Calling unlink_blocks(block, block->successors[0]) will successfully
unlink the first successor, but then will shift block->successors[1]
down to block->successor[0]. So the successors[1] != NULL check will
always fail.
Signed-off-by: Kenneth Graunke <kenn...@whitecape.org>
---
src/glsl/nir/nir_control_flow.c | 4 ++--
1 file changed, 2 insertions(+), 2 deletions(-)
diff --git a/src/glsl/nir/nir_control_flow.c b/src/glsl/nir/nir_control_flow.c
index d0b2a10..b820abc 100644
--- a/src/glsl/nir/nir_control_flow.c
+++ b/src/glsl/nir/nir_control_flow.c
@@ -93,10 +93,10 @@ unlink_blocks(nir_block *pred, nir_block *succ)
static void
unlink_block_successors(nir_block *block)
{
- if (block->successors[0] != NULL)
- unlink_blocks(block, block->successors[0]);
if (block->successors[1] != NULL)
unlink_blocks(block, block->successors[1]);
+ if (block->successors[0] != NULL)
+ unlink_blocks(block, block->successors[0]);
}
static void
--
2.5.0
_______________________________________________
mesa-dev mailing list
mesa-dev@lists.freedesktop.org
http://lists.freedesktop.org/mailman/listinfo/mesa-dev
