r261687 - in /trunk/gcc: ChangeLog fortran/Chan...

[ebotcazou@gcc.gnu.org]

Author: ebotcazou
Date: Sun Jun 17 11:36:58 2018
New Revision: 261687

URL: https://gcc.gnu.org/viewcvs?rev=261687&root=gcc&view=rev
Log:
	* gimplify.c (nonlocal_vlas): Delete.
	(nonlocal_vla_vars): Likewise.
	(gimplify_var_or_parm_decl): Do not add debug VAR_DECLs for non-local
	referenced VLAs.
	(gimplify_body): Do not create and destroy nonlocal_vlas.
	* tree-nested.c: Include diagnostic.h.
	(use_pointer_in_frame): Tweak.
	(lookup_field_for_decl): Add assertion and declare the transformation.
	(convert_nonlocal_reference_op) <PARM_DECL>: Rework and issue an
	internal error when the reference is in a wrong context.  Do not
	create a debug decl by default.
	(note_nonlocal_block_vlas): Delete.
	(convert_nonlocal_reference_stmt) <GIMPLE_BIND>: Do not call it.
	(convert_local_reference_op) <PARM_DECL>: Skip the frame decl.  Do not
	create a debug decl by default.
	(convert_gimple_call) <GIMPLE_CALL>: Issue an internal error when the
	call is in a wrong context.
	(fixup_vla_decls): New function.
	(finalize_nesting_tree_1): Adjust comment.  Call fixup_vla_decls if no
	debug variables were created.
	* tree.c (decl_value_expr_lookup): Add checking assertion.
	(decl_value_expr_insert): Likewise.
fortran/
	* fortran/trans-decl.c (nonlocal_dummy_decl_pset): Delete.
	(nonlocal_dummy_decls): Likewise.
	(gfc_nonlocal_dummy_array_decl): Likewise.
	(gfc_get_symbol_decl): Do not call gfc_nonlocal_dummy_array_decl.
	(gfc_get_fake_result_decl): Do not generate a new DECL if simply
	reusing the result of a recursive call.
	(gfc_generate_function_code): Do not create, insert and destroy
	nonlocal_dummy_decls.

Added:
    trunk/gcc/testsuite/gcc.dg/guality/pr37726.c
      - copied, changed from r261686, trunk/gcc/testsuite/gcc.dg/debug/dwarf2/pr37726.c
    trunk/gcc/testsuite/gnat.dg/stack_usage5.adb
Removed:
    trunk/gcc/testsuite/gcc.dg/debug/dwarf2/pr37726.c
Modified:
    trunk/gcc/ChangeLog
    trunk/gcc/fortran/ChangeLog
    trunk/gcc/fortran/trans-decl.c
    trunk/gcc/gimplify.c
    trunk/gcc/testsuite/ChangeLog
    trunk/gcc/tree-nested.c
    trunk/gcc/tree.c