Merge pull request #238 from elbeno/fix-clang-22

Author: lukevalenty

.github/workflows/asciidoctor-ghpages.yml

@@ -50,7 +50,7 @@ jobs:
         env:
           cache-name: cpm-cache-0
         id: cpm-cache-restore
-        uses: actions/cache/restore@cdf6c1fa76f9f475f3d7449005a359c84ca0f306 # v5.0.3
+        uses: actions/cache/restore@668228422ae6a00e4ad889ee87cd7109ec5666a7 # v5.0.4
         with:
           path: ~/cpm-cache
           key: ${{runner.os}}-${{env.cache-name}}-${{ hashFiles('**/CMakeLists.txt', 'cmake/**') }}
@@ -64,7 +64,7 @@ jobs:
         env:
           cache-name: cpm-cache-0
         if: steps.cpm-cache-restore.outputs.cache-hit != 'true'
-        uses: actions/cache/save@cdf6c1fa76f9f475f3d7449005a359c84ca0f306 # v5.0.3
+        uses: actions/cache/save@668228422ae6a00e4ad889ee87cd7109ec5666a7 # v5.0.4
         with:
           path: ~/cpm-cache
           key: ${{runner.os}}-${{env.cache-name}}-${{ hashFiles('**/CMakeLists.txt', 'cmake/**') }}

.github/workflows/unit_tests.yml

@@ -13,7 +13,7 @@ env:
   DEBIAN_FRONTEND: noninteractive
   CMAKE_GENERATOR: Ninja
   DEFAULT_CXX_STANDARD: 23
-  DEFAULT_LLVM_VERSION: 21
+  DEFAULT_LLVM_VERSION: 22
   DEFAULT_GCC_VERSION: 14
 
 concurrency:
@@ -27,7 +27,7 @@ jobs:
       fail-fast: false
       matrix:
         compiler: [clang, gcc]
-        version: [12, 13, 14, 19, 20, 21]
+        version: [12, 13, 14, 19, 20, 21, 22]
         cxx_standard: [23]
         stdlib: [libstdc++, libc++]
         build_type: [Debug]
@@ -36,6 +36,13 @@ jobs:
             cc: "clang"
             cxx: "clang++"
             cxx_flags: "-stdlib=libstdc++"
+          - version: 22
+            compiler: clang
+            toolchain_root: "/usr/lib/llvm-22"
+          - version: 22
+            compiler: clang
+            stdlib: libc++
+            cxx_flags: "-stdlib=libc++"
           - version: 21
             compiler: clang
             toolchain_root: "/usr/lib/llvm-21"
@@ -74,6 +81,8 @@ jobs:
             cxx: "g++-12"
             cxx_flags: ""
         exclude:
+          - compiler: gcc
+            version: 22
           - compiler: gcc
             version: 21
           - compiler: gcc
@@ -209,7 +218,7 @@ jobs:
           - compiler: clang
             cc: "clang"
             cxx: "clang++"
-            toolchain_root: "/usr/lib/llvm-21"
+            toolchain_root: "/usr/lib/llvm-22"
           - compiler: gcc
             cc: "gcc-14"
             cxx: "g++-14"

README.md

@@ -38,5 +38,5 @@ Compiler support:
 
 | Branch | GCC versions | Clang versions |
 | --- | --- | --- |
-| [main](https://github.com/intel/cpp-baremetal-senders-and-receivers/tree/main) | 12 thru 14 | 19 thru 21 |
+| [main](https://github.com/intel/cpp-baremetal-senders-and-receivers/tree/main) | 12 thru 14 | 19 thru 22 |
 | [cpp20](https://github.com/intel/cpp-baremetal-senders-and-receivers/tree/cpp20) | 12 thru 14 | 14 thru 21 |

include/async/concepts.hpp

@@ -59,12 +59,16 @@ concept valid_completion_for = requires(Signature *sig) {
         requires std::invocable<Tag, std::remove_cvref_t<R>, Args...>
     {}(sig);
 };
+
+template <typename R>
+constexpr auto valid_completion_sigs =
+    []<valid_completion_for<R>... Sigs>(
+        completion_signatures<Sigs...> *) -> void {};
 } // namespace detail
 
 template <typename R, typename Completions>
 concept receiver_of = receiver<R> and requires(Completions *completions) {
-    []<detail::valid_completion_for<R>... Sigs>(
-        completion_signatures<Sigs...> *) {}(completions);
+    { detail::valid_completion_sigs<R>(completions) } -> std::same_as<void>;
 };
 
 namespace detail {

include/async/stop_token.hpp

@@ -76,8 +76,9 @@ struct stop_callback_base {
 struct inplace_stop_source {
     struct mutex;
 
-    constexpr inplace_stop_source() = default;
-    constexpr explicit(true) inplace_stop_source(bool b) : requested{b} {}
+    constexpr inplace_stop_source() noexcept = default;
+    constexpr explicit(true) inplace_stop_source(bool b) noexcept
+        : requested{b} {}
 
     [[nodiscard]] auto stop_requested() const noexcept -> bool {
         return requested.load();