diff options
Diffstat (limited to 'gcc/flow.c')
| -rw-r--r-- | gcc/flow.c | 17 |
1 files changed, 0 insertions, 17 deletions
diff --git a/gcc/flow.c b/gcc/flow.c index 3fecc85713e..51af041506e 100644 --- a/gcc/flow.c +++ b/gcc/flow.c @@ -1358,23 +1358,6 @@ life_analysis_1 (f, nregs) if (reload_completed) bcopy (regs_ever_live, save_regs_ever_live, (sizeof (regs_ever_live))); - /* Also remove all CLOBBER insns after reload. They can cause us to think - a value is dead when it really is not dead. */ - if (reload_completed) - { - rtx insn; - - for (insn = f; insn; insn = NEXT_INSN (insn)) - { - if (GET_CODE (insn) == INSN - && GET_CODE (PATTERN (insn)) == CLOBBER) - { - PUT_CODE (insn, NOTE); - NOTE_LINE_NUMBER (insn) = NOTE_INSN_DELETED; - NOTE_SOURCE_FILE (insn) = 0; - } - } - } bzero (regs_ever_live, sizeof regs_ever_live); /* Allocate and zero out many data structures |
