Hi, I have checked in the following fix.
Index: config/pa/pa.c =================================================================== --- config/pa/pa.c (revision 249854) +++ config/pa/pa.c (working copy) @@ -10723,7 +10723,8 @@ pa_expand_compare_and_swap_loop (rtx mem /* Mark this jump predicted not taken. */ emit_cmp_and_jump_insns (success, const0_rtx, EQ, const0_rtx, - GET_MODE (success), 1, label, 0); + GET_MODE (success), 1, label, + profile_probability::guessed_never ()); return true; }