[turbofan] Handle dead diamonds in scheduling and add a test.

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

 // Copyright 2015 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.
 
 #include <stdint.h>
 #include <stdlib.h>
 #include <string.h>
 
 #include "src/wasm/wasm-macro-gen.h"
 
@@ skipping 2800 matching lines @@
 
 #if WASM_64
 TEST(Compile_Wasm_CallIndirect_Many_i64) { CompileCallIndirectMany(kAstI64); }
 #endif
 
 
 TEST(Compile_Wasm_CallIndirect_Many_f32) { CompileCallIndirectMany(kAstF32); }
 
 
 TEST(Compile_Wasm_CallIndirect_Many_f64) { CompileCallIndirectMany(kAstF64); }
+
+TEST(Run_WASM_Int32RemS_dead) {
+  WasmRunner<int32_t> r(MachineType::Int32(), MachineType::Int32());
+  BUILD(r, WASM_I32_REMS(WASM_GET_LOCAL(0), WASM_GET_LOCAL(1)), WASM_ZERO);
+  const int32_t kMin = std::numeric_limits<int32_t>::min();
+  CHECK_EQ(0, r.Call(133, 100));
+  CHECK_EQ(0, r.Call(kMin, -1));
+  CHECK_EQ(0, r.Call(0, 1));
+  CHECK_TRAP(r.Call(100, 0));
+  CHECK_TRAP(r.Call(-1001, 0));
+  CHECK_TRAP(r.Call(kMin, 0));
+}