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-rw-r--r--math/s_cexp.c12
1 files changed, 12 insertions, 0 deletions
diff --git a/math/s_cexp.c b/math/s_cexp.c
index 36157ff61b..655e4e8dee 100644
--- a/math/s_cexp.c
+++ b/math/s_cexp.c
@@ -74,6 +74,18 @@ __cexp (__complex__ double x)
__real__ retval = exp_val * cosix;
__imag__ retval = exp_val * sinix;
}
+ if (fabs (__real__ retval) < DBL_MIN)
+ {
+ volatile double force_underflow
+ = __real__ retval * __real__ retval;
+ (void) force_underflow;
+ }
+ if (fabs (__imag__ retval) < DBL_MIN)
+ {
+ volatile double force_underflow
+ = __imag__ retval * __imag__ retval;
+ (void) force_underflow;
+ }
}
else
{