From 54d7e2c378a53f09bcac1757b57525a49732e4af Mon Sep 17 00:00:00 2001
From: Yonghao Fang <yonghao.fyh@alibaba-inc.com>
Date: Fri, 6 Nov 2026 20:19:03 +0800
Subject: [PATCH] fix(test): avoid GCC 13.3 ICE in floating-point comparator
 (#530)

(cherry picked from commit df6f7c0777c7283052eac2671e1c8e6a96b3fac8)
---
 src/paimon/common/utils/fields_comparator_test.cpp | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/src/paimon/common/utils/fields_comparator_test.cpp b/src/paimon/common/utils/fields_comparator_test.cpp
index 111de404c..4373c1a76 100644
--- a/src/paimon/common/utils/fields_comparator_test.cpp
+++ b/src/paimon/common/utils/fields_comparator_test.cpp
@@ -116,7 +116,9 @@ class FieldsComparatorTest : public ::testing::Test {
             }
         }
 
-        BinaryRow negative_nan_row = BinaryRowGenerator::GenerateRow({-nan}, pool.get());
+        // Work around a GCC 13.3 ICE when a negated constant initializes a variant.
+        const T negative_nan = -nan;
+        BinaryRow negative_nan_row = BinaryRowGenerator::GenerateRow({negative_nan}, pool.get());
         ASSERT_EQ(0, ascending_comparator->CompareTo(rows.back(), negative_nan_row));
         ASSERT_EQ(0, ascending_comparator->CompareTo(negative_nan_row, rows.back()));
     }