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new e56ec1e183 [GLUTEN-8408][CH]fix compile failed for ARM (#8413)
e56ec1e183 is described below
commit e56ec1e1832f19c3add185c9e2cf1ecfd2789d03
Author: loudongfeng <[email protected]>
AuthorDate: Tue Jan 7 10:41:51 2025 +0800
[GLUTEN-8408][CH]fix compile failed for ARM (#8413)
---
.../local-engine/Functions/SparkFunctionDecimalBinaryOperator.h | 8 ++++++++
1 file changed, 8 insertions(+)
diff --git a/cpp-ch/local-engine/Functions/SparkFunctionDecimalBinaryOperator.h
b/cpp-ch/local-engine/Functions/SparkFunctionDecimalBinaryOperator.h
index 7cebd58941..73feccf2dd 100644
--- a/cpp-ch/local-engine/Functions/SparkFunctionDecimalBinaryOperator.h
+++ b/cpp-ch/local-engine/Functions/SparkFunctionDecimalBinaryOperator.h
@@ -23,8 +23,16 @@
using BitInt128 = signed _BitInt(128);
using BitUInt128 = unsigned _BitInt(128);
+#if defined(__x86_64__)
using BitInt256 = signed _BitInt(256);
using BitUInt256 = unsigned _BitInt(256);
+#else
+// up to version 18, clang supports large _Bitint sizes on x86 and x86-64;
+// but on arm and aarch64, they are currently only supported up to 128 bits.
+//
https://stackoverflow.com/questions/78614816/why-am-i-getting-a-256-bit-arithmetic-error-unsigined-bitint-of-bit-sizes-gre
+ using BitInt256 = Int256;
+ using BitUInt256 = UInt256;
+#endif
namespace local_engine
{
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