diff options
Diffstat (limited to 'ext')
| -rw-r--r-- | ext/bigdecimal/bigdecimal.c | 21 |
1 files changed, 14 insertions, 7 deletions
diff --git a/ext/bigdecimal/bigdecimal.c b/ext/bigdecimal/bigdecimal.c index 38772f68f6..5a532e14e0 100644 --- a/ext/bigdecimal/bigdecimal.c +++ b/ext/bigdecimal/bigdecimal.c @@ -4009,13 +4009,14 @@ VpCtoV(Real *a, const char *int_chr, U_LONG ni, const char *frac, U_LONG nf, con U_LONG i, j, ind_a, ma, mi, me; U_LONG loc; S_INT e,es, eb, ef; - S_INT sign, signe; + S_INT sign, signe, exponent_overflow; /* get exponent part */ e = 0; ma = a->MaxPrec; mi = ni; me = ne; signe = 1; + exponent_overflow = 0; memset(a->frac, 0, ma * sizeof(U_LONG)); if(ne > 0) { i = 0; @@ -4031,12 +4032,8 @@ VpCtoV(Real *a, const char *int_chr, U_LONG ni, const char *frac, U_LONG nf, con es = e*((S_INT)BASE_FIG); e = e * 10 + exp_chr[i] - '0'; if(es>e*((S_INT)BASE_FIG)) { - VpException(VP_EXCEPTION_INFINITY,"exponent overflow",0); - sign = 1; - if(int_chr[0] == '-') sign = -1; - if(signe > 0) VpSetInf(a, sign); - else VpSetZero(a, sign); - return 1; + exponent_overflow = 1; + break; } ++i; } @@ -4078,6 +4075,16 @@ VpCtoV(Real *a, const char *int_chr, U_LONG ni, const char *frac, U_LONG nf, con eb = e / ((S_INT)BASE_FIG); + if(exponent_overflow) { + int zero = 1; + for( ; i < mi && zero; i++) zero = int_chr[i] == '0'; + for(i = 0; i < nf && zero; i++) zero = frac[i] == '0'; + if(!zero && signe > 0) VpSetInf(a, sign); + else VpSetZero(a, sign); + VpException(VP_EXCEPTION_INFINITY,"exponent overflow",0); + return 1; + } + ind_a = 0; while(i < mi) { a->frac[ind_a] = 0; |