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Unified Diff: src/runtime/runtime-wasm.cc

Issue 2254803002: [wasm] Throw a type error if an I64 is exported to JS. (Closed) Base URL: https://chromium.googlesource.com/v8/v8.git@master
Patch Set: Remove IfSuccess nodes for now. Created 4 years, 4 months ago
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Index: src/runtime/runtime-wasm.cc
diff --git a/src/runtime/runtime-wasm.cc b/src/runtime/runtime-wasm.cc
index 9f609df5b4357aec4c2014a7398f1481f01a6ea1..37608e61cda6f90265fa093519affcdd18360548 100644
--- a/src/runtime/runtime-wasm.cc
+++ b/src/runtime/runtime-wasm.cc
@@ -109,5 +109,12 @@ RUNTIME_FUNCTION(Runtime_WasmGrowMemory) {
return *isolate->factory()->NewNumberFromInt(old_size /
wasm::WasmModule::kPageSize);
}
+
+RUNTIME_FUNCTION(Runtime_WasmThrowTypeError) {
+ HandleScope scope(isolate);
+ DCHECK_EQ(0, args.length());
+ THROW_NEW_ERROR_RETURN_FAILURE(
+ isolate, NewTypeError(MessageTemplate::kWasmTrapTypeError));
+}
} // namespace internal
} // namespace v8
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