casts

Author: danmar

lib/symboldatabase.cpp

@@ -1601,6 +1601,23 @@ namespace {
         ExprIdKey key;
         key.parentOp = tok->astParent()->str();
 
+        if (tok->astParent()->isCast() && tok->astParent()->str() == "(") {
+            const Token* typeStartToken;
+            const Token* typeEndToken;
+            if (tok->astParent()->astOperand2()) {
+                typeStartToken = tok->astParent()->astOperand1();
+                typeEndToken = tok;
+            } else {
+                typeStartToken = tok->astParent()->next();
+                typeEndToken = tok->astParent()->link();
+            }
+            std::string type;
+            for (const Token* t = typeStartToken; t != typeEndToken; t = t->next()) {
+                type += " " + t->str();
+            }
+            key.parentOp += type;
+        }
+
         const auto& refs1 = followAllReferences(op1);
         const auto& refs2 = followAllReferences(op2);
 

test/testvarid.cpp

@@ -241,6 +241,7 @@ class TestVarID : public TestFixture {
         TEST_CASE(exprid4);
         TEST_CASE(exprid5);
         TEST_CASE(exprid6);
+        TEST_CASE(exprid7);
 
         TEST_CASE(structuredBindings);
     }
@@ -3943,6 +3944,19 @@ class TestVarID : public TestFixture {
         ASSERT_EQUALS(expected, tokenizeExpr(code));
     }
 
+    void exprid7() {
+        // different casts
+        const char code[] = "void foo(int a) {\n"
+                            "    if ((char)a == (short)a) {}\n"
+                            "    if ((char)a == (short)a) {}\n"
+                            "}\n";
+        const char expected[] = "1: void foo ( int a ) {\n"
+                                "2: if ( (@2 char ) a@1 ==@4 (@3 short ) a@1 ) { }\n"
+                                "3: if ( (@2 char ) a@1 ==@4 (@3 short ) a@1 ) { }\n"
+                                "4: }\n";
+        ASSERT_EQUALS(expected, tokenizeExpr(code));
+    }
+
     void structuredBindings() {
         const char code[] = "int foo() { auto [x,y] = xy(); return x+y; }";
         ASSERT_EQUALS("1: int foo ( ) { auto [ x@1 , y@2 ] = xy ( ) ; return x@1 + y@2 ; }\n",