| ; RUN: not llvm-as < %s -o /dev/null 2>&1 | FileCheck %s | |
| ; Check the error message on using ", ..." when we can't actually forward | |
| ; varargs. | |
| %struct.A = type { i32 } | |
| declare i8* @f(i8*, ...) | |
| define i8* @f_thunk(i8* %this) { | |
| %rv = musttail call i8* (i8*, ...)* @f(i8* %this, ...) | |
| ; CHECK: error: unexpected ellipsis in argument list for musttail call in non-varargs function | |
| ret i8* %rv | |
| } |