Fixed #9787 (Better handling of user defined literals)

lib/checkstl.h

@@ -186,7 +186,7 @@ public:
 
     /** @brief Look for loops that can replaced with std algorithms */
     void useStlAlgorithm();
-    
+
     void checkMutexes();
 
 private:

lib/tokenize.cpp

@@ -11161,6 +11161,22 @@ void Tokenizer::simplifyOperatorName()
             tok->isOperatorKeyword(true);
     }
 
+    for (Token *tok = list.front(); tok; tok = tok->next()) {
+        if (Token::Match(tok, "%op% %str% %name%")) {
+            std::string name = tok->strAt(2);
+            Token * const str = tok->next();
+            str->deleteNext();
+            tok->insertToken("operator\"\"" + name);
+            tok = tok->next();
+            tok->isOperatorKeyword(true);
+            tok->insertToken("(");
+            str->insertToken(")");
+            Token::createMutualLinks(tok->next(), str->next());
+            str->insertToken(MathLib::toString(Token::getStrLength(str)));
+            str->insertToken(",");
+        }
+    }
+
     if (mSettings->debugwarnings) {
         const Token *tok = list.front();
 

test/teststl.cpp

@@ -165,7 +165,7 @@ private:
         TEST_CASE(invalidContainer);
         TEST_CASE(invalidContainerLoop);
         TEST_CASE(findInsert);
-        
+
         TEST_CASE(checkMutexes);
     }
 

test/testtokenize.cpp

@@ -413,6 +413,7 @@ private:
         TEST_CASE(simplifyOperatorName24);
         TEST_CASE(simplifyOperatorName25);
         TEST_CASE(simplifyOperatorName26);
+        TEST_CASE(simplifyOperatorName27);
 
         TEST_CASE(simplifyNullArray);
 
@@ -6615,6 +6616,14 @@ private:
                       tokenizeAndStringify(code));
     }
 
+    void simplifyOperatorName27() {
+        const char code[] = "int operator \"\" i (const char *, int);\n"
+                            "x = \"abc\"i;";
+        ASSERT_EQUALS("int operator\"\"i ( const char * , int ) ;\n"
+                      "x = operator\"\"i ( \"abc\" , 3 ) ;",
+                      tokenizeAndStringify(code));
+    }
+
     void simplifyNullArray() {
         ASSERT_EQUALS("* ( foo . bar [ 5 ] ) = x ;", tokenizeAndStringify("0[foo.bar[5]] = x;"));
     }