Make gcc 11 the minimum required version

.github/workflows/build.yml

@@ -16,7 +16,7 @@ jobs:
             os: ubuntu-22.04
           - preset: gcc-release
             os: ubuntu-22.04
-          - preset: gcc-10-release
+          - preset: gcc-11-release
             os: ubuntu-22.04
           - preset: gcc-debug-shared
             os: ubuntu-22.04
@@ -43,7 +43,7 @@ jobs:
         sudo add-apt-repository "deb http://apt.llvm.org/jammy/ llvm-toolchain-jammy-17 main"
         sudo add-apt-repository ppa:ubuntu-toolchain-r/test
         sudo apt-get update
-        sudo apt-get install -y g++-13 g++-10 clang-17 clang-tidy-17
+        sudo apt-get install -y g++-13 g++-11 clang-17 clang-tidy-17
     - uses: ilammy/msvc-dev-cmd@v1
       if: matrix.os == 'windows-latest'
     - uses: maxim-lobanov/setup-xcode@v1

CMakePresets.json

@@ -192,15 +192,15 @@
       }
     },
     {
-      "name": "gcc-10-release",
+      "name": "gcc-11-release",
       "displayName": "GCC Release",
       "inherits": [
         "linux-base",
         "gcc-flags"
       ],
       "cacheVariables": {
         "CMAKE_BUILD_TYPE": "Release",
-        "CMAKE_CXX_COMPILER": "g++-10"
+        "CMAKE_CXX_COMPILER": "g++-11"
       }
     },
     {

docs/building.dox

@@ -17,7 +17,7 @@ slang requires the following tools in order to build:
 - [python 3](https://www.python.org/)
 - [CMake](https://cmake.org/) (3.20 or later)
 - C++20 compatible compiler. Minimum supported compiler versions:
-    - GCC 10
+    - GCC 11
     - clang 16
     - Xcode 15
     - MSVC support is tested only against the most recent update of VS 2022

source/ast/ASTSerializer.cpp

@@ -171,9 +171,6 @@ void ASTSerializer::writeProperty(std::string_view name) {
 
 template<typename T>
 void ASTSerializer::visit(const T& elem, bool inMembersArray) {
-    // TODO: remove once we no longer support gcc-10
-    (void)inMembersArray;
-
     if constexpr (std::is_base_of_v<Expression, T>) {
         writer.startObject();
         write("kind", toString(elem.kind));