Upload Kmake

deps/v8/test/mjsunit/regress/wasm/regress-840757.js

@@ -0,0 +1,20 @@
+// Copyright 2018 the V8 project authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+d8.file.execute('test/mjsunit/wasm/wasm-module-builder.js');
+
+// Also enable predictable mode. Otherwise, concurrent recompilation will be
+// enabled, and the code generator will not try to print the InliningStack
+// (see CodeGenerator::AssembleSourcePosition).
+// These preconditions make this test quite fragile, but it's the only way
+// currently to reproduce the crash.
+// Flags: --code-comments --predictable --print-wasm-code
+
+const builder = new WasmModuleBuilder();
+// Add a call instruction, because the segfault happens when processing source
+// positions.
+builder.addFunction('foo', kSig_v_v).addBody([]);
+builder.addFunction('test', kSig_v_v).addBody([kExprCallFunction, 0]);
+
+builder.instantiate();