gcc/libstdc++-v3/include/precompiled
Jonathan Wakely 960b9ae05a Implement "P0631R4 Math Constants" for C++20
The values of the constants are taken from Glibc where the equivalent
constant exists, or by rounding the actual constant to the same number
of digits as the Glibc constants have.

	P0631R4 Math Constants
	* include/Makefile.am: Add new header.
	* include/Makefile.in: Regenerate.
	* include/precompiled/stdc++.h: Include new header.
	* include/std/numbers: New header.
	* include/std/version (__cpp_lib_math_constants): Define.
	* testsuite/26_numerics/numbers/1.cc: New test.
	* testsuite/26_numerics/numbers/2.cc: New test.
	* testsuite/26_numerics/numbers/3.cc: New test.
	* testsuite/26_numerics/numbers/nonfloat_neg.cc: New test.

From-SVN: r273940
2019-07-31 17:40:39 +01:00
..
expc++.h
extc++.h Remove array_allocator extension, deprecated since 4.9.0 2019-05-13 11:49:58 +01:00
stdc++.h Implement "P0631R4 Math Constants" for C++20 2019-07-31 17:40:39 +01:00
stdtr1c++.h