nir: Properly invalidate metadata in nir_opt_remove_phis().

Signed-off-by: Kenneth Graunke <[email protected]>
Reviewed-by: Jason Ekstrand <[email protected]>
Reviewed-by: Eduardo Lima Mitev <[email protected]>
Cc: [email protected]

1 files changed, 5 insertions, 0 deletions

diff --git a/src/glsl/nir/nir_opt_remove_phis.c b/src/glsl/nir/nir_opt_remove_phis.c
index 5bdf7ef4da7..66d37544115 100644
--- a/src/glsl/nir/nir_opt_remove_phis.c
+++ b/src/glsl/nir/nir_opt_remove_phis.c
@@ -108,6 +108,11 @@ remove_phis_impl(nir_function_impl *impl)
 
    nir_foreach_block(impl, remove_phis_block, &progress);
 
+   if (progress) {
+      nir_metadata_preserve(impl, nir_metadata_block_index |
+                                  nir_metadata_dominance);
+   }
+
    return progress;
 }