[wasm] Trim graph before scheduling.

test/cctest/wasm/test-run-wasm.cc

Index: test/cctest/wasm/test-run-wasm.cc
diff --git a/test/cctest/wasm/test-run-wasm.cc b/test/cctest/wasm/test-run-wasm.cc
index d5b5c82caee9c0b990ba2f5bb3bff5ed8c7a0d5b..b1e72b71bfa087c421e83158359cb72475cf8eb9 100644
--- a/test/cctest/wasm/test-run-wasm.cc
+++ b/test/cctest/wasm/test-run-wasm.cc
@@ -79,6 +79,14 @@ WASM_EXEC_TEST(Int32Const_many) {
   }
 }
 
+WASM_EXEC_TEST(GraphTrimming) {
+  // This WebAssembly code requires graph trimming in the TurboFan compiler.
+  WasmRunner<int32_t> r(execution_mode, MachineType::Int32());
+  BUILD(r, kExprGetLocal, 0, kExprGetLocal, 0, kExprGetLocal, 0, kExprI32RemS,
+        kExprI32Eq, kExprGetLocal, 0, kExprI32DivS, kExprUnreachable);
+  r.Call(1);
+}
+
 WASM_EXEC_TEST(Int32Param0) {
   WasmRunner<int32_t> r(execution_mode, MachineType::Int32());
   // return(local[0])