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linux-packaging-mono/external/llvm/test/CodeGen/X86/fold-vector-bv-crash.ll
Xamarin Public Jenkins (auto-signing) f32dbaf0b2 Imported Upstream version 5.18.0.225
Former-commit-id: 10196d987d5fc5564b9d3b33b1fdf13190f4d0b5
2018-12-21 19:01:49 +00:00

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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
}