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Update std::byte detection in gsl_byte for MSVC (#561)

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* Only check that `_HAS_STD_BYTE` is defined to a non-zero value
This commit is contained in:
Casey Carter
2017-10-18 16:35:11 -07:00
committed by Neil MacIntosh
parent 4c5fdb541f
commit 166ea80f66
2 changed files with 4 additions and 3 deletions
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6
include/gsl/gsl_byte
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@@ -30,15 +30,15 @@
#ifndef GSL_USE_STD_BYTE
// this tests if we are under MSVC and the standard lib has std::byte and it is enabled
#if _MSC_VER >= 1911 && (!defined(_HAS_STD_BYTE) || _HAS_STD_BYTE)
#if defined(_HAS_STD_BYTE) && _HAS_STD_BYTE
#define GSL_USE_STD_BYTE 1
#else // _MSC_VER >= 1911 && (!defined(_HAS_STD_BYTE) || _HAS_STD_BYTE)
#else // defined(_HAS_STD_BYTE) && _HAS_STD_BYTE
#define GSL_USE_STD_BYTE 0
#endif // _MSC_VER >= 1911 && (!defined(_HAS_STD_BYTE) || _HAS_STD_BYTE)
#endif // defined(_HAS_STD_BYTE) && _HAS_STD_BYTE
#endif // GSL_USE_STD_BYTE
#else // _MSC_VER

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tests/unittest-cpp Submodule

Submodule tests/unittest-cpp added at dc6b908380