1 // RUN: %clangxx_asan -O0 %s -o %t && not %run %t 2>&1 | FileCheck %s
2 // RUN: %clangxx_asan -O1 %s -o %t && not %run %t 2>&1 | FileCheck %s
3 // RUN: %clangxx_asan -O2 %s -o %t && not %run %t 2>&1 | FileCheck %s
4 // RUN: %clangxx_asan -O3 %s -o %t && not %run %t 2>&1 | FileCheck %s
5
6 // When built as C on Linux, strdup is transformed to __strdup.
7 // RUN: %clangxx_asan -O3 -xc %s -o %t && not %run %t 2>&1 | FileCheck %s
8
9 // Unwind problem on arm: "main" is missing from the allocation stack trace.
10 // UNSUPPORTED: armv7l-unknown-linux-gnueabihf
11
12 #include <string.h>
13
14 char kString[] = "foo";
15
main(int argc,char ** argv)16 int main(int argc, char **argv) {
17 char *copy = strdup(kString);
18 int x = copy[4 + argc]; // BOOM
19 // CHECK: AddressSanitizer: heap-buffer-overflow
20 // CHECK: #0 {{.*}}main {{.*}}strdup_oob_test.cc:[[@LINE-2]]
21 // CHECK-LABEL: allocated by thread T{{.*}} here:
22 // CHECK: #{{[01]}} {{.*}}strdup
23 // CHECK: #{{.*}}main {{.*}}strdup_oob_test.cc:[[@LINE-6]]
24 // CHECK-LABEL: SUMMARY
25 // CHECK: strdup_oob_test.cc:[[@LINE-7]]
26 return x;
27 }
28