xref: /aosp_15_r20/external/compiler-rt/test/tsan/ignore_lib2.cc (revision 7c3d14c8b49c529e04be81a3ce6f5cc23712e4c6)
1*7c3d14c8STreehugger Robot // RUN: %clangxx_tsan -O1 %s -DLIB -fPIC -fno-sanitize=thread -shared -o %T/libignore_lib2_0.so
2*7c3d14c8STreehugger Robot // RUN: %clangxx_tsan -O1 %s -DLIB -fPIC -fno-sanitize=thread -shared -o %T/libignore_lib2_1.so
3*7c3d14c8STreehugger Robot // RUN: %clangxx_tsan -O1 %s -o %t
4*7c3d14c8STreehugger Robot // RUN: %env_tsan_opts=suppressions='%s.supp' %deflake %run %t | FileCheck %s
5*7c3d14c8STreehugger Robot 
6*7c3d14c8STreehugger Robot // Tests that called_from_lib suppression matched against 2 libraries
7*7c3d14c8STreehugger Robot // causes program crash (this is not supported).
8*7c3d14c8STreehugger Robot 
9*7c3d14c8STreehugger Robot #ifndef LIB
10*7c3d14c8STreehugger Robot 
11*7c3d14c8STreehugger Robot #include <dlfcn.h>
12*7c3d14c8STreehugger Robot #include <stdio.h>
13*7c3d14c8STreehugger Robot #include <libgen.h>
14*7c3d14c8STreehugger Robot #include <string>
15*7c3d14c8STreehugger Robot 
main(int argc,char ** argv)16*7c3d14c8STreehugger Robot int main(int argc, char **argv) {
17*7c3d14c8STreehugger Robot   std::string lib0 = std::string(dirname(argv[0])) + "/libignore_lib2_0.so";
18*7c3d14c8STreehugger Robot   std::string lib1 = std::string(dirname(argv[0])) + "/libignore_lib2_1.so";
19*7c3d14c8STreehugger Robot   dlopen(lib0.c_str(), RTLD_GLOBAL | RTLD_NOW);
20*7c3d14c8STreehugger Robot   dlopen(lib1.c_str(), RTLD_GLOBAL | RTLD_NOW);
21*7c3d14c8STreehugger Robot   fprintf(stderr, "OK\n");
22*7c3d14c8STreehugger Robot }
23*7c3d14c8STreehugger Robot 
24*7c3d14c8STreehugger Robot #else  // #ifdef LIB
25*7c3d14c8STreehugger Robot 
libfunc()26*7c3d14c8STreehugger Robot extern "C" void libfunc() {
27*7c3d14c8STreehugger Robot }
28*7c3d14c8STreehugger Robot 
29*7c3d14c8STreehugger Robot #endif  // #ifdef LIB
30*7c3d14c8STreehugger Robot 
31*7c3d14c8STreehugger Robot // CHECK: ThreadSanitizer: called_from_lib suppression 'ignore_lib2' is matched against 2 libraries
32*7c3d14c8STreehugger Robot // CHECK-NOT: OK
33*7c3d14c8STreehugger Robot 
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