gcc/ChangeLog:

	PR middle-end/86631
	* calls.c (alloc_max_size): Treat HOST_WIDE_INT special.
	* gimple-ssa-warn-alloca.c (adjusted_warn_limit): New function.
	(pass_walloca::gate): Use it.
	(alloca_call_type): Same.
	(pass_walloca::execute): Same.
	* stor-layout.c (layout_decl): Treat HOST_WIDE_INT special.

gcc/testsuite/ChangeLog:

	PR middle-end/86631
	* g++.dg/Walloca1.C: Adjust.

From-SVN: r263928