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Improve PR64242 testcase

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Clear the input array to avoid the testcase accidentally
passing with an incorrect frame pointer.

Committed as obvious.

testsuite/
	PR middle-end/64242
	* gcc.c-torture/execute/pr64242.c: Improve test.

From-SVN: r272382
This commit is contained in:
Wilco Dijkstra 2019-06-17 11:25:12 +00:00 committed by Wilco Dijkstra
parent b0c849fadb
commit 2fcae10971
2 changed files with 6 additions and 0 deletions
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5
gcc/testsuite/ChangeLog
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@ -1,3 +1,8 @@
2019-06-17 Wilco Dijkstra <wdijkstr@arm.com>
PR middle-end/64242
* gcc.c-torture/execute/pr64242.c: Improve test.
2019-06-16 Jozef Lawrynowicz <jozef.l@mittosystems.com>
* gcc.target/msp430/mspabi_sllll.c: New test.

1
gcc/testsuite/gcc.c-torture/execute/pr64242.c
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@ -7,6 +7,7 @@ broken_longjmp (void *p)
{
void *buf[32];
__builtin_memcpy (buf, p, 5 * sizeof (void*));
__builtin_memset (p, 0, 5 * sizeof (void*));
/* Corrupts stack pointer... */
__builtin_longjmp (buf, 1);
}