[Bug c++/12770] [tree-ssa] [eh] False warning about no return statement in function

["cvs-commit at gcc dot gnu dot org" <gcc-bugzilla at gcc dot gnu dot org>]

------- Additional Comments From cvs-commit at gcc dot gnu dot org  2003-11-16 23:01 -------
Subject: Bug 12770

CVSROOT:	/cvs/gcc
Module name:	gcc
Branch: 	tree-ssa-20020619-branch
Changes by:	rth@gcc.gnu.org	2003-11-16 23:01:00

Modified files:
	gcc            : ChangeLog.tree-ssa gimple-low.c tree-dump.c 
	                 tree-eh.c tree-flow.h tree-optimize.c tree.h 
Added files:
	gcc/testsuite/g++.dg/eh: goto1.C 

Log message:
	PR c++/12770
	* gimple-low.c (lower_stmt_body): Take a tree, not a tree*.
	(lower_stmt): Handle EH nodes.
	(lower_bind_expr): Remove fixme.
	(block_may_fallthru): Move from tree-eh.c.  Handle COND_EXPR,
	BIND_EXPR, and TRY_FINALLY_EXPR.
	(lower_cond_expr): Use it.
	* tree-eh.c (collect_finally_tree): Ignore COND_EXPR and BIND_EXPR.
	(replace_goto_queue_cond_clause): New.
	(replace_goto_queue_1): Use it.  Split out statement_list handling.
	(replace_goto_queue_stmt_list): New.
	(-block_may_fallthru): Move to gimple-low.c.
	(lower_eh_constructs_1): Ignore BIND_EXPR.
	* tree-flow.h (block_may_fallthru): Declare.
	
	* tree-dump.c (dump_files): Exchange .eh and .lower passes.
	* tree-optimize.c (tree_rest_of_compilation): Likewise.
	* tree.h (enum tree_dump_index): Likewise.

Patches:
http://gcc.gnu.org/cgi-bin/cvsweb.cgi/gcc/gcc/ChangeLog.tree-ssa.diff?cvsroot=gcc&only_with_tag=tree-ssa-20020619-branch&r1=1.1.2.873&r2=1.1.2.874
http://gcc.gnu.org/cgi-bin/cvsweb.cgi/gcc/gcc/gimple-low.c.diff?cvsroot=gcc&only_with_tag=tree-ssa-20020619-branch&r1=1.1.4.12&r2=1.1.4.13
http://gcc.gnu.org/cgi-bin/cvsweb.cgi/gcc/gcc/tree-dump.c.diff?cvsroot=gcc&only_with_tag=tree-ssa-20020619-branch&r1=1.6.2.49&r2=1.6.2.50
http://gcc.gnu.org/cgi-bin/cvsweb.cgi/gcc/gcc/tree-eh.c.diff?cvsroot=gcc&only_with_tag=tree-ssa-20020619-branch&r1=1.1.2.15&r2=1.1.2.16
http://gcc.gnu.org/cgi-bin/cvsweb.cgi/gcc/gcc/tree-flow.h.diff?cvsroot=gcc&only_with_tag=tree-ssa-20020619-branch&r1=1.1.4.151&r2=1.1.4.152
http://gcc.gnu.org/cgi-bin/cvsweb.cgi/gcc/gcc/tree-optimize.c.diff?cvsroot=gcc&only_with_tag=tree-ssa-20020619-branch&r1=1.1.4.71&r2=1.1.4.72
http://gcc.gnu.org/cgi-bin/cvsweb.cgi/gcc/gcc/tree.h.diff?cvsroot=gcc&only_with_tag=tree-ssa-20020619-branch&r1=1.342.2.126&r2=1.342.2.127
http://gcc.gnu.org/cgi-bin/cvsweb.cgi/gcc/gcc/testsuite/g++.dg/eh/goto1.C.diff?cvsroot=gcc&only_with_tag=tree-ssa-20020619-branch&r1=NONE&r2=1.1.2.1



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http://gcc.gnu.org/bugzilla/show_bug.cgi?id=12770