Check the flat qualifier from the correct member

[libs/gl.git] / source / glsl / optimize.h

diff --git a/source/glsl/optimize.h b/source/glsl/optimize.h
index d9fc2d6a7a074367262dc890967ac632b9d22682..807b7a89ac90feb4c8f2d57afbeb2e2f5bb17596 100644 (file)
--- a/source/glsl/optimize.h
+++ b/source/glsl/optimize.h
@@ -71,7 +71,6 @@ public:
 
 private:
        virtual void visit(VariableReference &);
-       virtual void visit(InterfaceBlockReference &);
        virtual void visit(FunctionCall &);
        virtual void visit(VariableDeclaration &);
        virtual void visit(Return &);
@@ -122,6 +121,7 @@ private:
                Block *assign_scope = 0;
                std::vector<ExpressionUse> uses;
                bool trivial = false;
+               bool blocked = false;
        };
 
        std::list<ExpressionInfo> expressions;
@@ -194,7 +194,6 @@ private:
        virtual void visit(BinaryExpression &);
        virtual void visit(StructDeclaration &) { }
        virtual void visit(VariableDeclaration &);
-       virtual void visit(InterfaceBlock &) { }
        virtual void visit(FunctionDeclaration &);
 };
 
@@ -261,7 +260,7 @@ private:
        bool r_external_side_effects = false;
 
 public:
-       void apply(Stage &);
+       bool apply(Stage &);
 
 private:
        ConstantStatus check_constant_condition(const Expression &);
@@ -276,6 +275,7 @@ private:
        virtual void visit(Iteration &);
 };
 
+/** Removes code which is never executed due to flow control statements. */
 class UnreachableCodeRemover: private TraversingVisitor
 {
 private:
@@ -309,7 +309,6 @@ private:
        virtual void visit(ImageTypeDeclaration &);
        virtual void visit(StructDeclaration &);
        virtual void visit(VariableDeclaration &);
-       virtual void visit(InterfaceBlock &);
        virtual void visit(FunctionDeclaration &);
 };
 
@@ -334,7 +333,7 @@ private:
                bool referenced = false;
        };
 
-       typedef std::map<Statement *, VariableInfo> BlockVariableMap;
+       typedef std::map<VariableDeclaration *, VariableInfo> BlockVariableMap;
 
        Stage *stage = 0;
        BlockVariableMap variables;
@@ -355,7 +354,6 @@ public:
 private:
        void referenced(const Assignment::Target &, Node &);
        virtual void visit(VariableReference &);
-       virtual void visit(InterfaceBlockReference &);
        void visit_composite(Expression &);
        virtual void visit(MemberAccess &);
        virtual void visit(Swizzle &);
@@ -368,7 +366,6 @@ private:
        virtual void visit(ExpressionStatement &);
        virtual void visit(StructDeclaration &);
        virtual void visit(VariableDeclaration &);
-       virtual void visit(InterfaceBlock &);
        void merge_variables(const BlockVariableMap &);
        virtual void visit(FunctionDeclaration &);
        virtual void visit(Conditional &);