2018-11-05 23:58:03 +01:00
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// Copyright 2017 the V8 project authors. All rights reserved.
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// This code is governed by the BSD license found in the LICENSE file.
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/*---
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2018-11-06 00:23:03 +01:00
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description: GroupSpecifiers must be unique.
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2018-11-05 23:58:03 +01:00
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info: |
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2018-11-06 00:23:03 +01:00
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It is a Syntax Error if Pattern contains multiple GroupSpecifiers
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whose enclosed RegExpIdentifierNames have the same StringValue.
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2018-11-05 23:58:03 +01:00
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esid: sec-patterns-static-semantics-early-errors
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negative:
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phase: parse
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type: SyntaxError
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features: [regexp-named-groups]
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---*/
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2018-11-13 23:48:29 +01:00
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$DONOTEVALUATE();
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2018-11-05 23:58:03 +01:00
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2018-11-06 00:23:03 +01:00
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/(?<a>a)(?<a>a)/u;
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