Merge pull request #1373 from fnc12/fix_pack_indexing

Circumvented Clang's buggy pack indexing expression evaluation

Author: trueqbit

appveyor.yml

@@ -25,7 +25,7 @@ environment:
  CC: clang
  CXX: clang++
  SQLITE_ORM_CXX_STANDARD: "-DSQLITE_ORM_ENABLE_CXX_14=ON"
- cmake_build_parallel: --parallel
+ cmake_build_parallel: ""
 
  - job_name: gcc, C++14
  appveyor_build_worker_image: Ubuntu
@@ -108,7 +108,7 @@ for:
  install:
  - |-
  cd C:\Tools\vcpkg
- git fetch --tags && git checkout 2024.07.12
+ git fetch --tags && git checkout 2025.01.13
  cd %APPVEYOR_BUILD_FOLDER%
  C:\Tools\vcpkg\bootstrap-vcpkg.bat -disableMetrics
  C:\Tools\vcpkg\vcpkg integrate install
@@ -141,7 +141,7 @@ for:
  install:
  - |-
  pushd $HOME/vcpkg
- git fetch --tags && git checkout 2024.07.12
+ git fetch --tags && git checkout 2025.01.13
  popd
  $HOME/vcpkg/bootstrap-vcpkg.sh -disableMetrics
  $HOME/vcpkg/vcpkg integrate install --overlay-triplets=vcpkg/triplets
@@ -169,7 +169,7 @@ for:
  # using custom vcpkg triplets for building and linking dynamic dependent libraries
  install:
  - |-
- git clone --depth 1 --branch 2024.07.12 https://github.com/microsoft/vcpkg.git $HOME/vcpkg
+ git clone --depth 1 --branch 2025.01.13 https://github.com/microsoft/vcpkg.git $HOME/vcpkg
  $HOME/vcpkg/bootstrap-vcpkg.sh -disableMetrics
  $HOME/vcpkg/vcpkg integrate install --overlay-triplets=vcpkg/triplets
  vcpkg install sqlite3[core,dbstat,math,json1,fts5,soundex] catch2 --overlay-triplets=vcpkg/triplets

dev/functional/index_sequence_util.h

@@ -9,7 +9,7 @@ namespace sqlite_orm {
  * Get the index value of an `index_sequence` at a specific position.
  */
  template<size_t Pos, size_t... Idx>
- SQLITE_ORM_CONSTEVAL size_t index_sequence_value_at(std::index_sequence<Idx...>) {
+ SQLITE_ORM_CONSTEVAL auto index_sequence_value_at(std::index_sequence<Idx...>) {
  return Idx...[Pos];
  }
 #elif defined(SQLITE_ORM_FOLD_EXPRESSIONS_SUPPORTED)

include/sqlite_orm/sqlite_orm.h

@@ -1371,7 +1371,7 @@ namespace sqlite_orm {
  * Get the index value of an `index_sequence` at a specific position.
  */
  template<size_t Pos, size_t... Idx>
- SQLITE_ORM_CONSTEVAL size_t index_sequence_value_at(std::index_sequence<Idx...>) {
+ SQLITE_ORM_CONSTEVAL auto index_sequence_value_at(std::index_sequence<Idx...>) {
  return Idx...[Pos];
  }
 #elif defined(SQLITE_ORM_FOLD_EXPRESSIONS_SUPPORTED)