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 20 int main(int argc, char *argv[]) { 21 crash_function(); 22 return 0; 23 } 24 25 #else // SHARED_LIB 26 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
