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moved runtime assert for radius T to compile time

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This commit is contained in:
Ahmet Inan 2020-06-11 08:26:15 +02:00
commit 8c2e824b4e
1 changed files with 1 additions and 1 deletions
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2
short_bch_code_decoder.hh
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@ -18,6 +18,7 @@ class ShortBCHCodeDecoder
short par[W];
static_assert(N < 8 * sizeof(err[0]), "codeword type not wide enough");
static_assert(P < 8 * sizeof(par[0]), "parity type not wide enough");
static_assert(T > 0 && T <= 4, "unsupported radius T");
static int modgen(int inp, int gen)
{
for (int i = K-1; i >= 0; --i) {
@ -40,7 +41,6 @@ public:
for (int i = 0; i < W; ++i)
par[i] = modgen(i << P, generator);
err[0] = 0;
assert(T > 0 && T <= 4);
for (int a = 1<<(N-1); T >= 1 && a; a >>= 1) {
err[modgen(a, generator)] = a;
for (int b = a >> 1; T >= 2 && b; b >>= 1) {