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-rw-r--r--src/mesa/shader/program.c7
1 files changed, 7 insertions, 0 deletions
diff --git a/src/mesa/shader/program.c b/src/mesa/shader/program.c
index fc53b5737c..3869e31714 100644
--- a/src/mesa/shader/program.c
+++ b/src/mesa/shader/program.c
@@ -497,6 +497,13 @@ _mesa_combine_programs(GLcontext *ctx,
newProg->NumInstructions = newLength;
if (newProg->Target == GL_FRAGMENT_PROGRAM_ARB) {
+ struct gl_fragment_program *fprogA, *fprogB, *newFprog;
+ fprogA = (struct gl_fragment_program *) progA;
+ fprogB = (struct gl_fragment_program *) progB;
+ newFprog = (struct gl_fragment_program *) newProg;
+
+ newFprog->UsesKill = fprogA->UsesKill || fprogB->UsesKill;
+
/* connect color outputs/inputs */
if ((progA->OutputsWritten & (1 << FRAG_RESULT_COLR)) &&
(progB->InputsRead & (1 << FRAG_ATTRIB_COL0))) {