glsl: Initialize lower_vector_visitor::dont_lower_swz.

Fixes "Uninitialized scalar field" defect reported by Coverity.

Signed-off-by: Vinson Lee <vlee@freedesktop.org>
Reviewed-by: Kenneth Graunke <kenneth@whitecape.org>

diff --git a/src/glsl/lower_vector.cpp b/src/glsl/lower_vector.cpp
index 9172b6af7b504b9401ef1848616a6739f50c23a6..a658410ae6fd20e0a894b35ad3658fb3db59faf3 100644 (file)
--- a/src/glsl/lower_vector.cpp
+++ b/src/glsl/lower_vector.cpp
@@ -35,7 +35,7 @@ namespace {
 
 class lower_vector_visitor : public ir_rvalue_visitor {
 public:
-   lower_vector_visitor() : progress(false)
+   lower_vector_visitor() : dont_lower_swz(false), progress(false)
    {
       /* empty */
    }