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fixed compilation error when using clang as reported by michael-grunder

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This commit is contained in:
Otmar Ertl 2018-03-14 21:00:06 +01:00
parent 97bde9f623
commit 15d7e61701
1 changed files with 2 additions and 2 deletions
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4
src/hyperloglog.c
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@ -386,6 +386,7 @@ static char *invalid_hll_err = "-INVALIDOBJ Corrupted HLL object detected\r\n";
*(p) = (_l>>8) | HLL_SPARSE_XZERO_BIT; \ *(p) = (_l>>8) | HLL_SPARSE_XZERO_BIT; \
*((p)+1) = (_l&0xff); \ *((p)+1) = (_l&0xff); \
} while(0) } while(0)
#define HLL_ALPHA_INF 0.721347520444481703680 /* constant for 0.5/ln(2) */
/* ========================= HyperLogLog algorithm ========================= */ /* ========================= HyperLogLog algorithm ========================= */
@ -1012,7 +1013,6 @@ uint64_t hllCount(struct hllhdr *hdr, int *invalid) {
double m = HLL_REGISTERS; double m = HLL_REGISTERS;
double E; double E;
int j; int j;
static double alphaInf = 0.5 / log(2.);
int regHisto[HLL_Q+2] = {0}; int regHisto[HLL_Q+2] = {0};
/* Compute register histogram */ /* Compute register histogram */
@ -1036,7 +1036,7 @@ uint64_t hllCount(struct hllhdr *hdr, int *invalid) {
z *= 0.5; z *= 0.5;
} }
z += m * hllSigma(regHisto[0]/(double)m); z += m * hllSigma(regHisto[0]/(double)m);
E = llroundl(alphaInf*m*m/z); E = llroundl(HLL_ALPHA_INF*m*m/z);
return (uint64_t) E; return (uint64_t) E;
} }