Clean up some complex functions raising FE_INVALID.

[thirdparty/glibc.git] / math / s_csin_template.c

diff --git a/math/s_csin_template.c b/math/s_csin_template.c
index 59d887693ce24171747bad155fe470ed502b7ad7..2fe0b157cbc1c2d3cfcf5f1443898dca09ae8523 100644 (file)
--- a/math/s_csin_template.c
+++ b/math/s_csin_template.c
@@ -96,11 +96,8 @@ M_DECL_FUNC (__csin) (CFLOAT x)
          if (icls == FP_ZERO)
            {
              /* Imaginary part is 0.0.  */
-             __real__ retval = M_NAN;
+             __real__ retval = __real__ x - __real__ x;
              __imag__ retval = __imag__ x;
-
-             if (rcls == FP_INFINITE)
-               feraiseexcept (FE_INVALID);
            }
          else
            {
@@ -145,12 +142,8 @@ M_DECL_FUNC (__csin) (CFLOAT x)
        }
       else
        {
-         /* The addition raises the invalid exception.  */
-         __real__ retval = M_NAN;
+         __real__ retval = __real__ x - __real__ x;
          __imag__ retval = M_HUGE_VAL;
-
-         if (rcls == FP_INFINITE)
-           feraiseexcept (FE_INVALID);
        }
     }
   else