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-rw-r--r--math/s_clogl.c6
1 files changed, 5 insertions, 1 deletions
diff --git a/math/s_clogl.c b/math/s_clogl.c
index bdf82c1..1b4a304 100644
--- a/math/s_clogl.c
+++ b/math/s_clogl.c
@@ -74,7 +74,11 @@ __clogl (__complex__ long double x)
{
long double absy2 = absy * absy;
if (absy2 <= LDBL_MIN * 2.0L)
- __real__ result = absy2 / 2.0L - absy2 * absy2 / 4.0L;
+ {
+ long double force_underflow = absy2 * absy2;
+ __real__ result = absy2 / 2.0L;
+ math_force_eval (force_underflow);
+ }
else
__real__ result = __log1pl (absy2) / 2.0L;
}