From 056fbe5eb3ad9e92000c8d4e8c903fd4721a1e3f Mon Sep 17 00:00:00 2001
From: Jinqing Kuang <kuangjinqingcn@gmail.com>
Date: Tue, 15 Oct 2024 15:30:04 +0800
Subject: [PATCH] fix(query)[TD-30667]. Fix compilation with AVX instructions
 on older GCC versions

---
 include/util/tcompression.h   | 2 +-
 source/util/src/tdecompress.c | 4 ++--
 2 files changed, 3 insertions(+), 3 deletions(-)

diff --git a/include/util/tcompression.h b/include/util/tcompression.h
index d32d20b727..1f09b750cb 100644
--- a/include/util/tcompression.h
+++ b/include/util/tcompression.h
@@ -156,9 +156,9 @@ int32_t getWordLength(char type);
 int32_t tsDecompressIntImpl_Hw(const char *const input, const int32_t nelements, char *const output, const char type);
 int32_t tsDecompressFloatImpAvx2(const char *input, int32_t nelements, char *output);
 int32_t tsDecompressDoubleImpAvx2(const char *input, int32_t nelements, char *output);
-void    tsDecompressTimestampAvx2(const char *input, int32_t nelements, char *output, bool bigEndian);
 #endif
 #ifdef __AVX512VL__
+void tsDecompressTimestampAvx2(const char *input, int32_t nelements, char *output, bool bigEndian);
 void tsDecompressTimestampAvx512(const char *const input, const int32_t nelements, char *const output, bool bigEndian);
 #endif
 
diff --git a/source/util/src/tdecompress.c b/source/util/src/tdecompress.c
index 60a1f1c938..81223d7311 100644
--- a/source/util/src/tdecompress.c
+++ b/source/util/src/tdecompress.c
@@ -449,7 +449,9 @@ int32_t tsDecompressDoubleImpAvx2(const char *input, const int32_t nelements, ch
   }
   return (int32_t)(out - output);
 }
+#endif
 
+#if __AVX512VL__
 // decode two timestamps in one loop.
 void tsDecompressTimestampAvx2(const char *const input, const int32_t nelements, char *const output, bool bigEndian) {
   int64_t *ostream = (int64_t *)output;
@@ -588,9 +590,7 @@ void tsDecompressTimestampAvx2(const char *const input, const int32_t nelements,
   }
   return;
 }
-#endif
 
-#if __AVX512VL__
 void tsDecompressTimestampAvx512(const char *const input, const int32_t nelements, char *const output,
                                  bool UNUSED_PARAM(bigEndian)) {
   int64_t *ostream = (int64_t *)output;