mesa: invalidate pipeline status after glUseProgramStages

This will cause validation to run during next draw, this is done
because possible changes in used stages and programs can cause
invalid pipeline state.

This fixes a subtest in following CTS test:
	ES31-CTS.sepshaderobjs.StateInteraction

Signed-off-by: Tapani Pälli <tapani.palli@intel.com>
Reviewed-by: Timothy Arceri <timothy.arceri@collabora.com>

diff --git a/src/mesa/main/pipelineobj.c b/src/mesa/main/pipelineobj.c
index 5eda4e5e73db252eaf65ae71d68b900091a61e5c..f2a872dc83a7b5949535ff3821d318ec19ac4420 100644 (file)
--- a/src/mesa/main/pipelineobj.c
+++ b/src/mesa/main/pipelineobj.c
@@ -341,6 +341,8 @@ _mesa_UseProgramStages(GLuint pipeline, GLbitfield stages, GLuint program)
 
    if ((stages & GL_COMPUTE_SHADER_BIT) != 0)
       _mesa_use_shader_program(ctx, GL_COMPUTE_SHADER, shProg, pipe);
+
+   pipe->Validated = false;
 }
 
 /**