r272415 - in /trunk/libstdc++-v3: ChangeLog inc...

[redi@gcc.gnu.org]

Author: redi
Date: Tue Jun 18 11:39:43 2019
New Revision: 272415

URL: https://gcc.gnu.org/viewcvs?rev=272415&root=gcc&view=rev
Log:
Avoid undefined behaviour in std::byte operators (LWG 2950)

	* include/c_global/cstddef (std::byte): Perform arithmetic operations
	in unsigned int to avoid promotion (LWG 2950).

Modified:
    trunk/libstdc++-v3/ChangeLog
    trunk/libstdc++-v3/include/c_global/cstddef