This improves the runtime dispatching. (#43)

* This improves the runtime dispatching.

* Upgrading VS

* Updating.

Author: lemire

.github/workflows/vs.yml

@@ -1,4 +1,4 @@
-name: VS16-CI
+name: VS17-CI
 
 on:
   push:
@@ -13,16 +13,16 @@ jobs:
     if: >-
       ! contains(toJSON(github.event.commits.*.message), '[skip ci]') &&
       ! contains(toJSON(github.event.commits.*.message), '[skip github]')
-    name: windows-vs16
+    name: windows-vs17
     runs-on: windows-latest
     strategy:
       fail-fast: false
       matrix:
         include:
-          - {gen: Visual Studio 16 2019, arch: Win32, static: ON}
-          - {gen: Visual Studio 16 2019, arch: Win32, static: OFF}
-          - {gen: Visual Studio 16 2019, arch: x64, static: ON}
-          - {gen: Visual Studio 16 2019, arch: x64, static: OFF}
+          - {gen: Visual Studio 17 2022, arch: Win32, static: ON}
+          - {gen: Visual Studio 17 2022, arch: Win32, static: OFF}
+          - {gen: Visual Studio 17 2022, arch: x64, static: ON}
+          - {gen: Visual Studio 17 2022, arch: x64, static: OFF}
     steps:
     - name: checkout
       uses: actions/checkout@v2

CMakeLists.txt

@@ -1,17 +1,30 @@
 cmake_minimum_required(VERSION 3.3)
 set(CMAKE_MACOSX_RPATH OFF)
-if (NOT CMAKE_BUILD_TYPE)
-                message(STATUS "No build type selected, default to Release")
-                set(CMAKE_BUILD_TYPE Release CACHE STRING "Choose the type of build." FORCE)
-endif()
-
 project(STREAMVBYTE VERSION "1.0.0")
 
 set(STREAMVBYTE_LIB_VERSION "1.0.0" CACHE STRING "streamvbyte library version")
 set(STREAMVBYTE_LIB_SOVERSION "1" CACHE STRING "streamvbyte library soversion")
 
 set(CMAKE_C_STANDARD 99)
 set(CMAKE_C_STANDARD_REQUIRED ON)
+option(STREAMVBYTE_SANITIZE "Sanitize addresses" OFF)
+if (NOT CMAKE_BUILD_TYPE)
+  message(STATUS "No build type selected")
+  if(STREAMVBYTE_SANITIZE)
+    message(STATUS "Default to Debug")
+    set(CMAKE_BUILD_TYPE Debug CACHE STRING "Choose the type of build." FORCE)
+  else()
+    message(STATUS "Default to Release")
+    set(CMAKE_BUILD_TYPE Release CACHE STRING "Choose the type of build." FORCE)
+  endif()
+endif()
+
+if(STREAMVBYTE_SANITIZE)
+  message(STATUS "Enabling memory sanitizer.")
+  add_compile_options(-fsanitize=address  -fno-omit-frame-pointer -fno-sanitize-recover=all)
+  add_compile_definitions(ASAN_OPTIONS=detect_leaks=1)
+endif()
+
 if (MSVC)
     add_definitions(
         "-D__restrict__=__restrict"
@@ -70,6 +83,7 @@ install(
   TARGETS streamvbyte streamvbyte_static
   DESTINATION lib)
 
+
 option(STREAMVBYTE_SANITIZE_UNDEFINED "Sanitize undefined behavior" OFF)
 if(STREAMVBYTE_SANITIZE_UNDEFINED)
   add_compile_options(-fsanitize=undefined -fno-sanitize-recover=all)

src/streamvbyte_isadetection.h

@@ -230,7 +230,7 @@ static inline bool streamvbyte_ssse3() {
 }
 #else
 static inline bool streamvbyte_ssse3() {
-  return  (dynamic_streamvbyte_detect_supported_architectures() & streamvbyte_SSSE3) == streamvbyte_SSSE3;
+  return  (streamvbyte_detect_supported_architectures() & streamvbyte_SSSE3) == streamvbyte_SSSE3;
 }
 #endif