18 lines
822 B
LLVM
18 lines
822 B
LLVM
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; NOTE: Assertions have been autogenerated by utils/update_test_checks.py
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; RUN: opt < %s -aa-pipeline=basic-aa -passes=dse -enable-knowledge-retention -S | FileCheck %s
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target datalayout = "E-p:64:64:64-a0:0:8-f32:32:32-f64:64:64-i1:8:8-i8:8:8-i16:16:16-i32:32:32-i64:32:64-v64:64:64-v128:128:128"
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define void @test1(i32* %Q, i32* %P) {
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; CHECK-LABEL: @test1(
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; CHECK-NEXT: call void @llvm.assume(i1 true) [ "dereferenceable"(i32* [[Q:%.*]], i64 4), "nonnull"(i32* [[Q]]), "align"(i32* [[Q]], i64 4) ]
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; CHECK-NEXT: call void @llvm.assume(i1 true) [ "dereferenceable"(i32* [[P:%.*]], i64 4), "nonnull"(i32* [[P]]), "align"(i32* [[P]], i64 4) ]
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; CHECK-NEXT: store i32 0, i32* [[P]], align 4
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; CHECK-NEXT: ret void
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;
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%DEAD = load i32, i32* %Q
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store i32 %DEAD, i32* %P
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store i32 0, i32* %P
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ret void
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}
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