X-Git-Url: http://git.tdb.fi/?a=blobdiff_plain;f=source%2Fglsl%2Foptimize.cpp;h=137bd94343190f275eebbaa877dfa554b4785a50;hb=dda547f94e4aff590592908b38ca1e78c2c24b08;hp=0af24e3e8f88df55e0d449e0044f6007fafe0275;hpb=f2725633d775ef21c3e2cffc2cbf14cdc83e8ca2;p=libs%2Fgl.git

diff --git a/source/glsl/optimize.cpp b/source/glsl/optimize.cpp
index 0af24e3e..137bd943 100644
--- a/source/glsl/optimize.cpp
+++ b/source/glsl/optimize.cpp
@@ -678,7 +678,8 @@ void UnusedVariableRemover::visit(InterfaceBlockReference &iface)
 
 void UnusedVariableRemover::visit(MemberAccess &memacc)
 {
-	r_assign_to_subfield = true;
+	if(assignment_target)
+		r_assign_to_subfield = true;
 	TraversingVisitor::visit(memacc);
 	unused_nodes.erase(memacc.declaration);
 }