[rustc.git] / src / compiler-rt / test / safestack / buffer-copy.c

// RUN: %clang_safestack %s -o %t
// RUN: %run %t

#include "utils.h"

// Test that loads/stores work correctly for variables on the unsafe stack.

int main(int argc, char **argv)
{
  int i;
  char buffer[128];

  // check that we can write to a buffer
  for (i = 0; argv[0][i] && i < sizeof (buffer) - 1; ++i)
    buffer[i] = argv[0][i];
  buffer[i] = '\0';

  break_optimization(buffer);

  // check that we can read from a buffer
  for (i = 0; argv[0][i] && i < sizeof (buffer) - 1; ++i)
    if (buffer[i] != argv[0][i])
      return 1;
  return 0;
}
Commit	Line	Data
92a42be0 SL	1	// RUN: %clang_safestack %s -o %t
	2	// RUN: %run %t
	3
	4	#include "utils.h"
	5
	6	// Test that loads/stores work correctly for variables on the unsafe stack.
	7
	8	int main(int argc, char **argv)
	9	{
	10	int i;
	11	char buffer[128];
	12
	13	// check that we can write to a buffer
	14	for (i = 0; argv[0][i] && i < sizeof (buffer) - 1; ++i)
	15	buffer[i] = argv[0][i];
	16	buffer[i] = '\0';
	17
	18	break_optimization(buffer);
	19
	20	// check that we can read from a buffer
	21	for (i = 0; argv[0][i] && i < sizeof (buffer) - 1; ++i)
	22	if (buffer[i] != argv[0][i])
	23	return 1;
	24	return 0;
	25	}