From a53ff4c19b10f7e985c30814a913a11de1e553e6 Mon Sep 17 00:00:00 2001 From: nathan Date: Thu, 21 Apr 2005 15:47:33 +0000 Subject: * alias.c (true_dependence): Remove 'abort' from comments. Use gcc_assert and gcc_unreachable as appropriate. (canon_true_dependence): Likewise. * bb-reorder.c (connect_traces): Likewise. * c-common.c (c_add_case_label): Likewise. * c-decl.c (finish_function): Likewise. * caller-save.c (insert_restore, insert_save): Likewise. * cfg.c (update_bb_profile_for_threading): Likewise. * cfganal.c (flow_active_insn_p): Likewise. * cfgexpand.c (add_reg_br_prob_note): Likewise. * cfgrtl.c (rtl_redirect_edge_and_branch_force, rtl_split_edge, cfg_layout_merge_blocks): Likewise. * ifcvt.c (cond_exec_process_insns, merge_if_block, find_if_block): Likewise. * integrate.c (allocate_initial_values): Likewise. * jump.c (reverse_condition, reverse_condition_maybe_unordered, swap_condition, unsigned_condition, signed_condition, mark_jump_label, invert_jump_1, rtx_renumbered_equal_p, reg_or_subregno): Likewise. * lambda-code.c (lambda_compute_auxillary_space, lambda_transform_legal_p): Likewise. * lambda-mat.c (lambda_matrix_inverse_hard): Likewise. * langhooks.c (lhd_set_decl_assembler_name, lhd_type_promotes_to, lhd_incomplete_type_error, lhd_expand_expr, lhd_types_compatible_p, lhd_tree_size): Likewise. * lcm.c (create_pre_exit, optimize_mode_switching): Likewise. * local-alloc.c (update_equiv_regs): Likewise. * loop-unroll.c (peel_loop_completely unroll_loop_constant_iterations, unroll_loop_runtime_iterations, peel_loop_simple, unroll_loop_stupid, analyze_iv_to_split_insn): Likewise. * loop.c (gen_prefetch, find_and_verify_loops, basic_induction_var): Likewise. * modulo-sched.c (normalize_sched_times, check_nodes_order): Likewise. * value-prof.c (tree_find_values_to_profile): Likewise. * varasm.c (named_section, default_assemble_integer, decode_addr_const): Likewise. git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@98508 138bc75d-0d04-0410-961f-82ee72b054a4 --- gcc/cfgrtl.c | 7 ++++--- 1 file changed, 4 insertions(+), 3 deletions(-) (limited to 'gcc/cfgrtl.c') diff --git a/gcc/cfgrtl.c b/gcc/cfgrtl.c index f14e44e05a1..c1bbb1a52aa 100644 --- a/gcc/cfgrtl.c +++ b/gcc/cfgrtl.c @@ -1165,7 +1165,7 @@ force_nonfallthru (edge e) /* Redirect edge even at the expense of creating new jump insn or basic block. Return new basic block if created, NULL otherwise. - Abort if conversion is impossible. */ + Conversion must be possible. */ static basic_block rtl_redirect_edge_and_branch_force (edge e, basic_block target) @@ -1277,7 +1277,7 @@ rtl_move_block_after (basic_block bb ATTRIBUTE_UNUSED, } /* Split a (typically critical) edge. Return the new block. - Abort on abnormal edges. + The edge must not be abnormal. ??? The code generally expects to be called on critical edges. The case of a block ending in an unconditional jump to a @@ -2695,7 +2695,8 @@ cfg_layout_can_merge_blocks_p (basic_block a, basic_block b) ? simplejump_p (BB_END (a)) : onlyjump_p (BB_END (a))))); } -/* Merge block A and B, abort when it is not possible. */ +/* Merge block A and B. The blocks must be mergeable. */ + static void cfg_layout_merge_blocks (basic_block a, basic_block b) { -- cgit v1.2.3