backport from trunk:
2015-09-17 Bernd Edlinger <bernd.edlinger@hotmail.de>
PR sanitizer/64078
* c-c++-common/ubsan/object-size-9.c (s): Add alignment attribute.
(f2, f3): Make the function static.
* c-c++-common/ubsan/object-size-10.c (a, b): Add alignment attribute.
2016-08-29 Tom de Vries <tom@codesourcery.com>
backport from trunk:

4
gcc/testsuite/c-c++-common/ubsan/object-size-10.c
View File

@ -2,8 +2,8 @@
/* { dg-skip-if "" { *-*-* } { "*" } { "-O2" } } */
/* { dg-options "-fsanitize=undefined" } */
static char a[128];
static int b[128];
static char a[128] __attribute__ ((aligned(4096)));
static int b[128] __attribute__ ((aligned(4096)));
__attribute__ ((noinline, noclone)) int
fn1 (int i)

6
gcc/testsuite/c-c++-common/ubsan/object-size-9.c
View File

@ -11,7 +11,7 @@ struct C { C () : d("abcdefg"), e(1) {} C (const C &x) { __builtin_memcpy (d, x.
#endif
struct U { int a : 5; int b : 19; int c : 8; };
struct S { struct U d[10]; };
struct S s;
struct S s __attribute__ ((aligned(4096)));
int
f1 (struct T x, int i)
@ -27,7 +27,7 @@ f1 (struct T x, int i)
/* { dg-output "\[^\n\r]*\\^\[^\n\r]*(\n|\r\n|\r)" } */
#ifdef __cplusplus
struct C
static struct C
f2 (int i)
{
struct C x;
@ -41,7 +41,7 @@ f2 (int i)
/* { dg-output "\[^\n\r]*\[^\n\r]*(\n|\r\n|\r)" { target { c++ } } } */
/* { dg-output "\[^\n\r]*\\^\[^\n\r]*(\n|\r\n|\r)" { target { c++ } } } */
struct C
static struct C
f3 (int i)
{
struct C x;