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Don't push on the stack 200KB in one go

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This could be a limit on some platforms (as it seems
to be in Native Client). Patch from a SF fork on github:

47374afd6f

No functional change.
This commit is contained in:
Marco Costalba 2012-09-30 11:32:42 +02:00
parent ed0fb0b05f
commit faaa1f1116
1 changed files with 3 additions and 1 deletions
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4
src/bitbase.cpp
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@ -71,7 +71,7 @@ uint32_t Bitbases::probe_kpk(Square wksq, Square wpsq, Square bksq, Color stm) {
void Bitbases::init_kpk() { void Bitbases::init_kpk() {
Result db[IndexMax]; Result* db = new Result[IndexMax]; // Avoid to hit stack limit on some platforms
KPKPosition pos; KPKPosition pos;
int idx, bit, repeat = 1; int idx, bit, repeat = 1;
@ -90,6 +90,8 @@ void Bitbases::init_kpk() {
for (bit = 0; bit < 32; bit++) for (bit = 0; bit < 32; bit++)
if (db[32 * idx + bit] == WIN) if (db[32 * idx + bit] == WIN)
KPKBitbase[idx] |= 1 << bit; KPKBitbase[idx] |= 1 << bit;
delete [] db;
} }