Introduce `RBIMPL_NONNULL_ARG` macro

Runtime assertion for the argument declared as non-null.
This macro does nothing if `RBIMPL_ATTR_NONNULL` is effective,
otherwise asserts that the argument is non-null.

1 files changed, 1 insertions, 8 deletions

diff --git a/gc.c b/gc.c
index 40c035fcd2..cdee81dd05 100644
--- a/gc.c
+++ b/gc.c
@@ -2767,21 +2767,14 @@ rb_data_object_zalloc(VALUE klass, size_t size, RUBY_DATA_FUNC dmark, RUBY_DATA_
     return obj;
 }
 
-COMPILER_WARNING_PUSH
-#if __has_warning("-Wnonnull-compare") || GCC_VERSION_SINCE(6, 1, 0)
-COMPILER_WARNING_IGNORED(-Wnonnull-compare)
-#endif
-
 VALUE
 rb_data_typed_object_wrap(VALUE klass, void *datap, const rb_data_type_t *type)
 {
-    RUBY_ASSERT_ALWAYS(type);
+    RBIMPL_NONNULL_ARG(type);
     if (klass) rb_data_object_check(klass);
     return newobj_of(klass, T_DATA, (VALUE)type, (VALUE)1, (VALUE)datap, type->flags & RUBY_FL_WB_PROTECTED, sizeof(RVALUE));
 }
 
-COMPILER_WARNING_POP
-
 VALUE
 rb_data_typed_object_zalloc(VALUE klass, size_t size, const rb_data_type_t *type)
 {