nir: Add a nir_foreach_variable_safe helper

diff --git a/src/compiler/nir/nir.h b/src/compiler/nir/nir.h
index 9c478870626e3d2ff47ec90b623281813e4e5ec0..932cab62e645cec4cc22cd026e75b1fe49094233 100644 (file)
--- a/src/compiler/nir/nir.h
+++ b/src/compiler/nir/nir.h
@@ -338,6 +338,9 @@ typedef struct nir_variable {
 #define nir_foreach_variable(var, var_list) \
    foreach_list_typed(nir_variable, var, node, var_list)
 
+#define nir_foreach_variable_safe(var, var_list) \
+   foreach_list_typed_safe(nir_variable, var, node, var_list)
+
 static inline bool
 nir_variable_is_global(const nir_variable *var)
 {