llvm-mirror/test/Transforms/GVN/pr24397.ll
Arthur Eubanks fc1584be52 [NewPM][BasicAA] basicaa -> basic-aa in Transforms/{New,}GVN
Summary: Following https://reviews.llvm.org/D82607.

Reviewers: ychen

Subscribers: asbirlea, llvm-commits

Tags: #llvm

Differential Revision: https://reviews.llvm.org/D82688
2020-06-26 20:28:18 -07:00

19 lines
487 B
LLVM

; RUN: opt -basic-aa -gvn -disable-output < %s
target triple = "x86_64-unknown-linux-gnu"
define i64 @foo(i64** %arrayidx) {
entry:
%p = load i64*, i64** %arrayidx, align 8
%cmpnull = icmp eq i64* %p, null
br label %BB2
entry2: ; No predecessors!
br label %BB2
BB2: ; preds = %entry2, %entry
%bc = bitcast i64** %arrayidx to i64*
%load = load i64, i64* %bc, align 8
ret i64 %load
}