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Suppress warning about missing noreturn attribute #549

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merged 3 commits into from
Jul 22, 2017
Merged

Suppress warning about missing noreturn attribute #549

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ca13eee
Suppress warning about missing noreturn attribute
Jul 20, 2017
ffa45de
Check for noreturn attribute availabilty
Jul 20, 2017
e792f17
Make MinGW work with noreturn attribute
Jul 21, 2017
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11 changes: 10 additions & 1 deletion fmt/format.h
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Original file line number Diff line number Diff line change
Expand Up @@ -139,6 +139,15 @@ typedef __int64 intmax_t;
# define FMT_HAS_CPP_ATTRIBUTE(x) 0
#endif

// Use the compiler's attribute noreturn
#if defined(__MINGW32__) || defined(__MINGW64__)
# define FMT_NORETURN __attribute__((noreturn))
#elif FMT_HAS_CPP_ATTRIBUTE(noreturn)
# define FMT_NORETURN [[noreturn]]
#else
# define FMT_NORETURN
#endif

#ifndef FMT_USE_VARIADIC_TEMPLATES
// Variadic templates are available in GCC since version 4.4
// (http://gcc.gnu.org/projects/cxx0x.html) and in Visual C++
Expand Down Expand Up @@ -923,7 +932,7 @@ struct IntTraits {
TypeSelector<std::numeric_limits<T>::digits <= 32>::Type MainType;
};

FMT_API void report_unknown_type(char code, const char *type);
FMT_API FMT_NORETURN void report_unknown_type(char code, const char *type);

// Static data is placed in this class template to allow header-only
// configuration.
Expand Down