[Ada] Unnesting: ensure Current_Subprogram is always initialized

2018-12-11  Arnaud Charlet  <charlet@adacore.com>

gcc/ada/

	* exp_unst.adb (Unnest_Subprogram): Ensure Current_Subprogram is
	always initialized.

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@267009 138bc75d-0d04-0410-961f-82ee72b054a4
2 files changed