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Fix limit check in narrow_conv_backprop().

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Thanks to Sergey Kaplun. #1262
This commit is contained in:
Mike Pall 2024-08-24 17:11:45 +02:00
parent 9bb6b35f7f
commit e45fd4cb71
1 changed files with 2 additions and 1 deletions
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3
src/lj_opt_narrow.c
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@ -341,7 +341,8 @@ static int narrow_conv_backprop(NarrowConv *nc, IRRef ref, int depth)
NarrowIns *savesp = nc->sp; NarrowIns *savesp = nc->sp;
int count = narrow_conv_backprop(nc, ir->op1, depth); int count = narrow_conv_backprop(nc, ir->op1, depth);
count += narrow_conv_backprop(nc, ir->op2, depth); count += narrow_conv_backprop(nc, ir->op2, depth);
if (count <= 1) { /* Limit total number of conversions. */ /* Limit total number of conversions. */
if (count <= 1 && nc->sp < nc->maxsp) {
*nc->sp++ = NARROWINS(IRT(ir->o, nc->t), ref); *nc->sp++ = NARROWINS(IRT(ir->o, nc->t), ref);
return count; return count;
} }