Update to HEXL v1.2.1

Author: fboemer

CMakeLists.txt

@@ -223,7 +223,7 @@ if(SEAL_USE_INTEL_HEXL)
         message(STATUS "Intel HEXL: download ...")
         seal_fetch_thirdparty_content(ExternalIntelHEXL)
     else()
-        find_package(HEXL 1.2.0)
+        find_package(HEXL 1.2.1)
         if (NOT TARGET HEXL::hexl)
             message(FATAL_ERROR "Intel HEXL: not found")
         endif()

README.md

@@ -116,7 +116,7 @@ The optional dependencies and their tested versions (other versions may work as
 
 | Optional dependency                                    | Tested version | Use                                              |
 | ------------------------------------------------------ | -------------- | ------------------------------------------------ |
-| [Intel HEXL](https://github.com/intel/hexl)            | 1.2.0          | Acceleration of low-level kernels                |
+| [Intel HEXL](https://github.com/intel/hexl)            | 1.2.1          | Acceleration of low-level kernels                |
 | [Microsoft GSL](https://github.com/microsoft/GSL)      | 3.1.0          | API extensions                                   |
 | [ZLIB](https://github.com/madler/zlib)                 | 1.2.11         | Compressed serialization                         |
 | [Zstandard](https://github.com/facebook/zstd)          | 1.4.5          | Compressed serialization (much faster than ZLIB) |

cmake/ExternalIntelHEXL.cmake

@@ -5,7 +5,7 @@ FetchContent_Declare(
     hexl
     PREFIX hexl
     GIT_REPOSITORY https://github.com/intel/hexl
-    GIT_TAG 25fd8a9 # 1.2.0
+    GIT_TAG df6c26f # 1.2.1
 )
 FetchContent_GetProperties(hexl)