Fix parsing of #if defined expression

We only need to match the closing parentheses if there was an opening one

This has caused mis-parsing of tst_qbytearray.cpp

Change-Id: I9d52916e3ed8549c5ddd968092451fef7389a952
Reviewed-by: João Abecasis <joao.abecasis@nokia.com>

1 files changed, 3 insertions, 2 deletions

diff --git a/src/tools/moc/preprocessor.cpp b/src/tools/moc/preprocessor.cpp
index 2c7888b42d..ecf6d7d4de 100644
--- a/src/tools/moc/preprocessor.cpp
+++ b/src/tools/moc/preprocessor.cpp
@@ -538,12 +538,13 @@ void Preprocessor::substituteUntilNewline(Symbols &substituted, MacroSafeSet saf
                 continue;
             }
         } else if (token == PP_DEFINED) {
-            test(PP_LPAREN);
+            bool braces = test(PP_LPAREN);
             next(PP_IDENTIFIER);
             Symbol definedOrNotDefined = symbol();
             definedOrNotDefined.token = macros.contains(definedOrNotDefined)? PP_MOC_TRUE : PP_MOC_FALSE;
             substituted += definedOrNotDefined;
-            test(PP_RPAREN);
+            if (braces)
+                test(PP_RPAREN);
             continue;
         } else if (token == PP_NEWLINE) {
             substituted += symbol();