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-rw-r--r--src/compiler/nir/nir_clone.c8
1 files changed, 5 insertions, 3 deletions
diff --git a/src/compiler/nir/nir_clone.c b/src/compiler/nir/nir_clone.c
index eec10a1b847..f4000321575 100644
--- a/src/compiler/nir/nir_clone.c
+++ b/src/compiler/nir/nir_clone.c
@@ -151,9 +151,11 @@ nir_variable_clone(const nir_variable *var, nir_shader *shader)
nvar->name = ralloc_strdup(nvar, var->name);
nvar->data = var->data;
nvar->num_state_slots = var->num_state_slots;
- nvar->state_slots = ralloc_array(nvar, nir_state_slot, var->num_state_slots);
- memcpy(nvar->state_slots, var->state_slots,
- var->num_state_slots * sizeof(nir_state_slot));
+ if (var->num_state_slots) {
+ nvar->state_slots = ralloc_array(nvar, nir_state_slot, var->num_state_slots);
+ memcpy(nvar->state_slots, var->state_slots,
+ var->num_state_slots * sizeof(nir_state_slot));
+ }
if (var->constant_initializer) {
nvar->constant_initializer =
nir_constant_clone(var->constant_initializer, nvar);