1; RUN: not llvm-as < %s >& /dev/null
2; PR1633
3
4%meta = type { i8* }
5%obj = type { %meta* }
6
7declare void @llvm.gcwrite(%obj*, %obj*, %obj*)
8
9define void @f() {
10entry:
11	call void @llvm.gcwrite(%obj* null, %obj* null, %obj* null)
12	ret void
13}
14