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1; NOTE: Assertions have been autogenerated by utils/update_test_checks.py UTC_ARGS: --version 62; RUN: opt -passes=newgvn -S %s | FileCheck %s3; Ensure we do not incorrect do phi of ops4source_filename = "/Users/dannyb/sources/llvm-clean/debug-build/pr33305.c"5target datalayout = "e-m:o-i64:64-f80:128-n8:16:32:64-S128"6target triple = "x86_64-apple-macosx10.12.0"7 8@a = common global i32 0, align 49@b = local_unnamed_addr global ptr @a, align 810@e = local_unnamed_addr global i32 -1, align 411@g = local_unnamed_addr global i32 1, align 412@c = common local_unnamed_addr global i32 0, align 413@f = common local_unnamed_addr global i32 0, align 414@h = common local_unnamed_addr global i32 0, align 415@str = private unnamed_addr constant [5 x i8] c"fine\00"16@str.2 = private unnamed_addr constant [8 x i8] c"Screwed\00"17 18; Function Attrs: nounwind optsize ssp uwtable19define i32 @main() local_unnamed_addr {20; CHECK-LABEL: define i32 @main(21; CHECK-SAME: ) local_unnamed_addr {22; CHECK-NEXT: [[ENTRY:.*:]]23; CHECK-NEXT: [[DOTPR_I:%.*]] = load i32, ptr @c, align 4, !tbaa [[INT_TBAA3:![0-9]+]]24; CHECK-NEXT: [[CMP13_I:%.*]] = icmp slt i32 [[DOTPR_I]], 125; CHECK-NEXT: br i1 [[CMP13_I]], label %[[FOR_COND1_PREHEADER_LR_PH_I:.*]], label %[[ENTRY_FOR_END9_I_CRIT_EDGE:.*]]26; CHECK: [[ENTRY_FOR_END9_I_CRIT_EDGE]]:27; CHECK-NEXT: [[DOTPRE:%.*]] = load i32, ptr @h, align 4, !tbaa [[INT_TBAA3]]28; CHECK-NEXT: br label %[[FOR_END9_I:.*]]29; CHECK: [[FOR_COND1_PREHEADER_LR_PH_I]]:30; CHECK-NEXT: [[G_PROMOTED14_I:%.*]] = load i32, ptr @g, align 4, !tbaa [[INT_TBAA3]]31; CHECK-NEXT: br label %[[FOR_COND1_PREHEADER_I:.*]]32; CHECK: [[FOR_COND1_PREHEADER_I]]:33; CHECK-NEXT: [[INC816_I:%.*]] = phi i32 [ [[DOTPR_I]], %[[FOR_COND1_PREHEADER_LR_PH_I]] ], [ [[INC8_I:%.*]], %[[FOR_INC7_I:.*]] ]34; CHECK-NEXT: [[TMP0:%.*]] = phi i32 [ [[G_PROMOTED14_I]], %[[FOR_COND1_PREHEADER_LR_PH_I]] ], [ 0, %[[FOR_INC7_I]] ]35; CHECK-NEXT: br label %[[FOR_BODY3_I:.*]]36; CHECK: [[FOR_BODY3_I]]:37; CHECK-NEXT: [[TMP1:%.*]] = phi i1 [ false, %[[FOR_COND1_PREHEADER_I]] ], [ true, %[[LOR_END_I:.*]] ]38; CHECK-NEXT: [[INC12_I:%.*]] = phi i32 [ 0, %[[FOR_COND1_PREHEADER_I]] ], [ [[INC_I:%.*]], %[[LOR_END_I]] ]39; CHECK-NEXT: [[TMP2:%.*]] = phi i32 [ [[TMP0]], %[[FOR_COND1_PREHEADER_I]] ], [ 0, %[[LOR_END_I]] ]40; CHECK-NEXT: [[TOBOOL_I:%.*]] = icmp ne i32 [[TMP2]], 041; CHECK-NEXT: [[OR_COND_I:%.*]] = and i1 [[TMP1]], [[TOBOOL_I]]42; CHECK-NEXT: br i1 [[OR_COND_I]], label %[[LOR_END_I]], label %[[LOR_RHS_I:.*]]43; CHECK: [[LOR_RHS_I]]:44; CHECK-NEXT: [[LNOT_I:%.*]] = xor i1 [[TOBOOL_I]], true45; CHECK-NEXT: [[LNOT_EXT_I:%.*]] = zext i1 [[LNOT_I]] to i3246; CHECK-NEXT: [[TMP3:%.*]] = load i32, ptr @e, align 4, !tbaa [[INT_TBAA3]]47; CHECK-NEXT: [[XOR_I:%.*]] = xor i32 [[TMP3]], [[LNOT_EXT_I]]48; CHECK-NEXT: store i32 [[XOR_I]], ptr @e, align 4, !tbaa [[INT_TBAA3]]49; CHECK-NEXT: br label %[[LOR_END_I]]50; CHECK: [[LOR_END_I]]:51; CHECK-NEXT: [[INC_I]] = add nuw nsw i32 [[INC12_I]], 152; CHECK-NEXT: [[EXITCOND_I:%.*]] = icmp eq i32 [[INC_I]], 253; CHECK-NEXT: br i1 [[EXITCOND_I]], label %[[FOR_INC7_I]], label %[[FOR_BODY3_I]]54; CHECK: [[FOR_INC7_I]]:55; CHECK-NEXT: [[INC8_I]] = add nsw i32 [[INC816_I]], 156; CHECK-NEXT: [[CMP_I:%.*]] = icmp slt i32 [[INC816_I]], 057; CHECK-NEXT: br i1 [[CMP_I]], label %[[FOR_COND1_PREHEADER_I]], label %[[FOR_COND_FOR_END9_CRIT_EDGE_I:.*]]58; CHECK: [[FOR_COND_FOR_END9_CRIT_EDGE_I]]:59; CHECK-NEXT: store i32 0, ptr @g, align 4, !tbaa [[INT_TBAA3]]60; CHECK-NEXT: store i32 2, ptr @h, align 4, !tbaa [[INT_TBAA3]]61; CHECK-NEXT: store i32 [[INC8_I]], ptr @c, align 4, !tbaa [[INT_TBAA3]]62; CHECK-NEXT: br label %[[FOR_END9_I]]63; CHECK: [[FOR_END9_I]]:64; CHECK-NEXT: [[TMP4:%.*]] = phi i32 [ [[DOTPRE]], %[[ENTRY_FOR_END9_I_CRIT_EDGE]] ], [ 2, %[[FOR_COND_FOR_END9_CRIT_EDGE_I]] ]65; CHECK-NEXT: [[TMP5:%.*]] = load ptr, ptr @b, align 8, !tbaa [[ANYPTR_TBAA7:![0-9]+]]66; CHECK-NEXT: store i32 [[TMP4]], ptr [[TMP5]], align 4, !tbaa [[INT_TBAA3]]67; CHECK-NEXT: [[TMP6:%.*]] = load i32, ptr @e, align 4, !tbaa [[INT_TBAA3]]68; CHECK-NEXT: [[CMP10_I:%.*]] = icmp slt i32 [[TMP6]], -169; CHECK-NEXT: br i1 [[CMP10_I]], label %[[IF_THEN_I:.*]], label %[[FN1_EXIT:.*]]70; CHECK: [[IF_THEN_I]]:71; CHECK-NEXT: [[TMP7:%.*]] = load i32, ptr @f, align 4, !tbaa [[INT_TBAA3]]72; CHECK-NEXT: store i32 [[TMP7]], ptr [[TMP5]], align 4, !tbaa [[INT_TBAA3]]73; CHECK-NEXT: br label %[[FN1_EXIT]]74; CHECK: [[FN1_EXIT]]:75; CHECK-NEXT: [[TMP8:%.*]] = load i32, ptr @a, align 4, !tbaa [[INT_TBAA3]]76; CHECK-NEXT: [[TOBOOL:%.*]] = icmp eq i32 [[TMP8]], 077; CHECK-NEXT: br i1 [[TOBOOL]], label %[[IF_END:.*]], label %[[IF_THEN:.*]]78; CHECK: [[IF_THEN]]:79; CHECK-NEXT: [[PUTS2:%.*]] = tail call i32 @puts(ptr @str.2)80; CHECK-NEXT: tail call void @abort()81; CHECK-NEXT: unreachable82; CHECK: [[IF_END]]:83; CHECK-NEXT: [[PUTS:%.*]] = tail call i32 @puts(ptr @str)84; CHECK-NEXT: ret i32 085;86entry:87 %.pr.i = load i32, ptr @c, align 4, !tbaa !388 %cmp13.i = icmp slt i32 %.pr.i, 189 br i1 %cmp13.i, label %for.cond1.preheader.lr.ph.i, label %entry.for.end9.i_crit_edge90 91entry.for.end9.i_crit_edge: ; preds = %entry92 %.pre = load i32, ptr @h, align 4, !tbaa !393 br label %for.end9.i94 95for.cond1.preheader.lr.ph.i: ; preds = %entry96 %g.promoted14.i = load i32, ptr @g, align 4, !tbaa !397 br label %for.cond1.preheader.i98 99for.cond1.preheader.i: ; preds = %for.inc7.i, %for.cond1.preheader.lr.ph.i100 %inc816.i = phi i32 [ %.pr.i, %for.cond1.preheader.lr.ph.i ], [ %inc8.i, %for.inc7.i ]101 %0 = phi i32 [ %g.promoted14.i, %for.cond1.preheader.lr.ph.i ], [ 0, %for.inc7.i ]102 br label %for.body3.i103 104for.body3.i: ; preds = %lor.end.i, %for.cond1.preheader.i105 %1 = phi i1 [ false, %for.cond1.preheader.i ], [ true, %lor.end.i ]106 %inc12.i = phi i32 [ 0, %for.cond1.preheader.i ], [ %inc.i, %lor.end.i ]107 %2 = phi i32 [ %0, %for.cond1.preheader.i ], [ 0, %lor.end.i ]108 %tobool.i = icmp ne i32 %2, 0109 %or.cond.i = and i1 %1, %tobool.i110 br i1 %or.cond.i, label %lor.end.i, label %lor.rhs.i111 112lor.rhs.i: ; preds = %for.body3.i113 %lnot.i = xor i1 %tobool.i, true114 %lnot.ext.i = zext i1 %lnot.i to i32115 %3 = load i32, ptr @e, align 4, !tbaa !3116 %xor.i = xor i32 %3, %lnot.ext.i117 store i32 %xor.i, ptr @e, align 4, !tbaa !3118 br label %lor.end.i119 120lor.end.i: ; preds = %lor.rhs.i, %for.body3.i121 %inc.i = add nuw nsw i32 %inc12.i, 1122 %exitcond.i = icmp eq i32 %inc.i, 2123 br i1 %exitcond.i, label %for.inc7.i, label %for.body3.i124 125for.inc7.i: ; preds = %lor.end.i126 %inc8.i = add nsw i32 %inc816.i, 1127 %cmp.i = icmp slt i32 %inc816.i, 0128 br i1 %cmp.i, label %for.cond1.preheader.i, label %for.cond.for.end9_crit_edge.i129 130for.cond.for.end9_crit_edge.i: ; preds = %for.inc7.i131 store i32 0, ptr @g, align 4, !tbaa !3132 store i32 2, ptr @h, align 4, !tbaa !3133 store i32 %inc8.i, ptr @c, align 4, !tbaa !3134 br label %for.end9.i135 136for.end9.i: ; preds = %entry.for.end9.i_crit_edge, %for.cond.for.end9_crit_edge.i137 %4 = phi i32 [ %.pre, %entry.for.end9.i_crit_edge ], [ 2, %for.cond.for.end9_crit_edge.i ]138 %5 = load ptr, ptr @b, align 8, !tbaa !7139 store i32 %4, ptr %5, align 4, !tbaa !3140 %6 = load i32, ptr @e, align 4, !tbaa !3141 %cmp10.i = icmp slt i32 %6, -1142 br i1 %cmp10.i, label %if.then.i, label %fn1.exit143 144if.then.i: ; preds = %for.end9.i145 %7 = load i32, ptr @f, align 4, !tbaa !3146 store i32 %7, ptr %5, align 4, !tbaa !3147 br label %fn1.exit148 149fn1.exit: ; preds = %if.then.i, %for.end9.i150 %8 = load i32, ptr @a, align 4, !tbaa !3151 %tobool = icmp eq i32 %8, 0152 br i1 %tobool, label %if.end, label %if.then153 154if.then: ; preds = %fn1.exit155 %puts2 = tail call i32 @puts(ptr @str.2)156 tail call void @abort()157 unreachable158 159if.end: ; preds = %fn1.exit160 %puts = tail call i32 @puts(ptr @str)161 ret i32 0162}163 164; Function Attrs: noreturn nounwind optsize165declare void @abort() local_unnamed_addr166 167; Function Attrs: nounwind168declare i32 @puts(ptr nocapture readonly) local_unnamed_addr169 170!llvm.module.flags = !{!0, !1}171!llvm.ident = !{!2}172 173!0 = !{i32 1, !"wchar_size", i32 4}174!1 = !{i32 7, !"PIC Level", i32 2}175!2 = !{!"clang version 5.0.0"}176!3 = !{!4, !4, i64 0}177!4 = !{!"int", !5, i64 0}178!5 = !{!"omnipotent char", !6, i64 0}179!6 = !{!"Simple C/C++ TBAA"}180!7 = !{!8, !8, i64 0}181!8 = !{!"any pointer", !5, i64 0}182;.183; CHECK: [[INT_TBAA3]] = !{[[META4:![0-9]+]], [[META4]], i64 0}184; CHECK: [[META4]] = !{!"int", [[META5:![0-9]+]], i64 0}185; CHECK: [[META5]] = !{!"omnipotent char", [[META6:![0-9]+]], i64 0}186; CHECK: [[META6]] = !{!"Simple C/C++ TBAA"}187; CHECK: [[ANYPTR_TBAA7]] = !{[[META8:![0-9]+]], [[META8]], i64 0}188; CHECK: [[META8]] = !{!"any pointer", [[META5]], i64 0}189;.190