llvm-project/compiler-rt/test/asan/TestCases/printf-1.c

22 lines
578 B
C

// RUN: %clang_asan -O2 %s -o %t
// RUN: ASAN_OPTIONS=check_printf=1 %t 2>&1 | FileCheck %s
// RUN: ASAN_OPTIONS=check_printf=0 %t 2>&1 | FileCheck %s
// RUN: %t 2>&1 | FileCheck %s
#include <stdio.h>
int main() {
volatile char c = '0';
volatile int x = 12;
volatile float f = 1.239;
volatile char s[] = "34";
// Check that printf works fine under Asan.
printf("%c %d %.3f %s\n", c, x, f, s);
// CHECK: 0 12 1.239 34
// Check that snprintf works fine under Asan.
char buf[4];
snprintf(buf, 1000, "qwe");
printf("%s\n", buf);
// CHECK: qwe
return 0;
}