[stubs] Add more assertions in the CodeStubAssembler

src/code-stubs.cc

Index: src/code-stubs.cc
diff --git a/src/code-stubs.cc b/src/code-stubs.cc
index 8be594365033670534ccbdb81947815dbfc521c2..b007ddcbea37f60122143f55a8d5d94a8fb4e8b8 100644
--- a/src/code-stubs.cc
+++ b/src/code-stubs.cc
@@ -2035,7 +2035,7 @@ void StoreGlobalStub::GenerateAssembly(CodeStubAssembler* assembler) const {
     Node* global = assembler->LoadObjectField(proxy_map, Map::kPrototypeOffset);
     Node* map_cell = assembler->HeapConstant(isolate()->factory()->NewWeakCell(
         StoreGlobalStub::global_map_placeholder(isolate())));
-    Node* expected_map = assembler->LoadWeakCellValue(map_cell);
+    Node* expected_map = assembler->LoadWeakCellValueUnchecked(map_cell);
     Node* map = assembler->LoadMap(global);
     assembler->GotoIf(assembler->WordNotEqual(expected_map, map), &miss);
   }