[thirdparty/gcc.git] / gcc / testsuite / c-c++-common / asan / alloca_overflow_partial.c

/* { dg-do run } */
/* { dg-shouldfail "asan" } */

#include <assert.h>

volatile const int ten = 10;

__attribute__((noinline)) void foo(int index, int len) {
  volatile char str[len] __attribute__((aligned(32)));
  assert(!((long) str & 31L));
  str[index] = '1'; // BOOM
}

int main(int argc, char **argv) {
  foo(ten, ten);
  return 0;
}

/* { dg-output "WRITE of size 1 at 0x\[0-9a-f\]+ thread T0\[^\n\r]*(\n|\r\n|\r)" } */
/* { dg-output "    #0 0x\[0-9a-f\]+ +(in _*foo(\[^\n\r]*alloca_overflow_partial.c:11|\[^\n\r]*:0|\[^\n\r]*\\+0x\[0-9a-z\]*)|\[(\])\[^\n\r]*(\n|\r\n|\r)" } */
/* { dg-output "\[^\n\r]*Address 0x\[0-9a-f\]+ is located in stack of thread T0.*(\n|\r\n|\r)" */
/* { dg-output "\[^\n\r]*in foo.*alloca_overflow_partial.c.*(\n|\r\n|\r)" */
Commit	Line	Data
e3174bdf MO	1	/* { dg-do run } */
	2	/* { dg-shouldfail "asan" } */
	3
	4	#include <assert.h>
	5
	6	volatile const int ten = 10;
	7
	8	__attribute__((noinline)) void foo(int index, int len) {
	9	volatile char str[len] __attribute__((aligned(32)));
	10	assert(!((long) str & 31L));
	11	str[index] = '1'; // BOOM
	12	}
	13
	14	int main(int argc, char **argv) {
	15	foo(ten, ten);
	16	return 0;
	17	}
	18
	19	/* { dg-output "WRITE of size 1 at 0x\[0-9a-f\]+ thread T0\[^\n\r](\n\|\r\n\|\r)" } /
1ea85365	20	/* { dg-output " #0 0x\[0-9a-f\]+ +(in _foo(\[^\n\r]alloca_overflow_partial.c:11\|\[^\n\r]:0\|\[^\n\r]\\+0x\[0-9a-z\])\|\[(\])\[^\n\r](\n\|\r\n\|\r)" } */
e3174bdf MO	21	/* { dg-output "\[^\n\r]Address 0x\[0-9a-f\]+ is located in stack of thread T0.(\n\|\r\n\|\r)" */
e3174bdf MO	22	/* { dg-output "\[^\n\r]in foo.alloca_overflow_partial.c.(\n\|\r\n\|\r)" /