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Patch compiler error when building using nvcc

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If you compile using `nvcc` and pass the option `--expt-relaxed-constexpr` it will crash with an internal compiler error. This modification prevents using `constexpr` in `fmtlib` when compiling using `nvcc` and prevents the crash.
This commit is contained in:
kent-tri 2019-10-21 17:17:22 +09:00 committed by Victor Zverovich
parent d39ebf3ff2
commit 00669427df
1 changed files with 2 additions and 0 deletions
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2
include/fmt/core.h
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@ -58,10 +58,12 @@
// Check if relaxed C++14 constexpr is supported.
// GCC doesn't allow throw in constexpr until version 6 (bug 67371).
#ifndef FMT_USE_CONSTEXPR
#if !defined(__NVCC__)
# define FMT_USE_CONSTEXPR \
(FMT_HAS_FEATURE(cxx_relaxed_constexpr) || FMT_MSC_VER >= 1910 || \
(FMT_GCC_VERSION >= 600 && __cplusplus >= 201402L))
#endif
#endif
#if FMT_USE_CONSTEXPR
# define FMT_CONSTEXPR constexpr
# define FMT_CONSTEXPR_DECL constexpr