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[NFC] Add test from bug 34937

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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@315976 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Max Kazantsev 2017-10-17 06:37:58 +00:00
parent 812e46fe54
commit dd449b37bc
1 changed files with 32 additions and 0 deletions
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32
test/Transforms/GVN/PRE/2017-10-16-LoadPRECrash.ll Normal file
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; RUN: opt -S -gvn -enable-load-pre < %s | FileCheck %s
target datalayout = "e-m:e-i64:64-f80:128-n8:16:32:64-S128"
target triple = "x86_64-unknown-linux-gnu"
%ArrayImpl = type { i64, i64 addrspace(100)*, [1 x i64], [1 x i64], [1 x i64], i64, i64, double addrspace(100)*, double addrspace(100)*, i8, i64 }
; Function Attrs: readnone
declare %ArrayImpl* @getaddr_ArrayImpl(%ArrayImpl addrspace(100)*) #0
; Function Attrs: readnone
declare i64* @getaddr_i64(i64 addrspace(100)*) #0
; Make sure that the test compiles without a crash.
; Bug https://bugs.llvm.org/show_bug.cgi?id=34937
define hidden void @wrapon_fn173() {
; CHECK-LABEL: @wrapon_fn173
entry:
%0 = call %ArrayImpl* @getaddr_ArrayImpl(%ArrayImpl addrspace(100)* undef)
br label %loop
loop:
%1 = call %ArrayImpl* @getaddr_ArrayImpl(%ArrayImpl addrspace(100)* undef)
%2 = load i64 addrspace(100)*, i64 addrspace(100)** null, align 8
%3 = call i64* @getaddr_i64(i64 addrspace(100)* %2)
br label %loop
}
attributes #0 = { readnone }