2017-05-10 Richard Biener <rguenther@suse.de>

2017-05-10  Richard Biener  <rguenther@suse.de>

	Backport from mainline
	2017-03-17  Richard Biener  <rguenther@suse.de>

	PR middle-end/80075
	* tree-eh.c (stmt_could_throw_1_p): Only handle gimple assigns.
	Properly verify the LHS before the RHS possibly claims to be
	handled.
	(stmt_could_throw_p): Hande gimple conds fully here.  Clobbers
	do not throw.

	* g++.dg/torture/pr80075.C: New testcase.

	2017-03-21  Brad Spengler <spender@grsecurity.net>

	PR plugin/80094
	* plugin.c (htab_hash_plugin): New function.
	(add_new_plugin): Use it and adjust.
	(parse_plugin_arg_opt): Adjust.
	(init_one_plugin): Likewise.

	2017-03-20  Richard Biener  <rguenther@suse.de>

	PR tree-optimization/80113
	* graphite-isl-ast-to-gimple.c (copy_loop_phi_nodes): Do not
	allocate extra SSA name for PHI def.
	(add_close_phis_to_outer_loops): Likewise.
	(add_close_phis_to_merge_points): Likewise.
	(copy_loop_close_phi_args): Likewise.
	(copy_cond_phi_nodes): Likewise.

	2017-03-21  Richard Biener  <rguenther@suse.de>

	PR tree-optimization/80122
	* tree-inline.c (copy_bb): Do not expans va-arg packs or
	va_arg_pack_len when the inlined call stmt requires pack
	expansion itself.
	* tree-inline.h (struct copy_body_data): Make call_stmt a gcall *.

	* gcc.dg/torture/pr80122.c: New testcase.

	2017-03-24  Richard Biener  <rguenther@suse.de>

	PR tree-optimization/80167
	* graphite-isl-ast-to-gimple.c
	(translate_isl_ast_to_gimple::is_valid_rename): Handle default-defs
	properly.
	(translate_isl_ast_to_gimple::get_rename): Likewise.

	* gcc.dg/graphite/pr80167.c: New testcase.

	2017-03-27  Richard Biener  <rguenther@suse.de>

	PR tree-optimization/80170
	* tree-vect-data-refs.c (vect_compute_data_ref_alignment): Make
	sure DR/SCEV didnt fold in constants we do not see when looking
	at the reference base alignment.

	2017-03-27  Richard Biener  <rguenther@suse.de>

	PR middle-end/80171
	* gimple-fold.c (fold_ctor_reference): Properly guard against
	NULL return value from canonicalize_constructor_val.

	* g++.dg/torture/pr80171.C: New testcase.

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/branches/gcc-6-branch@247826 138bc75d-0d04-0410-961f-82ee72b054a4