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1 // RUN: %clangxx_asan -O0 %s -o %t && not %run %t 2>&1 | FileCheck %s --check-prefix=CHECK-%os --check-prefix=CHECK
2 // RUN: %clangxx_asan -O1 %s -o %t && not %run %t 2>&1 | FileCheck %s --check-prefix=CHECK-%os --check-prefix=CHECK
3 // RUN: %clangxx_asan -O2 %s -o %t && not %run %t 2>&1 | FileCheck %s --check-prefix=CHECK-%os --check-prefix=CHECK
4 // RUN: %clangxx_asan -O3 %s -o %t && not %run %t 2>&1 | FileCheck %s --check-prefix=CHECK-%os --check-prefix=CHECK
5 // XFAIL: arm-linux-gnueabi
6 // XFAIL: armv7l-unknown-linux-gnueabihf
7 
8 #include <stdlib.h>
9 __attribute__((noinline))
LargeFunction(int * x,int zero)10 static void LargeFunction(int *x, int zero) {
11   x[0]++;
12   x[1]++;
13   x[2]++;
14   x[3]++;
15   x[4]++;
16   x[5]++;
17   x[6]++;
18   x[7]++;
19   x[8]++;
20   x[9]++;
21 
22   // CHECK: {{.*ERROR: AddressSanitizer: heap-buffer-overflow on address}}
23   // CHECK:   {{0x.* at pc 0x.* bp 0x.* sp 0x.*}}
24   // CHECK: {{READ of size 4 at 0x.* thread T0}}
25   x[zero + 103]++;  // we should report this exact line
26   // atos incorrectly extracts the symbol name for the static functions on
27   // Darwin.
28   // CHECK-Linux:  {{#0 0x.* in LargeFunction.*large_func_test.cc:}}[[@LINE-3]]
29   // CHECK-Darwin: {{#0 0x.* in .*LargeFunction.*large_func_test.cc}}:[[@LINE-4]]
30 
31   x[10]++;
32   x[11]++;
33   x[12]++;
34   x[13]++;
35   x[14]++;
36   x[15]++;
37   x[16]++;
38   x[17]++;
39   x[18]++;
40   x[19]++;
41 }
42 
main(int argc,char ** argv)43 int main(int argc, char **argv) {
44   int *x = new int[100];
45   LargeFunction(x, argc - 1);
46   // CHECK: {{    #1 0x.* in main .*large_func_test.cc:}}[[@LINE-1]]
47   // CHECK: {{0x.* is located 12 bytes to the right of 400-byte region}}
48   // CHECK: {{allocated by thread T0 here:}}
49   // CHECK-Linux: {{    #0 0x.* in operator new.*}}
50   // CHECK-Darwin: {{    #0 0x.* in .*_Zna.*}}
51   // CHECK: {{    #1 0x.* in main .*large_func_test.cc:}}[[@LINE-7]]
52   delete[] x;
53 }
54