diff options
Diffstat (limited to 'test/asan/TestCases/Linux/init-order-dlopen.cc')
-rw-r--r-- | test/asan/TestCases/Linux/init-order-dlopen.cc | 47 |
1 files changed, 47 insertions, 0 deletions
diff --git a/test/asan/TestCases/Linux/init-order-dlopen.cc b/test/asan/TestCases/Linux/init-order-dlopen.cc new file mode 100644 index 000000000000..fcfb5d143df6 --- /dev/null +++ b/test/asan/TestCases/Linux/init-order-dlopen.cc @@ -0,0 +1,47 @@ +// Regression test for +// https://code.google.com/p/address-sanitizer/issues/detail?id=178 + +// RUN: %clangxx_asan -O0 -DSHARED_LIB %s -fPIC -shared -o %t-so.so +// RUN: %clangxx_asan -O0 %s %libdl -Wl,--export-dynamic -o %t +// RUN: env ASAN_OPTIONS=$ASAN_OPTIONS:strict_init_order=true %run %t 2>&1 + +// dlopen() can not be intercepted on Android, making strict_init_order nearly +// useless there. +// UNSUPPORTED: android + +#if defined(SHARED_LIB) +#include <stdio.h> + +struct Bar { + Bar(int val) : val(val) { printf("Bar::Bar(%d)\n", val); } + int val; +}; + +int get_foo_val(); +Bar global_bar(get_foo_val()); +#else // SHARED LIB +#include <dlfcn.h> +#include <stdio.h> +#include <string> +struct Foo { + Foo() : val(42) { printf("Foo::Foo()\n"); } + int val; +}; + +Foo global_foo; + +int get_foo_val() { + return global_foo.val; +} + +int main(int argc, char *argv[]) { + std::string path = std::string(argv[0]) + "-so.so"; + void *handle = dlopen(path.c_str(), RTLD_NOW); + if (!handle) { + printf("error in dlopen(): %s\n", dlerror()); + return 1; + } + printf("%d\n", get_foo_val()); + return 0; +} +#endif // SHARED_LIB |