diff options
Diffstat (limited to 'tests/emscripten_log/emscripten_log.cpp')
| -rw-r--r-- | tests/emscripten_log/emscripten_log.cpp | 8 |
1 files changed, 8 insertions, 0 deletions
diff --git a/tests/emscripten_log/emscripten_log.cpp b/tests/emscripten_log/emscripten_log.cpp index d7cfe484..5973e94c 100644 --- a/tests/emscripten_log/emscripten_log.cpp +++ b/tests/emscripten_log/emscripten_log.cpp @@ -99,6 +99,14 @@ void __attribute__((noinline)) bar(int = 0, char * = 0, double = 0) // Arbitrary char str[1024]; emscripten_get_callstack(EM_LOG_NO_PATHS | EM_LOG_JS_STACK, str, 1024); + // Test that obtaining a truncated callstack works. (https://github.com/kripken/emscripten/issues/2171) + char *buffer = new char[21]; + buffer[20] = 0x01; // Magic sentinel that should not change its value. + emscripten_get_callstack(EM_LOG_C_STACK | EM_LOG_DEMANGLE | EM_LOG_NO_PATHS | EM_LOG_FUNC_PARAMS, buffer, 20); + MYASSERT(!!strstr(buffer, "at bar(int,"), "Truncated callstack was %s!", buffer); + MYASSERT(buffer[20] == 0x01); + delete[] buffer; + /* With EM_LOG_JS_STACK, the callstack will be at __Z3bariPcd (src.cpp.o.js:5394:12) at __Z3FooIiEvv (src.cpp.o.js:5417:4) |