1; NOTE: Assertions have been autogenerated by utils/update_test_checks.py 2; RUN: opt < %s -passes=indvars -S | FileCheck %s 3 4@Y = global [400 x i16] zeroinitializer, align 1 5 6define i16 @foo() { 7; CHECK-LABEL: @foo( 8; CHECK-NEXT: entry: 9; CHECK-NEXT: br label [[FOR_BODY:%.*]] 10; CHECK: for.body: 11; CHECK-NEXT: [[I:%.*]] = phi i16 [ 0, [[ENTRY:%.*]] ], [ [[INC:%.*]], [[FOR_BODY]] ] 12; CHECK-NEXT: [[ARRAYIDX:%.*]] = getelementptr inbounds [400 x i16], ptr @Y, i16 0, i16 [[I]] 13; CHECK-NEXT: store i16 0, ptr [[ARRAYIDX]], align 1 14; CHECK-NEXT: [[INC]] = add nuw nsw i16 [[I]], 1 15; CHECK-NEXT: [[CMP:%.*]] = icmp ult i16 [[INC]], 400 16; CHECK-NEXT: br i1 [[CMP]], label [[FOR_BODY]], label [[FOR_END:%.*]] 17; CHECK: for.end: 18; CHECK-NEXT: ret i16 400 19; 20entry: 21 br label %for.body 22 23for.body: ; preds = %entry, %for.body 24 %i = phi i16 [ 0, %entry ], [ %inc, %for.body ] 25 26 %arrayidx = getelementptr inbounds [400 x i16], ptr @Y, i16 0, i16 %i 27 store i16 0, ptr %arrayidx, align 1 28 %inc = add nuw nsw i16 %i, 1 29 %cmp = icmp ult i16 %inc, 400 30 br i1 %cmp, label %for.body, label %for.end 31 32for.end: ; preds = %for.body 33 %inc.lcssa = phi i16 [ %inc, %for.body ] 34 ret i16 %inc.lcssa 35} 36