Remove unused variable and add flags, fix issue #894

Author: satk0

CMakeLists.txt

@@ -37,6 +37,8 @@ xcheck_add_c_compiler_flag(-Wno-sign-compare)
 xcheck_add_c_compiler_flag(-Wno-missing-field-initializers)
 xcheck_add_c_compiler_flag(-Wno-unused-parameter)
 xcheck_add_c_compiler_flag(-Wno-unused-but-set-variable)
+xcheck_add_c_compiler_flag(-Wno-unused-result)
+xcheck_add_c_compiler_flag(-Wno-stringop-truncation)
 xcheck_add_c_compiler_flag(-Wno-array-bounds)
 xcheck_add_c_compiler_flag(-funsigned-char)
 

quickjs.c

@@ -7391,9 +7391,9 @@ static JSValue JS_GetPropertyInternal(JSContext *ctx, JSValue obj,
     JSObject *p;
     JSProperty *pr;
     JSShapeProperty *prs;
-    uint32_t tag, offset, proto_depth;
+    uint32_t tag, proto_depth;
 
-    offset = proto_depth = 0;
+    proto_depth = 0;
     tag = JS_VALUE_GET_TAG(obj);
     if (unlikely(tag != JS_TAG_OBJECT)) {
         switch(tag) {