fix misleading uppercasing deprecation warning

don't complain about uppercasing in the function's name if the real
problem is that it's not defined at all. this is also slighly more
efficient, as we try to lowercase only as a fallback now.

Reviewed-by: joerg

1 files changed, 2 insertions, 3 deletions

diff --git a/qmake/project.cpp b/qmake/project.cpp
index 2586c575e2..d967a63a18 100644
--- a/qmake/project.cpp
+++ b/qmake/project.cpp
@@ -1813,11 +1813,10 @@ QMakeProject::doProjectExpand(QString func, QList<QStringList> args_list,
     for(int i = 0; i < args_list.size(); ++i)
         args += args_list[i].join(QString(Option::field_sep));
 
-    QString lfunc = func.toLower();
-    if (!lfunc.isSharedWith(func))
+    ExpandFunc func_t = qmake_expandFunctions().value(func);
+    if (!func_t && (func_t = qmake_expandFunctions().value(func.toLower())))
         warn_msg(WarnDeprecated, "%s:%d: Using uppercased builtin functions is deprecated.",
                  parser.file.toLatin1().constData(), parser.line_no);
-    ExpandFunc func_t = qmake_expandFunctions().value(lfunc);
     debug_msg(1, "Running project expand: %s(%s) [%d]",
               func.toLatin1().constData(), args.join("::").toLatin1().constData(), func_t);