Improves glxgears performance 19.6% +/- 7.3% (second fps printout.
n=5).
---
 src/mesa/drivers/dri/intel/intel_clear.c |    5 ++++-
 1 files changed, 4 insertions(+), 1 deletions(-)

diff --git a/src/mesa/drivers/dri/intel/intel_clear.c 
b/src/mesa/drivers/dri/intel/intel_clear.c
index dfca03c..35a9948 100644
--- a/src/mesa/drivers/dri/intel/intel_clear.c
+++ b/src/mesa/drivers/dri/intel/intel_clear.c
@@ -182,7 +182,10 @@ intelClear(struct gl_context *ctx, GLbitfield mask)
 
    if (tri_mask) {
       debug_mask("tri", tri_mask);
-      _mesa_meta_Clear(&intel->ctx, tri_mask);
+      if (ctx->Extensions.ARB_fragment_shader)
+        _mesa_meta_glsl_Clear(&intel->ctx, tri_mask);
+      else
+        _mesa_meta_Clear(&intel->ctx, tri_mask);
    }
 }
 
-- 
1.7.5.4

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