1// RUN: %clangxx_tsan -O1 %s -DLIB -fPIC -fno-sanitize=thread -shared -o %T/libignore_lib2_0.so 2// RUN: %clangxx_tsan -O1 %s -DLIB -fPIC -fno-sanitize=thread -shared -o %T/libignore_lib2_1.so 3// RUN: %clangxx_tsan -O1 %s -o %t 4// RUN: TSAN_OPTIONS="$TSAN_OPTIONS suppressions=%s.supp" %deflake %run %t | FileCheck %s 5 6// Tests that called_from_lib suppression matched against 2 libraries 7// causes program crash (this is not supported). 8 9#ifndef LIB 10 11#include <dlfcn.h> 12#include <stdio.h> 13#include <libgen.h> 14#include <string> 15 16int main(int argc, char **argv) { 17 std::string lib0 = std::string(dirname(argv[0])) + "/libignore_lib2_0.so"; 18 std::string lib1 = std::string(dirname(argv[0])) + "/libignore_lib2_1.so"; 19 dlopen(lib0.c_str(), RTLD_GLOBAL | RTLD_NOW); 20 dlopen(lib1.c_str(), RTLD_GLOBAL | RTLD_NOW); 21 fprintf(stderr, "OK\n"); 22} 23 24#else // #ifdef LIB 25 26extern "C" void libfunc() { 27} 28 29#endif // #ifdef LIB 30 31// CHECK: ThreadSanitizer: called_from_lib suppression 'ignore_lib2' is matched against 2 libraries 32// CHECK-NOT: OK 33 34