CI Replace Homebrew clang-15 wth Apple clang16

Author: jarzec

.github/workflows/regression-tests.yml

@@ -55,19 +55,19 @@ jobs:
             compiler: clang++-12
             cxx_std: c++20
             stdlib: libstdc++
-          - os: macos-14
-            shortosname: mac-14
+          - os: macos-15
+            shortosname: mac-15
             compiler: clang++
             cxx_std: c++2b
             stdlib: default
-          - os: macos-13
-            shortosname: mac-13
+          - os: macos-14
+            shortosname: mac-14
             compiler: clang++
             cxx_std: c++2b
             stdlib: default
           - os: macos-13
             shortosname: mac-13
-            compiler: clang++-15
+            compiler: clang++
             cxx_std: c++2b
             stdlib: default
           - os: windows-2022

regression-tests/run-tests.sh

@@ -171,11 +171,10 @@ else
 
     compiler_version=$("$cxx_compiler" --version)
 
-    if [[ "$compiler_version" == *"Apple clang version 14.0"* ||
-          "$compiler_version" == *"Homebrew clang version 15.0"* ]]; then
+    if [[ "$compiler_version" == *"Apple clang version 14.0"* ]]; then
         exec_out_dir="$expected_results_dir/apple-clang-14"
-    elif [[ "$compiler_version" == *"Apple clang version 15.0"* ]]; then
-        exec_out_dir="$expected_results_dir/apple-clang-15"
+    elif [[ "$compiler_version" == *"Apple clang version 16.0"* ]]; then
+        exec_out_dir="$expected_results_dir/apple-clang-16"
     elif [[ "$compiler_version" == *"clang version 12.0"* ]]; then 
         exec_out_dir="$expected_results_dir/clang-12"
     elif [[ "$compiler_version" == *"clang version 15.0"* ]]; then 

regression-tests/test-results/apple-clang-16-c++2b/clang-version.output

@@ -0,0 +1,4 @@
+Apple clang version 16.0.0 (clang-1600.0.26.3)
+Target: arm64-apple-darwin24.0.0
+Thread model: posix
+InstalledDir: /Applications/Xcode_16.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/bin

regression-tests/test-results/apple-clang-16-c++2b/mixed-allcpp1-hello.cpp.execution

@@ -0,0 +1 @@
+Hello world

regression-tests/test-results/apple-clang-16-c++2b/mixed-as-for-variant-20-types.cpp.execution

@@ -0,0 +1,60 @@
+v as X< 0> = 0
+v as X< 1> = 1
+v as X< 2> = 2
+v as X< 3> = 3
+v as X< 4> = 4
+v as X< 5> = 5
+v as X< 6> = 6
+v as X< 7> = 7
+v as X< 8> = 8
+v as X< 9> = 9
+v as X<10> = 10
+v as X<11> = 11
+v as X<12> = 12
+v as X<13> = 13
+v as X<14> = 14
+v as X<15> = 15
+v as X<16> = 16
+v as X<17> = 17
+v as X<18> = 18
+v as X<19> = 19
+as_const(v) as X< 0> = 0
+as_const(v) as X< 1> = 1
+as_const(v) as X< 2> = 2
+as_const(v) as X< 3> = 3
+as_const(v) as X< 4> = 4
+as_const(v) as X< 5> = 5
+as_const(v) as X< 6> = 6
+as_const(v) as X< 7> = 7
+as_const(v) as X< 8> = 8
+as_const(v) as X< 9> = 9
+as_const(v) as X<10> = 10
+as_const(v) as X<11> = 11
+as_const(v) as X<12> = 12
+as_const(v) as X<13> = 13
+as_const(v) as X<14> = 14
+as_const(v) as X<15> = 15
+as_const(v) as X<16> = 16
+as_const(v) as X<17> = 17
+as_const(v) as X<18> = 18
+as_const(v) as X<19> = 19
+move(v) as X< 0> = 0
+move(v) as X< 1> = 1
+move(v) as X< 2> = 2
+move(v) as X< 3> = 3
+move(v) as X< 4> = 4
+move(v) as X< 5> = 5
+move(v) as X< 6> = 6
+move(v) as X< 7> = 7
+move(v) as X< 8> = 8
+move(v) as X< 9> = 9
+move(v) as X<10> = 10
+move(v) as X<11> = 11
+move(v) as X<12> = 12
+move(v) as X<13> = 13
+move(v) as X<14> = 14
+move(v) as X<15> = 15
+move(v) as X<16> = 16
+move(v) as X<17> = 17
+move(v) as X<18> = 18
+move(v) as X<19> = 19

regression-tests/test-results/apple-clang-16-c++2b/mixed-bounds-check.cpp.execution

@@ -0,0 +1 @@
+mixed-bounds-check.cpp2(9) int main(): Bounds safety violation: out of bounds access attempt detected - attempted access at index 5, [min,max] range is [0,4]

regression-tests/test-results/apple-clang-16-c++2b/mixed-bounds-safety-with-assert-2.cpp.execution

@@ -0,0 +1,5 @@
+1
+44
+45
+46
+5

regression-tests/test-results/apple-clang-16-c++2b/mixed-bounds-safety-with-assert.cpp.execution

@@ -0,0 +1 @@
+mixed-bounds-safety-with-assert.cpp2(11) void print_subrange(const auto &, cpp2::impl::in<int>, cpp2::impl::in<int>) [rng:auto = std::vector<int>]: Bounds safety violation

regression-tests/test-results/apple-clang-16-c++2b/mixed-captures-in-expressions-and-postconditions.cpp.execution

@@ -0,0 +1,4 @@
+hello
+2022
+hello-ish
+2022-ish

regression-tests/test-results/apple-clang-16-c++2b/mixed-default-arguments.cpp.execution

@@ -0,0 +1,4 @@
+1 "test"
+0 ""
+1 "test"
+0 ""