diff --git a/system/lib/standalone/standalone.c b/system/lib/standalone/standalone.c
index 3a910ba662d62..fdca8d949fa3f 100644
--- a/system/lib/standalone/standalone.c
+++ b/system/lib/standalone/standalone.c
@@ -25,6 +25,7 @@
#include "lock.h"
#include "emscripten_internal.h"
+#include "unwind.h"
/*
* WASI support code. These are compiled with the program, and call out
@@ -308,3 +309,7 @@ weak void _emscripten_get_progname(char* buf, int length) {
}
weak void _emscripten_runtime_keepalive_clear() {}
+
+void __throw_exception_with_stack_trace(_Unwind_Exception* exception_object) {
+ _Unwind_RaiseException(exception_object);
+}
diff --git a/test/test_other.py b/test/test_other.py
index cf6a3c418c591..39b0ed4bf6086 100644
--- a/test/test_other.py
+++ b/test/test_other.py
@@ -15182,6 +15182,15 @@ def test_standalone_settings(self):
err = self.expect_fail(base_cmd + ['-sMEMORY_GROWTH_LINEAR_STEP=1mb'])
self.assertContained('error: MEMORY_GROWTH_LINEAR_STEP is not compatible with STANDALONE_WASM', err)
+ def test_standalone_imports(self):
+ # Ensure standalone binary will not have __throw_exception_with_stack_trace
+ # debug helper dependency, caused by exception-related code.
+ src_path = test_file('core/test_exceptions.cpp')
+ self.run_process([EMXX, '-O0', '-fwasm-exceptions', '-sSTANDALONE_WASM', src_path])
+ imports = self.parse_wasm('a.out.wasm')[0]
+ for name in imports:
+ self.assertTrue(name.startswith('wasi_'), 'Unexpected import %s' % name)
+
@is_slow_test
def test_googletest(self):
# TODO(sbc): Should we package gtest as an emscripten "port"? I guess we should if
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