intel/compiler: Remove redundant nir_remove_dead_variables call

As of 07a2098a708a2, brw_nir_optimize calls nir_remove_dead_variables as
the last optimization.  Doing it again is just pointless.

Reviewed-by: Tapani Pälli <tapani.palli@intel.com>

diff --git a/src/intel/compiler/brw_nir.c b/src/intel/compiler/brw_nir.c
index a906a02604219a6bb4963c123c1ae7a0d15d932f..ce865e2ce7112f036ce4af8bcebf2aec6f81ae4d 100644 (file)
--- a/src/intel/compiler/brw_nir.c
+++ b/src/intel/compiler/brw_nir.c
@@ -715,8 +715,6 @@ brw_preprocess_nir(const struct brw_compiler *compiler, nir_shader *nir)
    /* Get rid of split copies */
    nir = brw_nir_optimize(nir, compiler, is_scalar, false);
 
-   OPT(nir_remove_dead_variables, nir_var_local);
-
    return nir;
 }