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Fix FOLD rule for string.sub(s, ...) == k.

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Mike Pall 2014-05-20 11:41:32 +02:00
parent fe288e7b83
commit e15765186c
1 changed files with 2 additions and 1 deletions
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3
src/lj_opt_fold.c
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@ -1826,7 +1826,8 @@ LJFOLDF(merge_eqne_snew_kgc)
if (len <= FOLD_SNEW_MAX_LEN) {
IROp op = (IROp)fins->o;
IRRef strref = fleft->op1;
lua_assert(IR(strref)->o == IR_STRREF);
if (IR(strref)->o != IR_STRREF)
return NEXTFOLD;
if (op == IR_EQ) {
emitir(IRTGI(IR_EQ), fleft->op2, lj_ir_kint(J, len));
/* Caveat: fins/fleft/fright is no longer valid after emitir. */