This would cause gl_FragStencilRef to be counted as a color output
incorrectly during the precompile phase, which leads to unnecessary
recompilation on master and could trigger an assertion failure in
fs_visitor::emit_fb_writes() on my i965-fb-fetch branch.
---
src/mesa/drivers/dri/i965/brw_wm.c | 3 ++-
1 file changed, 2 insertions(+), 1 deletion(-)
diff --git a/src/mesa/drivers/dri/i965/brw_wm.c
b/src/mesa/drivers/dri/i965/brw_wm.c
index 7b1b839..d725a16 100644
--- a/src/mesa/drivers/dri/i965/brw_wm.c
+++ b/src/mesa/drivers/dri/i965/brw_wm.c
@@ -608,7 +608,8 @@ brw_fs_precompile(struct gl_context *ctx,
key.nr_color_regions = _mesa_bitcount_64(fp->Base.OutputsWritten &
~(BITFIELD64_BIT(FRAG_RESULT_DEPTH) |
- BITFIELD64_BIT(FRAG_RESULT_SAMPLE_MASK)));
+ BITFIELD64_BIT(FRAG_RESULT_STENCIL) |
+ BITFIELD64_BIT(FRAG_RESULT_SAMPLE_MASK)));
key.program_string_id = bfp->id;
--
2.9.0
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