llvm-project/llvm/test/Transforms/LoopVectorize/X86/ptr-indvar-crash.ll

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; RUN: opt -loop-vectorize -S %s
target datalayout = "e-m:e-i64:64-f80:128-n8:16:32:64-S128"
target triple = "x86_64-unknown-linux-gnu"
define void @f(i128 %p1) {
entry:
br label %while.body
while.body:
%p.05 = phi i8* [ %add.ptr, %while.body ], [ null, %entry ]
%p1.addr.04 = phi i128 [ %sub, %while.body ], [ %p1, %entry ]
%add.ptr = getelementptr inbounds i8, i8* %p.05, i32 2
%sub = add nsw i128 %p1.addr.04, -2
%tobool = icmp eq i128 %sub, 0
br i1 %tobool, label %while.end, label %while.body
while.end:
ret void
}