aco: improve assertion at the end of spiller

Signed-off-by: Rhys Perry <pendingchaos02@gmail.com>
Reviewed-by: Daniel Schürmann <daniel@schuermann.dev>
Part-of: <https://gitlab.freedesktop.org/mesa/mesa/merge_requests/3257>

diff --git a/src/amd/compiler/aco_spill.cpp b/src/amd/compiler/aco_spill.cpp
index 4179a77538893f8b42fd6bc02cc65d2137331fab..99275971048129a0d5c1ae754d3430fb12cbe6f1 100644 (file)
--- a/src/amd/compiler/aco_spill.cpp
+++ b/src/amd/compiler/aco_spill.cpp
@@ -1774,7 +1774,7 @@ void spill(Program* program, live& live_vars, const struct radv_nir_compiler_opt
    /* update live variable information */
    live_vars = live_var_analysis(program, options);
 
-   assert(program->num_waves >= 0);
+   assert(program->num_waves > 0);
 }
 
 }