diff --git a/src/OpenGL/compiler/ParseHelper.cpp b/src/OpenGL/compiler/ParseHelper.cpp
index bf731ea..b46a36f 100644
--- a/src/OpenGL/compiler/ParseHelper.cpp
+++ b/src/OpenGL/compiler/ParseHelper.cpp
@@ -2828,7 +2828,7 @@
 	return qualifier;
 }
 
-TLayoutQualifier TParseContext::parseLayoutQualifier(const TString &qualifierType, const TSourceLoc& qualifierTypeLine, const TString &intValueString, int intValue, const TSourceLoc& intValueLine)
+TLayoutQualifier TParseContext::parseLayoutQualifier(const TString &qualifierType, const TSourceLoc& qualifierTypeLine, int intValue, const TSourceLoc& intValueLine)
 {
 	TLayoutQualifier qualifier;
 
@@ -2846,7 +2846,7 @@
 		// must check that location is non-negative
 		if (intValue < 0)
 		{
-			error(intValueLine, "out of range:", intValueString.c_str(), "location must be non-negative");
+			error(intValueLine, "out of range:", "", "location must be non-negative");
 			recover();
 		}
 		else