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-rw-r--r--src/backend/utils/adt/float.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/src/backend/utils/adt/float.c b/src/backend/utils/adt/float.c
index b7389cdad0..771665b028 100644
--- a/src/backend/utils/adt/float.c
+++ b/src/backend/utils/adt/float.c
@@ -2761,7 +2761,7 @@ float8_collect(PG_FUNCTION_ARGS)
N += transvalues[0];
sumX += transvalues[1];
CHECKFLOATVAL(sumX, isinf(collectvalues[1]) || isinf(transvalues[1]), true);
- sumX2 += transvalues[2] * transvalues[2];
+ sumX2 += transvalues[2];
CHECKFLOATVAL(sumX2, isinf(collectvalues[2]) || isinf(transvalues[2]), true);
/*