diff options
Diffstat (limited to 'gcc/integrate.c')
| -rw-r--r-- | gcc/integrate.c | 17 |
1 files changed, 9 insertions, 8 deletions
diff --git a/gcc/integrate.c b/gcc/integrate.c index bcb65e826a3..a642dcc1e08 100644 --- a/gcc/integrate.c +++ b/gcc/integrate.c @@ -427,6 +427,13 @@ save_for_inline (fndecl) argvec = initialize_for_inline (fndecl); + /* Delete basic block notes created by early run of find_basic_block. + The notes would be later used by find_basic_blocks to reuse the memory + for basic_block structures on already freed obstack. */ + for (insn = get_insns (); insn ; insn = NEXT_INSN (insn)) + if (GET_CODE (insn) == NOTE && NOTE_LINE_NUMBER (insn) == NOTE_INSN_BASIC_BLOCK) + delete_insn (insn); + /* If there are insns that copy parms from the stack into pseudo registers, those insns are not copied. `expand_inline_function' must emit the correct code to handle such things. */ @@ -1552,17 +1559,11 @@ copy_insn_list (insns, map, static_chain_value) discarded because it is important to have only one of each in the current function. - NOTE_INSN_DELETED notes aren't useful. - - NOTE_INSN_BASIC_BLOCK is discarded because the saved bb - pointer (which will soon be dangling) confuses flow's - attempts to preserve bb structures during the compilation - of a function. */ + NOTE_INSN_DELETED notes aren't useful. */ if (NOTE_LINE_NUMBER (insn) != NOTE_INSN_FUNCTION_END && NOTE_LINE_NUMBER (insn) != NOTE_INSN_FUNCTION_BEG - && NOTE_LINE_NUMBER (insn) != NOTE_INSN_DELETED - && NOTE_LINE_NUMBER (insn) != NOTE_INSN_BASIC_BLOCK) + && NOTE_LINE_NUMBER (insn) != NOTE_INSN_DELETED) { copy = emit_note (NOTE_SOURCE_FILE (insn), NOTE_LINE_NUMBER (insn)); |