llvm-project/llvm/test/Transforms/NewGVN/pr24426.ll

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; RUN: opt < %s -memcpyopt -mldst-motion -newgvn -S | FileCheck %s
declare void @check(i8)
declare void @write(i8* %res)
define void @test1() {
%1 = alloca [10 x i8]
%2 = bitcast [10 x i8]* %1 to i8*
call void @write(i8* %2)
%3 = load i8, i8* %2
; CHECK-NOT: undef
call void @check(i8 %3)
ret void
}