diff options
Diffstat (limited to 'src/stdlib/ldiv.c')
| -rw-r--r-- | src/stdlib/ldiv.c | 6 |
1 files changed, 6 insertions, 0 deletions
diff --git a/src/stdlib/ldiv.c b/src/stdlib/ldiv.c index dc236d10..0b7f0167 100644 --- a/src/stdlib/ldiv.c +++ b/src/stdlib/ldiv.c @@ -1,3 +1,4 @@ +#include <limits.h> #include <stdlib.h> #include "_stdlib.h" @@ -8,12 +9,17 @@ ldiv_t ldiv(long int numer, long int denom) ldiv_t d; SIGNAL_SAFE(0); + if ((denom == 0) || (numer == LONG_MIN && denom == -1)) { + UNDEFINED("In call to ldiv(): The result of %ld / %ld is not representable as a long int", numer, denom); + } d.quot = numer / denom; d.rem = numer % denom; return d; } +CHECK_2(ldiv_t, {0}, ldiv, long int, long int) + /*** computes both the quotient and remainder of ARGUMENT(numer) divided by ARGUMENT(denom). |