| 1 | // RUN: %clang_cc1 -fsyntax-only -verify %s |
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| 2 | |
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| 3 | #pragma clang optimize off |
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| 4 | |
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| 5 | #pragma clang optimize on |
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| 6 | |
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| 7 | // Extra arguments |
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| 8 | #pragma clang optimize on top of spaghetti // expected-error {{unexpected extra argument 'top' to '#pragma clang optimize'}} |
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| 9 | |
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| 10 | // Wrong argument |
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| 11 | #pragma clang optimize something_wrong // expected-error {{unexpected argument 'something_wrong' to '#pragma clang optimize'; expected 'on' or 'off'}} |
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| 12 | |
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| 13 | // No argument |
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| 14 | #pragma clang optimize // expected-error {{missing argument to '#pragma clang optimize'; expected 'on' or 'off'}} |
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| 15 | |
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| 16 | // Check that macros can be used in the pragma |
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| 17 | #define OFF off |
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| 18 | #define ON on |
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| 19 | #pragma clang optimize OFF |
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| 20 | #pragma clang optimize ON |
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| 21 | |
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| 22 | // Check that _Pragma can also be used to address the use case where users want |
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| 23 | // to define optimization control macros to abstract out which compiler they are |
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| 24 | // using. |
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| 25 | #define OPT_OFF _Pragma("clang optimize off") |
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| 26 | #define OPT_ON _Pragma("clang optimize on") |
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| 27 | OPT_OFF |
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| 28 | OPT_ON |
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| 29 | |
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