diff options
Diffstat (limited to 'compiler-rt/test/tsan/ignore_lib3.cc')
-rw-r--r-- | compiler-rt/test/tsan/ignore_lib3.cc | 33 |
1 files changed, 33 insertions, 0 deletions
diff --git a/compiler-rt/test/tsan/ignore_lib3.cc b/compiler-rt/test/tsan/ignore_lib3.cc new file mode 100644 index 00000000000..8f237fcc81f --- /dev/null +++ b/compiler-rt/test/tsan/ignore_lib3.cc @@ -0,0 +1,33 @@ +// RUN: %clangxx_tsan -O1 %s -DLIB -fPIC -fno-sanitize=thread -shared -o %T/libignore_lib3.so +// RUN: %clangxx_tsan -O1 %s -o %t +// RUN: TSAN_OPTIONS="$TSAN_OPTIONS suppressions=%s.supp" not %t 2>&1 | FileCheck %s + +// Tests that unloading of a library matched against called_from_lib suppression +// causes program crash (this is not supported). + +#ifndef LIB + +#include <dlfcn.h> +#include <stdlib.h> +#include <stdio.h> +#include <errno.h> +#include <libgen.h> +#include <string> + +int main(int argc, char **argv) { + std::string lib = std::string(dirname(argv[0])) + "/libignore_lib3.so"; + void *h = dlopen(lib.c_str(), RTLD_GLOBAL | RTLD_NOW); + dlclose(h); + fprintf(stderr, "OK\n"); +} + +#else // #ifdef LIB + +extern "C" void libfunc() { +} + +#endif // #ifdef LIB + +// CHECK: ThreadSanitizer: library {{.*}} that was matched against called_from_lib suppression 'ignore_lib3.so' is unloaded +// CHECK-NOT: OK + |