diff options
Diffstat (limited to 'gcc/cfgcleanup.c')
| -rw-r--r-- | gcc/cfgcleanup.c | 10 |
1 files changed, 6 insertions, 4 deletions
diff --git a/gcc/cfgcleanup.c b/gcc/cfgcleanup.c index f7bf1eb..7f7a07b 100644 --- a/gcc/cfgcleanup.c +++ b/gcc/cfgcleanup.c @@ -279,7 +279,7 @@ thread_jump (int mode, edge e, basic_block b) rtx set1, set2, cond1, cond2, insn; enum rtx_code code1, code2, reversed_code2; bool reverse1 = false; - int i; + unsigned i; regset nonequal; bool failed = false; reg_set_iterator rsi; @@ -348,7 +348,8 @@ thread_jump (int mode, edge e, basic_block b) cselib_init (false); /* First process all values computed in the source basic block. */ - for (insn = NEXT_INSN (BB_HEAD (e->src)); insn != NEXT_INSN (BB_END (e->src)); + for (insn = NEXT_INSN (BB_HEAD (e->src)); + insn != NEXT_INSN (BB_END (e->src)); insn = NEXT_INSN (insn)) if (INSN_P (insn)) cselib_process_insn (insn); @@ -360,7 +361,8 @@ thread_jump (int mode, edge e, basic_block b) processing as if it were same basic block. Our goal is to prove that whole block is an NOOP. */ - for (insn = NEXT_INSN (BB_HEAD (b)); insn != NEXT_INSN (BB_END (b)) && !failed; + for (insn = NEXT_INSN (BB_HEAD (b)); + insn != NEXT_INSN (BB_END (b)) && !failed; insn = NEXT_INSN (insn)) { if (INSN_P (insn)) @@ -369,7 +371,7 @@ thread_jump (int mode, edge e, basic_block b) if (GET_CODE (pat) == PARALLEL) { - for (i = 0; i < XVECLEN (pat, 0); i++) + for (i = 0; i < (unsigned)XVECLEN (pat, 0); i++) failed |= mark_effect (XVECEXP (pat, 0, i), nonequal); } else |