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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 // RUN: echo "interceptor_via_lib:"`basename %dynamiclib` > %t.supp
8 // RUN: ASAN_OPTIONS="suppressions='%t.supp'" %run %t 2>&1 | FileCheck --check-prefix=CHECK-IGNORE %s
9 
10 // XFAIL: android
11 
12 #include <stdio.h>
13 #include <stdlib.h>
14 #include <string.h>
15 
16 #if !defined(SHARED_LIB)
17 
18 void crash_function();
19 
main(int argc,char * argv[])20 int main(int argc, char *argv[]) {
21   crash_function();
22   return 0;
23 }
24 
25 #else // SHARED_LIB
26 
crash_function()27 void crash_function() {
28   char *a = (char *)malloc(6);
29   free(a);
30   size_t len = strlen(a); // BOOM
31   fprintf(stderr, "strlen ignored, %zu\n", len);
32 }
33 
34 #endif // SHARED_LIB
35 
36 // CHECK-CRASH: AddressSanitizer: heap-use-after-free
37 // CHECK-CRASH-NOT: strlen ignored
38 // CHECK-IGNORE-NOT: AddressSanitizer: heap-use-after-free
39 // CHECK-IGNORE: strlen ignored
40