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git.proxmox.com Git - rustc.git/blob - src/libcompiler_builtins/compiler-rt/test/tsan/ignore_lib1.cc
1 // RUN: %clangxx_tsan -O1 %s -DLIB -fPIC -fno-sanitize=thread -shared -o %T/libignore_lib1.so
2 // RUN: %clangxx_tsan -O1 %s -o %t
3 // RUN: echo running w/o suppressions:
4 // RUN: %deflake %run %t | FileCheck %s --check-prefix=CHECK-NOSUPP
5 // RUN: echo running with suppressions:
6 // RUN: %env_tsan_opts=suppressions='%s.supp' %run %t 2>&1 | FileCheck %s --check-prefix=CHECK-WITHSUPP
8 // Tests that interceptors coming from a dynamically loaded library specified
9 // in called_from_lib suppression are ignored.
11 // REQUIRES: stable-runtime
12 // UNSUPPORTED: powerpc64le
13 // FIXME: This test regularly fails on powerpc64 LE possibly starting with
14 // r279664. Re-enable the test once the problem(s) have been fixed.
25 int main(int argc
, char **argv
) {
26 std::string lib
= std::string(dirname(argv
[0])) + "/libignore_lib1.so";
27 void *h
= dlopen(lib
.c_str(), RTLD_GLOBAL
| RTLD_NOW
);
29 exit(printf("failed to load the library (%d)\n", errno
));
30 void (*f
)() = (void(*)())dlsym(h
, "libfunc");
32 exit(printf("failed to find the func (%d)\n", errno
));
38 #include "ignore_lib_lib.h"
42 // CHECK-NOSUPP: WARNING: ThreadSanitizer: data race
45 // CHECK-WITHSUPP-NOT: WARNING: ThreadSanitizer: data race