27 lines
1.1 KiB
C
27 lines
1.1 KiB
C
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// RUN: %clang_cc1 -verify=no-trigraphs -std=c23 %s
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// RUN: %clang_cc1 -verify=no-trigraphs -std=gnu23 %s
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// RUN: %clang_cc1 -verify=no-trigraphs -std=gnu17 %s
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// RUN: %clang_cc1 -verify=no-trigraphs -std=gnu11 %s
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// RUN: %clang_cc1 -verify=no-trigraphs -std=gnu99 %s
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// RUN: %clang_cc1 -verify=no-trigraphs -std=gnu89 %s
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// RUN: %clang_cc1 -verify=trigraphs -std=c17 %s
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// RUN: %clang_cc1 -verify=trigraphs -std=c11 %s
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// RUN: %clang_cc1 -verify=trigraphs -std=c99 %s
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// RUN: %clang_cc1 -verify=trigraphs -std=c89 %s
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// RUN: %clang_cc1 -verify=trigraphs -std=c23 -ftrigraphs %s
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/* WG14 N2940: Clang 18
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* Removing trigraphs??!
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*/
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// Trigraphs are enabled by default in any conforming C mode before C23, but
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// are otherwise disabled (in all GNU modes, and in C23 or later).
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// The ??= trigraph, if supported, will become the # character, which is a null
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// preprocessor directive that does nothing.
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??=
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// no-trigraphs-warning@-1 {{trigraph ignored}} \
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no-trigraphs-error@-1 {{expected identifier or '('}} \
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trigraphs-warning@-1 {{trigraph converted to '#' character}}
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