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1; NOTE: Assertions have been autogenerated by utils/update_test_checks.py UTC_ARGS: --version 52; RUN: opt -S -p 'require<profile-summary>,codegenprepare' -cgpp-huge-func=0 < %s | FileCheck %s3 4target datalayout = "e-m:e-p270:32:32-p271:32:32-p272:64:64-i64:64-i128:128-f80:128-n8:16:32:64-S128"5target triple = "x86_64-grtev4-linux-gnu"6 7declare void @g(ptr)8 9; %load and %load5 use the same address, %load5 is optimized first, %load is10; optimized later and reuse the same address computation instruction. We must11; make sure not to generate use before def error.12 13define void @f(ptr %arg) {14; CHECK-LABEL: define void @f(15; CHECK-SAME: ptr [[ARG:%.*]]) {16; CHECK-NEXT: [[BB:.*:]]17; CHECK-NEXT: [[GETELEMENTPTR:%.*]] = getelementptr i8, ptr [[ARG]], i64 -6418; CHECK-NEXT: call void @g(ptr [[GETELEMENTPTR]])19; CHECK-NEXT: [[SUNKADDR1:%.*]] = getelementptr i8, ptr [[ARG]], i64 -6420; CHECK-NEXT: [[LOAD:%.*]] = load ptr, ptr [[SUNKADDR1]], align 821; CHECK-NEXT: [[SUNKADDR:%.*]] = getelementptr i8, ptr [[ARG]], i64 -5622; CHECK-NEXT: [[LOAD4:%.*]] = load i32, ptr [[SUNKADDR]], align 823; CHECK-NEXT: [[LOAD5:%.*]] = load ptr, ptr [[SUNKADDR1]], align 824; CHECK-NEXT: [[TMP0:%.*]] = call { i32, i1 } @llvm.uadd.with.overflow.i32(i32 1, i32 0)25; CHECK-NEXT: [[MATH:%.*]] = extractvalue { i32, i1 } [[TMP0]], 026; CHECK-NEXT: ret void27;28bb:29 %getelementptr = getelementptr i8, ptr %arg, i64 -6430 %getelementptr1 = getelementptr i8, ptr %arg, i64 -5631 call void @g(ptr %getelementptr)32 br label %bb333 34bb3:35 %load = load ptr, ptr %getelementptr, align 836 %load4 = load i32, ptr %getelementptr1, align 837 %load5 = load ptr, ptr %getelementptr, align 838 %add = add i32 1, 039 %icmp = icmp eq i32 %add, 040 br i1 %icmp, label %bb7, label %bb741 42bb7:43 ret void44}45