1; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py 2; RUN: llc < %s -mcpu=core-avx-i -mtriple=i386-unknown-linux-gnu -mattr=+avx,+popcnt,+cmov | FileCheck %s 3 4; Make sure that we don't introduce illegal build_vector dag nodes 5; when trying to fold a sign_extend of a constant build_vector. 6; After r200234 the test case below was crashing the compiler with an assertion failure 7; due to an illegal build_vector of type MVT::v4i64. 8 9define <4 x i64> @foo(<4 x i64> %A) { 10; CHECK-LABEL: foo: 11; CHECK: # %bb.0: 12; CHECK-NEXT: vmovaps %xmm0, %xmm0 13; CHECK-NEXT: retl 14 %1 = select <4 x i1> <i1 true, i1 true, i1 false, i1 false>, <4 x i64> %A, <4 x i64><i64 undef, i64 undef, i64 0, i64 0> 15 ret <4 x i64> %1 16} 17 18