mirror of
https://github.com/dart-lang/sdk
synced 2024-09-16 00:09:49 +00:00
2034061433
Change-Id: I313a57ed7c7ea2ada75065f55a7367376f6bdae5 Reviewed-on: https://dart-review.googlesource.com/c/sdk/+/152183 Commit-Queue: Bob Nystrom <rnystrom@google.com> Auto-Submit: Bob Nystrom <rnystrom@google.com> Reviewed-by: Srujan Gaddam <srujzs@google.com>
364 lines
39 KiB
Dart
364 lines
39 KiB
Dart
// Copyright (c) 2019, the Dart project authors. Please see the AUTHORS file
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// for details. All rights reserved. Use of this source code is governed by a
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// BSD-style license that can be found in the LICENSE file.
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import 'package:expect/expect.dart';
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// Stress tests on loop nesting depth. Make sure loop and induction
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// analysis do not break down (excessive compile-time or otherwise)
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// when analyzing a deeply nested loop with dependent bounds.
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@pragma("vm:never-inline")
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foo(List<int?> a) {
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for (int i0 = 100; i0 <= a.length - 101; i0++)
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for (int i1 = i0 - 1; i1 <= i0 + 1; i1++)
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for (int i2 = i1 - 1; i2 <= i1 + 1; i2++)
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for (int i3 = i2 - 1; i3 <= i2 + 1; i3++)
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for (int i4 = i3 - 1; i4 <= i3 + 1; i4++)
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for (int i5 = i4 - 1; i5 <= i4 + 1; i5++)
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for (int i6 = i5 - 1; i6 <= i5 + 1; i6++)
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for (int i7 = i6 - 1; i7 <= i6 + 1; i7++)
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for (int i8 = i7 - 1; i8 <= i7 + 1; i8++)
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for (int i9 = i8 - 1; i9 <= i8 + 1; i9++)
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for (int i10 = i9 - 1; i10 <= i9 + 1; i10++)
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for (int i11 = i10 - 1; i11 <= i10 + 1; i11++)
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for (int i12 = i11 - 1; i12 <= i11 + 1; i12++)
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for (int i13 = i12 - 1; i13 <= i12 + 1; i13++)
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for (int i14 = i13 - 1; i14 <= i13 + 1; i14++)
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for (int i15 = i14 - 1; i15 <= i14 + 1; i15++)
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for (int i16 = i15 - 1; i16 <= i15 + 1; i16++)
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for (int i17 = i16 - 1;
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i17 <= i16 + 1;
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i17++)
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for (int i18 = i17 - 1;
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i18 <= i17 + 1;
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i18++)
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for (int i19 = i18 - 1;
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i19 <= i18 + 1;
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i19++)
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for (int i20 = i19 - 1;
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i20 <= i19 + 1;
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i20++)
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for (int i21 = i20 - 1;
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i21 <= i20 + 1;
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i21++)
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for (int i22 = i21 - 1;
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i22 <= i21 + 1;
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i22++)
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for (int i23 = i22 - 1;
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i23 <= i22 + 1;
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i23++)
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for (int i24 = i23 - 1;
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i24 <= i23 + 1;
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i24++)
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for (int i25 = i24 - 1;
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i25 <= i24 + 1;
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i25++)
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for (int i26 = i25 - 1;
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i26 <= i25 + 1;
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i26++)
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for (int i27 = i26 - 1;
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i27 <= i26 + 1;
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i27++)
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for (int i28 =
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i27 - 1;
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i28 <= i27 + 1;
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i28++)
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for (int i29 =
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i28 - 1;
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i29 <= i28 + 1;
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i29++)
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for (int i30 =
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i29 - 1;
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i30 <=
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i29 + 1;
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i30++)
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for (int i31 =
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i30 - 1;
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i31 <=
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i30 + 1;
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i31++)
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for (int i32 =
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i31 -
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1;
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i32 <=
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i31 +
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1;
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i32++)
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for (int i33 =
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i32 -
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1;
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i33 <=
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i32 +
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1;
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i33++)
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for (int i34 = i33 -
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1;
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i34 <=
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i33 + 1;
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i34++)
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for (int i35 = i34 -
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1;
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i35 <=
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i34 + 1;
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i35++)
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for (int i36 = i35 - 1;
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i36 <= i35 + 1;
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i36++)
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for (int i37 = i36 - 1;
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i37 <= i36 + 1;
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i37++)
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for (int i38 = i37 - 1; i38 <= i37 + 1; i38++)
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for (int i39 = i38 - 1; i39 <= i38 + 1; i39++)
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for (int i40 = i39 - 1; i40 <= i39 + 1; i40++)
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for (int i41 = i40 - 1; i41 <= i40 + 1; i41++)
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for (int i42 = i41 - 1; i42 <= i41 + 1; i42++)
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for (int i43 = i42 - 1; i43 <= i42 + 1; i43++)
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for (int i44 = i43 - 1; i44 <= i43 + 1; i44++)
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for (int i45 = i44 - 1; i45 <= i44 + 1; i45++)
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for (int i46 = i45 - 1; i46 <= i45 + 1; i46++)
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for (int i47 = i46 - 1; i47 <= i46 + 1; i47++)
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for (int i48 = i47 - 1; i48 <= i47 + 1; i48++)
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for (int i49 = i48 - 1; i49 <= i48 + 1; i49++)
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for (int i50 = i49 - 1; i50 <= i49 + 1; i50++)
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for (int i51 = i50 - 1; i51 <= i50 + 1; i51++)
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for (int i52 = i51 - 1; i52 <= i51 + 1; i52++)
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for (int i53 = i52 - 1; i53 <= i52 + 1; i53++)
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for (int i54 = i53 - 1; i54 <= i53 + 1; i54++)
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for (int i55 = i54 - 1; i55 <= i54 + 1; i55++)
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for (int i56 = i55 - 1; i56 <= i55 + 1; i56++)
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for (int i57 = i56 - 1; i57 <= i56 + 1; i57++)
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for (int i58 = i57 - 1; i58 <= i57 + 1; i58++)
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for (int i59 = i58 - 1; i59 <= i58 + 1; i59++)
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for (int i60 = i59 - 1; i60 <= i59 + 1; i60++)
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for (int i61 = i60 - 1; i61 <= i60 + 1; i61++)
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for (int i62 = i61 - 1; i62 <= i61 + 1; i62++)
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for (int i63 = i62 - 1; i63 <= i62 + 1; i63++)
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for (int i64 = i63 - 1; i64 <= i63 + 1; i64++)
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for (int i65 = i64 - 1; i65 <= i64 + 1; i65++)
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for (int i66 = i65 - 1; i66 <= i65 + 1; i66++)
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for (int i67 = i66 - 1; i67 <= i66 + 1; i67++)
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for (int i68 = i67 - 1; i68 <= i67 + 1; i68++)
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for (int i69 = i68 - 1; i69 <= i68 + 1; i69++)
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for (int i70 = i69 - 1; i70 <= i69 + 1; i70++)
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for (int i71 = i70 - 1; i71 <= i70 + 1; i71++)
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for (int i72 = i71 - 1; i72 <= i71 + 1; i72++)
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for (int i73 = i72 - 1; i73 <= i72 + 1; i73++)
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for (int i74 = i73 - 1; i74 <= i73 + 1; i74++)
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for (int i75 = i74 - 1; i75 <= i74 + 1; i75++)
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for (int i76 = i75 - 1; i76 <= i75 + 1; i76++)
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for (int i77 = i76 - 1; i77 <= i76 + 1; i77++)
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for (int i78 = i77 - 1; i78 <= i77 + 1; i78++)
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for (int i79 = i78 - 1; i79 <= i78 + 1; i79++)
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for (int i80 = i79 - 1; i80 <= i79 + 1; i80++)
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for (int i81 = i80 - 1; i81 <= i80 + 1; i81++)
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for (int i82 = i81 - 1; i82 <= i81 + 1; i82++)
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for (int i83 = i82 - 1; i83 <= i82 + 1; i83++)
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for (int i84 = i83 - 1; i84 <= i83 + 1; i84++)
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for (int i85 = i84 - 1; i85 <= i84 + 1; i85++)
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for (int i86 = i85 - 1; i86 <= i85 + 1; i86++)
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for (int i87 = i86 - 1; i87 <= i86 + 1; i87++)
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for (int i88 = i87 - 1; i88 <= i87 + 1; i88++)
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for (int i89 = i88 - 1; i89 <= i88 + 1; i89++)
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for (int i90 = i89 - 1; i90 <= i89 + 1; i90++)
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for (int i91 = i90 - 1; i91 <= i90 + 1; i91++)
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for (int i92 = i91 - 1; i92 <= i91 + 1; i92++)
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for (int i93 = i92 - 1; i93 <= i92 + 1; i93++)
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for (int i94 = i93 - 1; i94 <= i93 + 1; i94++)
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for (int i95 = i94 - 1; i95 <= i94 + 1; i95++)
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for (int i96 = i95 - 1; i96 <= i95 + 1; i96++)
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for (int i97 = i96 - 1; i97 <= i96 + 1; i97++)
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for (int i98 = i97 - 1; i98 <= i97 + 1; i98++)
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for (int i99 = i98 - 1; i99 <= i98 + 1; i99++)
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for (int i100 = i99 - 1; i100 <= i99 + 1; i100++) {
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// Range [0,a.length).
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a[i100] = a[i100]! + 1;
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}
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}
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@pragma("vm:never-inline")
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bar(List<int?> a) {
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for (int i0 = a.length - 101; i0 >= 100; i0--)
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for (int i1 = i0 + 1; i1 >= i0 - 1; i1--)
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for (int i2 = i1 + 1; i2 >= i1 - 1; i2--)
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for (int i3 = i2 + 1; i3 >= i2 - 1; i3--)
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for (int i4 = i3 + 1; i4 >= i3 - 1; i4--)
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for (int i5 = i4 + 1; i5 >= i4 - 1; i5--)
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for (int i6 = i5 + 1; i6 >= i5 - 1; i6--)
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for (int i7 = i6 + 1; i7 >= i6 - 1; i7--)
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for (int i8 = i7 + 1; i8 >= i7 - 1; i8--)
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for (int i9 = i8 + 1; i9 >= i8 - 1; i9--)
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for (int i10 = i9 + 1; i10 >= i9 - 1; i10--)
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for (int i11 = i10 + 1; i11 >= i10 - 1; i11--)
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for (int i12 = i11 + 1; i12 >= i11 - 1; i12--)
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for (int i13 = i12 + 1; i13 >= i12 - 1; i13--)
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for (int i14 = i13 + 1; i14 >= i13 - 1; i14--)
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for (int i15 = i14 + 1; i15 >= i14 - 1; i15--)
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for (int i16 = i15 + 1; i16 >= i15 - 1; i16--)
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for (int i17 = i16 + 1;
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i17 >= i16 - 1;
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i17--)
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for (int i18 = i17 + 1;
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i18 >= i17 - 1;
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i18--)
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for (int i19 = i18 + 1;
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i19 >= i18 - 1;
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i19--)
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for (int i20 = i19 + 1;
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i20 >= i19 - 1;
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i20--)
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for (int i21 = i20 + 1;
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i21 >= i20 - 1;
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i21--)
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for (int i22 = i21 + 1;
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i22 >= i21 - 1;
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i22--)
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for (int i23 = i22 + 1;
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i23 >= i22 - 1;
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i23--)
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for (int i24 = i23 + 1;
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i24 >= i23 - 1;
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i24--)
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for (int i25 = i24 + 1;
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i25 >= i24 - 1;
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i25--)
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for (int i26 = i25 + 1;
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i26 >= i25 - 1;
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i26--)
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for (int i27 = i26 + 1;
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i27 >= i26 - 1;
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i27--)
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for (int i28 =
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i27 + 1;
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i28 >= i27 - 1;
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i28--)
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for (int i29 =
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i28 + 1;
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i29 >= i28 - 1;
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i29--)
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for (int i30 =
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i29 + 1;
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i30 >=
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i29 - 1;
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i30--)
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for (int i31 =
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i30 + 1;
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i31 >=
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i30 - 1;
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i31--)
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for (int i32 =
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i31 +
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1;
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i32 >=
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i31 -
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1;
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i32--)
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for (int i33 =
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i32 +
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1;
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i33 >=
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i32 -
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1;
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i33--)
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for (int i34 = i33 +
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1;
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i34 >=
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i33 - 1;
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i34--)
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for (int i35 = i34 +
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1;
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i35 >=
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i34 - 1;
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i35--)
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for (int i36 = i35 + 1;
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i36 >= i35 - 1;
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i36--)
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for (int i37 = i36 + 1;
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i37 >= i36 - 1;
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i37--)
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for (int i38 = i37 + 1; i38 >= i37 - 1; i38--)
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for (int i39 = i38 + 1; i39 >= i38 - 1; i39--)
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for (int i40 = i39 + 1; i40 >= i39 - 1; i40--)
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for (int i41 = i40 + 1; i41 >= i40 - 1; i41--)
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for (int i42 = i41 + 1; i42 >= i41 - 1; i42--)
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for (int i43 = i42 + 1; i43 >= i42 - 1; i43--)
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for (int i44 = i43 + 1; i44 >= i43 - 1; i44--)
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for (int i45 = i44 + 1; i45 >= i44 - 1; i45--)
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for (int i46 = i45 + 1; i46 >= i45 - 1; i46--)
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for (int i47 = i46 + 1; i47 >= i46 - 1; i47--)
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for (int i48 = i47 + 1; i48 >= i47 - 1; i48--)
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for (int i49 = i48 + 1; i49 >= i48 - 1; i49--)
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for (int i50 = i49 + 1; i50 >= i49 - 1; i50--)
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for (int i51 = i50 + 1; i51 >= i50 - 1; i51--)
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for (int i52 = i51 + 1; i52 >= i51 - 1; i52--)
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for (int i53 = i52 + 1; i53 >= i52 - 1; i53--)
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for (int i54 = i53 + 1; i54 >= i53 - 1; i54--)
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for (int i55 = i54 + 1; i55 >= i54 - 1; i55--)
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for (int i56 = i55 + 1; i56 >= i55 - 1; i56--)
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for (int i57 = i56 + 1; i57 >= i56 - 1; i57--)
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for (int i58 = i57 + 1; i58 >= i57 - 1; i58--)
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for (int i59 = i58 + 1; i59 >= i58 - 1; i59--)
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for (int i60 = i59 + 1; i60 >= i59 - 1; i60--)
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for (int i61 = i60 + 1; i61 >= i60 - 1; i61--)
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for (int i62 = i61 + 1; i62 >= i61 - 1; i62--)
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for (int i63 = i62 + 1; i63 >= i62 - 1; i63--)
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for (int i64 = i63 + 1; i64 >= i63 - 1; i64--)
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for (int i65 = i64 + 1; i65 >= i64 - 1; i65--)
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for (int i66 = i65 + 1; i66 >= i65 - 1; i66--)
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for (int i67 = i66 + 1; i67 >= i66 - 1; i67--)
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for (int i68 = i67 + 1; i68 >= i67 - 1; i68--)
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for (int i69 = i68 + 1; i69 >= i68 - 1; i69--)
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for (int i70 = i69 + 1; i70 >= i69 - 1; i70--)
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for (int i71 = i70 + 1; i71 >= i70 - 1; i71--)
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for (int i72 = i71 + 1; i72 >= i71 - 1; i72--)
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for (int i73 = i72 + 1; i73 >= i72 - 1; i73--)
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for (int i74 = i73 + 1; i74 >= i73 - 1; i74--)
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for (int i75 = i74 + 1; i75 >= i74 - 1; i75--)
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for (int i76 = i75 + 1; i76 >= i75 - 1; i76--)
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for (int i77 = i76 + 1; i77 >= i76 - 1; i77--)
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for (int i78 = i77 + 1; i78 >= i77 - 1; i78--)
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for (int i79 = i78 + 1; i79 >= i78 - 1; i79--)
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for (int i80 = i79 + 1; i80 >= i79 - 1; i80--)
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for (int i81 = i80 + 1; i81 >= i80 - 1; i81--)
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for (int i82 = i81 + 1; i82 >= i81 - 1; i82--)
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for (int i83 = i82 + 1; i83 >= i82 - 1; i83--)
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for (int i84 = i83 + 1; i84 >= i83 - 1; i84--)
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for (int i85 = i84 + 1; i85 >= i84 - 1; i85--)
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for (int i86 = i85 + 1; i86 >= i85 - 1; i86--)
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for (int i87 = i86 + 1; i87 >= i86 - 1; i87--)
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for (int i88 = i87 + 1; i88 >= i87 - 1; i88--)
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for (int i89 = i88 + 1; i89 >= i88 - 1; i89--)
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for (int i90 = i89 + 1; i90 >= i89 - 1; i90--)
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for (int i91 = i90 + 1; i91 >= i90 - 1; i91--)
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for (int i92 = i91 + 1; i92 >= i91 - 1; i92--)
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for (int i93 = i92 + 1; i93 >= i92 - 1; i93--)
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for (int i94 = i93 + 1; i94 >= i93 - 1; i94--)
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for (int i95 = i94 + 1; i95 >= i94 - 1; i95--)
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for (int i96 = i95 + 1; i96 >= i95 - 1; i96--)
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for (int i97 = i96 + 1; i97 >= i96 - 1; i97--)
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for (int i98 = i97 + 1; i98 >= i97 - 1; i98--)
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for (int i99 = i98 + 1; i99 >= i98 - 1; i99--)
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for (int i100 = i99 + 1; i100 >= i99 - 1; i100--) {
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// Range [0,a.length).
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a[i100] = a[i100]! + 1;
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}
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}
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main() {
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// To avoid executing the deep loops completely, we pass in a list
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// with null values, so that each first iteration throws an exception.
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List<int?> a = new List<int?>.filled(300, null);
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int tryCallingPlusOnNull = 0;
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try {
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foo(a);
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} on TypeError catch (e) {
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++tryCallingPlusOnNull;
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}
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try {
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bar(a);
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} on TypeError catch (e) {
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++tryCallingPlusOnNull;
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}
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Expect.equals(2, tryCallingPlusOnNull);
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}
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