except.c (convert_from_eh_region_ranges_1): Never mark USE or CLOBBER insns as throwing.

* except.c (convert_from_eh_region_ranges_1): Never mark
        USE or CLOBBER insns as throwing.

From-SVN: r44666
This commit is contained in:
Richard Henderson 2001-08-06 10:14:39 -07:00
parent a4d3961ad6
commit d7730f7a39
1 changed files with 2 additions and 0 deletions

View File

@ -1240,6 +1240,8 @@ convert_from_eh_region_ranges_1 (pinsns, orig_sp, cur)
/* If we wanted exceptions for non-call insns, then
any may_trap_p instruction could throw. */
|| (flag_non_call_exceptions
&& GET_CODE (PATTERN (insn)) != CLOBBER
&& GET_CODE (PATTERN (insn)) != USE
&& may_trap_p (PATTERN (insn)))))
{
REG_NOTES (insn) = alloc_EXPR_LIST (REG_EH_REGION, GEN_INT (cur),