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Fix std::variant, std::filesystem::path tests on GCC-8, Clang-7,8.

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Signed-off-by: Vladislav Shchapov <vladislav@shchapov.ru>
This commit is contained in:
Vladislav Shchapov 2022-06-28 22:26:03 +05:00 committed by Victor Zverovich
parent e29c2bc60e
commit 99bb5b1d17
3 changed files with 35 additions and 4 deletions
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13
include/fmt/std.h
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@ -17,10 +17,17 @@
#if FMT_HAS_INCLUDE(<version>)
# include <version>
#endif
// Checking FMT_CPLUSPLUS for warning suppression in MSVC.
#if FMT_CPLUSPLUS >= 201703L
# if FMT_HAS_INCLUDE(<filesystem>)
# include <filesystem>
# endif
# if FMT_HAS_INCLUDE(<variant>)
# include <variant>
# endif
#endif
#ifdef __cpp_lib_filesystem
# include <filesystem>
FMT_BEGIN_NAMESPACE
namespace detail {
@ -71,8 +78,6 @@ struct formatter<std::thread::id, Char> : basic_ostream_formatter<Char> {};
FMT_END_NAMESPACE
#ifdef __cpp_lib_variant
# include <variant>
FMT_BEGIN_NAMESPACE
template <typename Char> struct formatter<std::monostate, Char> {
template <typename ParseContext>

8
test/CMakeLists.txt
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@ -78,6 +78,14 @@ add_fmt_test(printf-test)
add_fmt_test(ranges-test ranges-odr-test.cc)
add_fmt_test(scan-test)
add_fmt_test(std-test)
try_compile(compile_result_unused
${CMAKE_CURRENT_BINARY_DIR}
SOURCES ${CMAKE_CURRENT_LIST_DIR}/detect-stdfs.cc
OUTPUT_VARIABLE RAWOUTPUT)
string(REGEX REPLACE ".*libfound \"([^\"]*)\".*" "\\1" STDLIBFS "${RAWOUTPUT}")
if (STDLIBFS)
target_link_libraries(std-test ${STDLIBFS})
endif ()
add_fmt_test(unicode-test HEADER_ONLY)
if (MSVC)
target_compile_options(unicode-test PRIVATE /utf-8)

18
test/detect-stdfs.cc Normal file
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@ -0,0 +1,18 @@
// Formatting library for C++ - tests of formatters for standard library types
//
// Copyright (c) 2012 - present, Victor Zverovich
// All rights reserved.
//
// For the license information refer to format.h.
#include <exception> // _GLIBCXX_RELEASE & _LIBCPP_VERSION
#if defined(_GLIBCXX_RELEASE) && _GLIBCXX_RELEASE == 8
# error libfound "stdc++fs"
#elif !defined(__apple_build_version__) && defined(_LIBCPP_VERSION) && \
_LIBCPP_VERSION >= 7000 && _LIBCPP_VERSION < 9000
# error libfound "c++fs"
#else
// none if std::filesystem does not require additional libraries
# error libfound ""
#endif