llvm-6502/test/Transforms/SLPVectorizer/X86/crash_gep.ll
Joerg Sonnenberger 1d5cdfd751 Revert r210342 and r210343, add test case for the crasher.
PR 20642.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@216475 91177308-0d34-0410-b5e6-96231b3b80d8
2014-08-26 19:06:41 +00:00

20 lines
594 B
LLVM

; RUN: opt < %s -basicaa -slp-vectorizer -dce -S -mtriple=x86_64-unknown-linux-gnu
target datalayout = "e-m:e-i64:64-f80:128-n8:16:32:64-S128"
target triple = "x86_64-unknown-linux-gnu"
@a = common global i64* null, align 8
; Function Attrs: nounwind uwtable
define i32 @fn1() {
entry:
%0 = load i64** @a, align 8
%add.ptr = getelementptr inbounds i64* %0, i64 1
%1 = ptrtoint i64* %add.ptr to i64
%arrayidx = getelementptr inbounds i64* %0, i64 2
store i64 %1, i64* %arrayidx, align 8
%2 = ptrtoint i64* %arrayidx to i64
store i64 %2, i64* %add.ptr, align 8
ret i32 undef
}