1; RUN: llc < %s -mtriple=i686-unknown-linux-gnu -mattr=+sse2 | FileCheck %s --check-prefixes=A,B
2; RUN: llc < %s -mtriple=x86_64-unknown-linux-gnu | FileCheck %s --allow-unused-prefixes=true --check-prefixes=C,A,UNUSED
3
4declare <2 x i64> @llvm.bswap.v2i64(<2 x i64>)
5
6define <2 x i64> @fold_v2i64() {
7entry:
8  %r = call <2 x i64> @llvm.bswap.v2i64(<2 x i64> <i64 255, i64 -1>)
9  ret <2 x i64> %r
10}
11