glsl: Make a function to express a GLSL version ir human-readable form.

[mesa.git] / src / glsl / opt_copy_propagation.cpp

diff --git a/src/glsl/opt_copy_propagation.cpp b/src/glsl/opt_copy_propagation.cpp
index 923619db45a4ce22abd19127f98f473a45b06277..2952ce594f729c35a54fa02d581a80a5f3c58093 100644 (file)
--- a/src/glsl/opt_copy_propagation.cpp
+++ b/src/glsl/opt_copy_propagation.cpp
@@ -38,6 +38,8 @@
 #include "ir_optimization.h"
 #include "glsl_types.h"
 
+namespace {
+
 class acp_entry : public exec_node
 {
 public:
@@ -107,6 +109,8 @@ public:
    void *mem_ctx;
 };
 
+} /* unnamed namespace */
+
 ir_visitor_status
 ir_copy_propagation_visitor::visit_enter(ir_function_signature *ir)
 {