Tokenizer: added a workaround for #3690 (Support MSVC's 'for each').

lib/tokenize.cpp

@@ -1593,10 +1593,15 @@ bool Tokenizer::tokenize(std::istream &code,
     }
 
     // if MACRO
-    for (const Token *tok = list.front(); tok; tok = tok->next()) {
+    for (Token *tok = list.front(); tok; tok = tok->next()) {
         if (Token::Match(tok, "if|for|while|BOOST_FOREACH %var% (")) {
-            syntaxError(tok);
+            if (Token::simpleMatch(tok, "for each"))
-            return false;
+                // 'for each ( )' -> 'for ( )'
+                tok->deleteNext();
+            else {
+                syntaxError(tok);
+                return false;
+            }
         }
     }
 

test/testtokenize.cpp

@@ -66,6 +66,8 @@ private:
         TEST_CASE(wrong_syntax4); // #3618
         TEST_CASE(wrong_syntax_if_macro);  // #2518 - if MACRO()
 
+        TEST_CASE(foreach);     // #3690
+
         TEST_CASE(minus);
 
         TEST_CASE(longtok);
@@ -706,6 +708,12 @@ private:
         ASSERT_EQUALS("[test.cpp:1]: (error) syntax error\n", errout.str());
     }
 
+    void foreach() {
+        // #3690
+        const std::string code("void f() { for each ( char c in MyString ) { Console::Write(c); } }");
+        ASSERT_EQUALS("void f ( ) { for ( char c in MyString ) { Console :: Write ( c ) ; } }" ,tokenizeAndStringify(code.c_str()));
+    }
+
     void minus() {
         ASSERT_EQUALS("i = -12", tokenizeAndStringify("i = -12"));
         ASSERT_EQUALS("1 - 2", tokenizeAndStringify("1-2"));