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1; NOTE: Assertions have been autogenerated by utils/update_test_checks.py2; RUN: opt < %s -passes=mergeicmps -verify-dom-info -mtriple=x86_64-unknown-unknown -S | FileCheck %s3 4%S = type { i32, i32 }5 6; Check that the transformation is avoided when GEP has a use outside of the7; parant block of the load instruction.8 9define zeroext i32 @opeq1(10; CHECK-LABEL: @opeq1(11; CHECK-NEXT: entry:12; CHECK-NEXT: [[FIRST_I:%.*]] = getelementptr inbounds [[S:%.*]], ptr [[A:%.*]], i64 0, i32 113; CHECK-NEXT: [[TMP0:%.*]] = load i32, ptr [[FIRST_I]], align 414; CHECK-NEXT: [[FIRST1_I:%.*]] = getelementptr inbounds [[S]], ptr [[B:%.*]], i64 0, i32 115; CHECK-NEXT: [[TMP1:%.*]] = load i32, ptr [[FIRST1_I]], align 416; CHECK-NEXT: [[CMP_I:%.*]] = icmp eq i32 [[TMP0]], [[TMP1]]17; CHECK-NEXT: br i1 [[CMP_I]], label [[LAND_RHS_I:%.*]], label [[OPEQ1_EXIT:%.*]]18; CHECK: land.rhs.i:19; CHECK-NEXT: [[TMP2:%.*]] = load i32, ptr [[A]], align 420; CHECK-NEXT: [[TMP3:%.*]] = load i32, ptr [[B]], align 421; CHECK-NEXT: [[CMP3_I:%.*]] = icmp eq i32 [[TMP2]], [[TMP3]]22; CHECK-NEXT: br label [[OPEQ1_EXIT]]23; CHECK: opeq1.exit:24; CHECK-NEXT: [[TMP4:%.*]] = phi i1 [ false, [[ENTRY:%.*]] ], [ [[CMP3_I]], [[LAND_RHS_I]] ]25; CHECK-NEXT: [[TMP5:%.*]] = load i32, ptr [[FIRST_I]], align 426; CHECK-NEXT: [[TMP6:%.*]] = select i1 [[TMP4]], i32 [[TMP5]], i32 027; CHECK-NEXT: ret i32 [[TMP6]]28;29 30 ptr nocapture readonly dereferenceable(16) %a,31 ptr nocapture readonly dereferenceable(16) %b) local_unnamed_addr #0 {32entry:33 %first.i = getelementptr inbounds %S, ptr %a, i64 0, i32 134 %0 = load i32, ptr %first.i, align 435 %first1.i = getelementptr inbounds %S, ptr %b, i64 0, i32 136 %1 = load i32, ptr %first1.i, align 437 %cmp.i = icmp eq i32 %0, %138 br i1 %cmp.i, label %land.rhs.i, label %opeq1.exit39 40land.rhs.i:41 %2 = load i32, ptr %a, align 442 %3 = load i32, ptr %b, align 443 %cmp3.i = icmp eq i32 %2, %344 br label %opeq1.exit45 46opeq1.exit:47 %4 = phi i1 [ false, %entry ], [ %cmp3.i, %land.rhs.i]48 %5 = load i32, ptr %first.i, align 449 %6 = select i1 %4, i32 %5, i32 050 ret i32 %651}52