Cygwin: math: Fix cosh(-INFINITY) to return +INFINITY

Signed-off-by: Martin Storsjö <martin@martin.st>
2019-07-30 23:51:09 +03:00 · 2019-07-30 23:51:09 +03:00 · a1c0608a88
parent a262d9a6a3
commit a1c0608a88
1 changed files with 1 additions and 1 deletions
--- a/winsup/cygwin/math/coshl.c
+++ b/winsup/cygwin/math/coshl.c
@ -21,7 +21,7 @@ long double coshl(long double x)
  else if (x_class == FP_INFINITE)
    {
       errno = ERANGE;
-       return x;
+       return INFINITY;
    }
  x = fabsl (x);
  if (x > (MAXLOGL + LOGE2L))