bolt/deps/llvm-18.1.8/llvm/test/Transforms/GVN/pr28879.ll

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2025-02-14 19:21:04 +01:00
; RUN: opt -passes=gvn <%s -S -o - | FileCheck %s
define void @f() {
entry:
%a = alloca <7 x i1>, align 2
store <7 x i1> undef, ptr %a, align 2
; CHECK: store <7 x i1> undef, ptr
%val = load i1, ptr %a, align 2
; CHECK: load i1, ptr
br i1 %val, label %cond.true, label %cond.false
cond.true:
ret void
cond.false:
ret void
}
define <7 x i1> @g(ptr %a) {
entry:
%vec = load <7 x i1>, ptr %a
; CHECK: load <7 x i1>, ptr
%val = load i1, ptr %a, align 2
; CHECK: load i1, ptr
br i1 %val, label %cond.true, label %cond.false
cond.true:
ret <7 x i1> %vec
cond.false:
ret <7 x i1> <i1 false, i1 false, i1 false, i1 false, i1 false, i1 false, i1 false>
}