From 31af3a64bce89482ca9acd9c6044d4543faf3bd6 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Daniel=20Marjam=C3=A4ki?= <danielm77@spray.se>
Date: Sat, 19 Mar 2011 11:09:51 +0100
Subject: [PATCH] Tokenizer::setVarId: Fixed problem with same variable name in
 multiple classes

---
 lib/tokenize.cpp      | 55 +++++++++++++++++++++++--------------------
 test/testtokenize.cpp | 32 +++++++++++++++++++++++--
 2 files changed, 60 insertions(+), 27 deletions(-)

diff --git a/lib/tokenize.cpp b/lib/tokenize.cpp
index 8b313945a..a73e8e7a9 100644
--- a/lib/tokenize.cpp
+++ b/lib/tokenize.cpp
@@ -3601,8 +3601,13 @@ void Tokenizer::setVarId()
                 }
             }
 
-            // Start token
-            if (!Token::Match(tok2, "class|struct"))
+            // Set start token
+            if (Token::Match(tok2, "class|struct"))
+            {
+                while (tok2->str() != "{")
+                    tok2 = tok2->next();
+            }
+            else
                 tok2 = tok;
 
             ++_varId;
@@ -3646,29 +3651,6 @@ void Tokenizer::setVarId()
         }
     }
 
-    // Struct/Class members
-    for (Token *tok = _tokens; tok; tok = tok->next())
-    {
-        // str.clear is a variable
-        // str.clear() is a member function
-        if (tok->varId() != 0 &&
-            Token::Match(tok->next(), ". %var% !!(") &&
-            tok->tokAt(2)->varId() == 0)
-        {
-            ++_varId;
-
-            const std::string pattern(std::string(". ") + tok->strAt(2));
-            for (Token *tok2 = tok; tok2; tok2 = tok2->next())
-            {
-                if (tok2->varId() == tok->varId())
-                {
-                    if (Token::Match(tok2->next(), pattern.c_str()))
-                        tok2->tokAt(2)->varId(_varId);
-                }
-            }
-        }
-    }
-
     // Member functions and variables in this source
     std::list<Token *> allMemberFunctions;
     std::list<Token *> allMemberVars;
@@ -3783,6 +3765,29 @@ void Tokenizer::setVarId()
 
         }
     }
+
+    // Struct/Class members
+    for (Token *tok = _tokens; tok; tok = tok->next())
+    {
+        // str.clear is a variable
+        // str.clear() is a member function
+        if (tok->varId() != 0 &&
+            Token::Match(tok->next(), ". %var% !!(") &&
+            tok->tokAt(2)->varId() == 0)
+        {
+            ++_varId;
+
+            const std::string pattern(std::string(". ") + tok->strAt(2));
+            for (Token *tok2 = tok; tok2; tok2 = tok2->next())
+            {
+                if (tok2->varId() == tok->varId())
+                {
+                    if (Token::Match(tok2->next(), pattern.c_str()))
+                        tok2->tokAt(2)->varId(_varId);
+                }
+            }
+        }
+    }
 }
 
 bool Tokenizer::createLinks()
diff --git a/test/testtokenize.cpp b/test/testtokenize.cpp
index cdbbe8e73..f1ce4876e 100644
--- a/test/testtokenize.cpp
+++ b/test/testtokenize.cpp
@@ -194,6 +194,7 @@ private:
         TEST_CASE(varidclass8);
         TEST_CASE(varidclass9);
         TEST_CASE(varidclass10);  // variable declaration below usage
+        TEST_CASE(varidclass11);  // variable declaration below usage
 
         TEST_CASE(file1);
         TEST_CASE(file2);
@@ -3262,7 +3263,7 @@ private:
                                    "8:\n"
                                    "9: void A :: f ( )\n"
                                    "10: {\n"
-                                   "11: i@1 = 0 ;\n"
+                                   "11: i = 0 ;\n"
                                    "12: }\n");
 
         ASSERT_EQUALS(expected, actual);
@@ -3423,7 +3424,7 @@ private:
                                "        a = 3;\n"
                                "    }\n"
                                "    int a;\n"
-                               "};\n;");
+                               "};\n");
 
         const std::string expected("\n\n##file 0\n"
                                    "1: class A {\n"
@@ -3435,6 +3436,33 @@ private:
         ASSERT_EQUALS(expected, tokenizeDebugListing(code));
     }
 
+    void varidclass11()
+    {
+        const std::string code("class Fred {\n"
+                               "    int a;\n"
+                               "    void f();\n"
+                               "};\n"
+                               "class Wilma {\n"
+                               "    int a;\n"
+                               "    void f();\n"
+                               "};\n"
+                               "void Fred::f() { a = 0; }\n"
+                               "void Wilma::f() { a = 0; }\n");
+
+        const std::string expected("\n\n##file 0\n"
+                                   "1: class Fred {\n"
+                                   "2: int a@1 ;\n"
+                                   "3: void f ( ) ;\n"
+                                   "4: } ;\n"
+                                   "5: class Wilma {\n"
+                                   "6: int a@2 ;\n"
+                                   "7: void f ( ) ;\n"
+                                   "8: } ;\n"
+                                   "9: void Fred :: f ( ) { a@1 = 0 ; }\n"
+                                   "10: void Wilma :: f ( ) { a@2 = 0 ; }\n");
+
+        ASSERT_EQUALS(expected, tokenizeDebugListing(code));
+    }
 
     void file1()
     {