18 lines
504 B
C
18 lines
504 B
C
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// RUN: %clang_cc1 -verify %s
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/* WG14 N1356: Yes
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* _Bool bit-fields
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*/
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// C does not allow the bit-width of a bit-field to exceed the width of the
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// bit-field type, and _Bool is only required to be able to store 0 and 1
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// (and thus is implicitly unsigned), which only requires a single bit.
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#if __BOOL_WIDTH__ < __CHAR_BIT__
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struct S {
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_Bool b : __CHAR_BIT__; // expected-error {{width of bit-field 'b' (8 bits) exceeds the width of its type (1 bit)}}
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};
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#else
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// expected-no-diagnostics
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#endif
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