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Don't compile IR_RETF after CALLT to ff with-side effects.

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Mike Pall 2015-01-17 14:50:41 +01:00
parent b876d6dada
commit 7f013005f6
1 changed files with 2 additions and 0 deletions
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2
src/lj_record.c
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@ -745,6 +745,8 @@ void lj_record_ret(jit_State *J, BCReg rbase, ptrdiff_t gotresults)
} else if (J->parent == 0 && !bc_isret(bc_op(J->cur.startins))) {
/* Return to lower frame would leave the loop in a root trace. */
lj_trace_err(J, LJ_TRERR_LLEAVE);
} else if (J->needsnap) { /* Tailcalled to ff with side-effects. */
lj_trace_err(J, LJ_TRERR_NYIRETL); /* No way to insert snapshot here. */
} else { /* Return to lower frame. Guard for the target we return to. */
TRef trpt = lj_ir_kgc(J, obj2gco(pt), IRT_PROTO);
TRef trpc = lj_ir_kptr(J, (void *)frame_pc(frame));