PR libgomp/25877

	* configure.ac: Remove check for alloca.h.
	* configure: Regenerate.
	* config.h.in: Regenerate.
	* libgomp.h: define gomp_alloca to be __builtin_alloca.
	* team.c: Remove use of alloca.h.
	Call gomp_alloca instead of alloca.


git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@110068 138bc75d-0d04-0410-961f-82ee72b054a4