* tree-ssa-loop-im.c (determine_invariantness_stmt): Attempt to

	transform only GIMPLE_MODIFY_STMTs.
	* tree-complex.c (expand_complex_operations_1): Ditto.
	(expand_complex_div_wide): Do not create gotos in COND_EXPR branches.
	* tree-ssa-loop-manip.c (build_if_stmt): Removed.
	(tree_transform_and_unroll_loop): Do not create gotos in COND_EXPR
	branches.
	* value-prof.c (tree_divmod_fixed_value, tree_mod_pow2,
	tree_mod_subtract, tree_ic, tree_stringop_fixed_value): Ditto.
	* omp-low.c (expand_parallel_call, expand_omp_for_generic,
	expand_omp_for_static_chunk, expand_omp_for_static_nochunk): Ditto.
	* tree-vectorizer.c (slpeel_make_loop_iterate_ntimes,
	slpeel_add_loop_guard): Ditto.
	* tree-mudflap.c (mf_build_check_statement_for): Ditto.
	* lambda-code.c (perfect_nestify): Ditto.
	* tree-iterator.c (tsi_split_statement_list_before): Fix splitting
	before the first statement.
	* tree-optimize.c (execute_free_datastructures): Fix comments.
	(execute_free_cfg_annotations): Do not call disband_implicit_edges.
	* tree-flow.h (disband_implicit_edges): Declaration removed.
	* tree-cfg.c (make_cond_expr_edges): Remove gotos from COND_EXPR
	branches.
	(cleanup_dead_labels, tree_redirect_edge_and_branch): Handle COND_EXPRs
	without gotos.
	(disband_implicit_edges, has_label_p): Removed.
	(tree_verify_flow_info): Verify that COND_EXPR branches are empty.
	(tree_lv_add_condition_to_bb): Do not create gotos in COND_EXPR
	branches.
	* tree.c (build3_stat): Mark COND_EXPRs used as statements as having
	side effects.
	* tree-pretty-print.c (dump_implicit_edges): Dump implicit edges
	also for COND_EXPRs.
	* cfgexpand.c (label_rtx_for_bb): New function.
	(expand_gimple_cond_expr): Do not expect gotos in COND_EXPR branches.
	Use label_rtx_for_bb to find the labels.
	(expand_gimple_basic_block): Remove RETURN_EXPR at the end of the
	last block.  Detect fallthru edges.



git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@124214 138bc75d-0d04-0410-961f-82ee72b054a4

1 files changed, 23 insertions, 0 deletions

diff --git a/gcc/tree-pretty-print.c b/gcc/tree-pretty-print.c
index 32f8ac00d37..09d203fa29b 100644
--- a/gcc/tree-pretty-print.c
+++ b/gcc/tree-pretty-print.c
@@ -2958,6 +2958,29 @@ dump_implicit_edges (pretty_printer *buffer, basic_block bb, int indent,
 {
   edge e;
   edge_iterator ei;
+  tree stmt;
+
+  stmt = last_stmt (bb);
+  if (stmt && TREE_CODE (stmt) == COND_EXPR)
+    {
+      edge true_edge, false_edge;
+
+      /* When we are emitting the code or changing CFG, it is possible that
+	 the edges are not yet created.  When we are using debug_bb in such
+	 a situation, we do not want it to crash.  */
+      if (EDGE_COUNT (bb->succs) != 2)
+	return;
+      extract_true_false_edges_from_block (bb, &true_edge, &false_edge);
+
+      INDENT (indent + 2);
+      pp_cfg_jump (buffer, true_edge->dest);
+      newline_and_indent (buffer, indent);
+      pp_string (buffer, "else");
+      newline_and_indent (buffer, indent + 2);
+      pp_cfg_jump (buffer, false_edge->dest);
+      pp_newline (buffer);
+      return;
+    }
 
   /* If there is a fallthru edge, we may need to add an artificial goto to the
      dump.  */