diff options
Diffstat (limited to 'gcc/local-alloc.c')
| -rw-r--r-- | gcc/local-alloc.c | 5 |
1 files changed, 5 insertions, 0 deletions
diff --git a/gcc/local-alloc.c b/gcc/local-alloc.c index a01b99a..64db8c4 100644 --- a/gcc/local-alloc.c +++ b/gcc/local-alloc.c @@ -1010,6 +1010,11 @@ update_equiv_regs (void) if (! INSN_P (insn)) continue; + /* Don't substitute into a non-local goto, this confuses CFG. */ + if (JUMP_P (insn) + && find_reg_note (insn, REG_NON_LOCAL_GOTO, NULL_RTX)) + continue; + for (link = REG_NOTES (insn); link; link = XEXP (link, 1)) { if (REG_NOTE_KIND (link) == REG_DEAD |