re PR target/38706 (../../../../src/libstdc++-v3/src/strstream.cc:419: internal compiler error: Segmentation fault)

	PR target/38706
	* config/alpha/alpha.c (alpha_end_function): For TARGET_ABI_OSF, call
	free_after_compilation when outputting a thunk.
	(alpha_output_mi_thunk_osf): Assert that we are processing a thunk.
	Do not call free_after_compilation here.

testsuite/ChangeLog:

	PR target/38706
	* g++.dg/other/pr38706.C: New test.

From-SVN: r143167