Fixed #7447 (FP: ignoredReturnValue on C++11 uniform initialization)

lib/checkfunctions.cpp

@@ -156,6 +156,10 @@ void CheckFunctions::checkIgnoredReturnValue()
     for (std::size_t i = 0; i < functions; ++i) {
         const Scope * scope = symbolDatabase->functionScopes[i];
         for (const Token* tok = scope->classStart->next(); tok != scope->classEnd; tok = tok->next()) {
+            // c++11 initialization
+            if (Token::Match(tok, "%var% {"))
+                tok = tok->linkAt(1);
+
             if (tok->varId() || !Token::Match(tok, "%name% (") || tok->strAt(-1) == ".")
                 continue;
 

test/testfunctions.cpp

@@ -894,6 +894,13 @@ private:
               "   void * res{malloc(size)};\n"
               "}");
         ASSERT_EQUALS("", errout.str());
+        
+        // #7447
+        check("void foo() {\n"
+              "   int x{mystrcmp(a,b)};\n"
+              "}", "test.cpp", &settings2);
+        ASSERT_EQUALS("", errout.str());
+        
     }
 };