Fix stdc atomics detection and add vs2019 msvc job

.github/workflows/ci.yml

@@ -212,6 +212,23 @@ jobs:
           build\${{matrix.buildType}}\run-test262.exe -c tests.conf
           build\${{matrix.buildType}}\function_source.exe
 
+  windows-msvc-vs2019:
+    runs-on: windows-2019
+    strategy:
+      fail-fast: false
+      matrix:
+        arch: [x64, Win32]
+        buildType: [Debug, Release]
+    steps:
+      - uses: actions/checkout@v4
+      - name: build
+        run: |
+          cmake -B build -DBUILD_EXAMPLES=ON -G "Visual Studio 16 2019" -A ${{matrix.arch}}
+          cmake --build build --config ${{matrix.buildType}} --target qjs_exe
+      - name: stats
+        run: |
+          build\${{matrix.buildType}}\qjs.exe -qd
+
   windows-clang:
     runs-on: windows-latest
     strategy:

quickjs.c

@@ -62,7 +62,7 @@
 #define NO_TM_GMTOFF
 #endif
 
-#if !defined(EMSCRIPTEN) && !defined(__wasi__) && !defined(__STDC_NO_ATOMICS__)
+#if !defined(EMSCRIPTEN) && !defined(__wasi__) && !__STDC_NO_ATOMICS__
 #include "quickjs-c-atomics.h"
 #define CONFIG_ATOMICS
 #endif