glsl: Hide many classes local to individual .cpp files in anon namespaces.

This gives the compiler the chance to inline and not export class symbols
even in the absence of LTO.  Saves about 60kb on disk.

Reviewed-by: Kenneth Graunke <[email protected]>
Reviewed-by: Ian Romanick <[email protected]>

1 files changed, 4 insertions, 0 deletions

diff --git a/src/glsl/lower_vector.cpp b/src/glsl/lower_vector.cpp
index 0cd6909db55..9172b6af7b5 100644
--- a/src/glsl/lower_vector.cpp
+++ b/src/glsl/lower_vector.cpp
@@ -31,6 +31,8 @@
 #include "ir.h"
 #include "ir_rvalue_visitor.h"
 
+namespace {
+
 class lower_vector_visitor : public ir_rvalue_visitor {
 public:
    lower_vector_visitor() : progress(false)
@@ -48,6 +50,8 @@ public:
    bool progress;
 };
 
+} /* anonymous namespace */
+
 /**
  * Determine if an IR expression tree looks like an extended swizzle
  *