1 // RUN: %clangxx_asan -O0 -DSHARED_LIB %s %fPIC -shared -o %dynamiclib %ld_flags_rpath_so
2 // RUN: %clangxx_asan -O0 %s -o %t %ld_flags_rpath_exe
3
4 // Check that without suppressions, we catch the issue.
5 // RUN: not %run %t 2>&1 | FileCheck --check-prefix=CHECK-CRASH %s
6
7 // FIXME: Remove usage of backticks around basename below.
8 // REQUIRES: shell
9
10 // RUN: echo "interceptor_via_lib:"%xdynamiclib_filename > %t.supp
11 // RUN: %env_asan_opts=suppressions='"%t.supp"' %run %t 2>&1 | FileCheck --check-prefix=CHECK-IGNORE %s
12
13 // XFAIL: android
14
15 #include <stdio.h>
16 #include <stdlib.h>
17 #include <string.h>
18
19 #if !defined(SHARED_LIB)
20
21 void crash_function();
22
main(int argc,char * argv[])23 int main(int argc, char *argv[]) {
24 crash_function();
25 return 0;
26 }
27
28 #else // SHARED_LIB
29
crash_function()30 void crash_function() {
31 char *a = (char *)malloc(6);
32 free(a);
33 size_t len = strlen(a); // BOOM
34 fprintf(stderr, "strlen ignored, %zu\n", len);
35 }
36
37 #endif // SHARED_LIB
38
39 // CHECK-CRASH: AddressSanitizer: heap-use-after-free
40 // CHECK-CRASH-NOT: strlen ignored
41 // CHECK-IGNORE-NOT: AddressSanitizer: heap-use-after-free
42 // CHECK-IGNORE: strlen ignored
43