Index: src/Parser/ExpressionNode.cc
===================================================================
--- src/Parser/ExpressionNode.cc	(revision d67cdb749954789d84d7a8bbabc0ec601347a7bb)
+++ src/Parser/ExpressionNode.cc	(revision 1033f5dfc56a03ea95edeba1eba5aefef291dd4c)
@@ -10,6 +10,6 @@
 // Created On       : Sat May 16 13:17:07 2015
 // Last Modified By : Peter A. Buhr
-// Last Modified On : Tue Sep 26 11:23:36 2017
-// Update Count     : 780
+// Last Modified On : Wed Sep 27 22:51:55 2017
+// Update Count     : 781
 //
 
@@ -207,6 +207,7 @@
 
 	assert( 0 <= size && size < 6 );
+	// Constant type is correct for overload resolving.
 	ret = new ConstantExpr( Constant( new BasicType( noQualifiers, kind[Unsigned][size] ), str, v ) );
-	if ( size < 2 ) {									// hh or h, less than int ?
+	if ( Unsigned && size < 2 ) {						// hh or h, less than int ?
 		// int i = -1uh => 65535 not -1, so cast is necessary for unsigned, which unfortunately eliminates warnings for large values.
 		ret = new CastExpr( ret, new BasicType( Type::Qualifiers(), kind[Unsigned][size] ) );