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_instructions.cpp b/src/glsl/lower_instructions.cpp
index cb530489593..d01879cbd4f 100644
--- a/src/glsl/lower_instructions.cpp
+++ b/src/glsl/lower_instructions.cpp
@@ -109,6 +109,8 @@
 
 using namespace ir_builder;
 
+namespace {
+
 class lower_instructions_visitor : public ir_hierarchical_visitor {
 public:
    lower_instructions_visitor(unsigned lower)
@@ -133,6 +135,8 @@ private:
    void ldexp_to_arith(ir_expression *);
 };
 
+} /* anonymous namespace */
+
 /**
  * Determine if a particular type of lowering should occur
  */