Joshua Litt
76ac2ee172
Change-Id: I1ecf0d2628685738b0631040d6fe61d635164fb6 Reviewed-on: https://dart-review.googlesource.com/c/sdk/+/212340 Reviewed-by: Stephen Adams <sra@google.com> Commit-Queue: Joshua Litt <joshualitt@google.com>
47 lines
1.0 KiB
Dart
47 lines
1.0 KiB
Dart
// Copyright (c) 2020, 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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@pragma('dart2js:noInline')
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/*member: foo1:function() {
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return 72;
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}*/
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foo1() {
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var a = 'Hello';
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var b = 0;
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return a.codeUnitAt(b);
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// Constant folds to 'return 72;'
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}
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@pragma('dart2js:noInline')
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/*spec|canary.member: foo2:function() {
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return B.JSString_methods.codeUnitAt$1("Hello", A._asInt(1.5));
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}*/
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/*prod.member: foo2:function() {
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return B.JSString_methods.codeUnitAt$1("Hello", 1.5);
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}*/
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foo2() {
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var a = 'Hello';
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dynamic b = 1.5;
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return a.codeUnitAt(b);
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// No folding of index type error.
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}
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@pragma('dart2js:noInline')
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/*member: foo3:function() {
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return B.JSString_methods._codeUnitAt$1("Hello", 55);
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}*/
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foo3() {
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var a = 'Hello';
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dynamic b = 55;
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return a.codeUnitAt(b);
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// No folding of index range error.
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}
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/*member: main:ignore*/
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main() {
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foo1();
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foo2();
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foo3();
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}
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