linux-packaging-mono/external/llvm/test/CodeGen/X86/fold-vector-bv-crash.ll
Xamarin Public Jenkins (auto-signing) e19d552987 Imported Upstream version 5.18.0.161
Former-commit-id: 4db48158d3a35497b8f118ab21b5f08ac3d86d98
2018-10-19 08:34:24 +00:00

18 lines
475 B
LLVM

; RUN: llc < %s -mtriple=i686-unknown -mattr=+avx
; RUN: llc < %s -mtriple=x86_64-unknown -mattr=+avx
;
; llvm-stress generated crash case due to build_vector implicit
; truncation bug from constant folding after legalization.
;
@G = external global i32
define void @bv_crash_test() {
%I = insertelement <4 x i64> zeroinitializer, i64 15910, i32 0
%Tr = trunc <4 x i64> %I to <4 x i8>
%Bc = bitcast <4 x i8> %Tr to i32
store volatile i32 %Bc, i32* @G
ret void
}