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C++17 fixes #591

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davidlt wants to merge 7 commits into from
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C++17 fixes #591

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b490f2e
Fix check for std::apply (R__HAS_STD_APPLY)
davidlt May 26, 2017
f692ada
Set __cplusplus to 201703L for C++1z (C++17)
davidlt May 26, 2017
35469f4
Don't provide std::__ROOT::apply if R__HAS_STD_APPLY is defined
davidlt May 26, 2017
da6e821
Add missing <functional> header
davidlt May 26, 2017
9fc549c
Fix std::string_view usage if compiled in C++17 mode
davidlt May 26, 2017
be8dddd
Apply git clang-format suggested changes
davidlt May 26, 2017
0276049
Provide null-terminated C strings
davidlt May 26, 2017
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Fix check for std::apply (R__HAS_STD_APPLY) 
std::apply is part of C++17 standard. The order of argument was
wrong. According to the documention it's function first followed
by the tuple.

Signed-off-by: David Abdurachmanov <[email protected]>
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@davidlt
davidlt committed May 26, 2017
commit b490f2ee9652969a0e43e836d70b6c78c89a8037
2 changes: 1 addition & 1 deletion cmake/modules/RootConfiguration.cmake
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Original file line number Diff line number Diff line change
Expand Up @@ -536,7 +536,7 @@ else()
endif()

CHECK_CXX_SOURCE_COMPILES("#include <tuple>
int main() { std::tuple<int> tup;std::apply(tup, [](int){}); return 0;}" found_stdapply)
int main() { std::apply([](int, int){}, std::make_tuple(1,2)); return 0;}" found_stdapply)
if(found_stdapply)
set(hasstdapply define)
else()
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