-; RUN: not llvm-as %s -o /dev/null |& grep "alignment argument of memory intrinsics must be a constant int"
+; RUN: not llvm-as %s -o /dev/null 2>&1 | FileCheck %s
+; CHECK: alignment argument of memory intrinsics must be a constant int
; PR2318
define void @x(i8* %a, i8* %src, i64 %len, i32 %align) nounwind {