[GR-54008] Make PythonThreadState#shuttingDown volatile.

PullRequest: graalpython/3328

Author: steve-s

graalpython/com.oracle.graal.python.processor/src/com/oracle/graal/python/processor/CApiBuiltinsProcessor.java

@@ -617,6 +617,7 @@ private void generateBuiltinRegistry(List<CApiBuiltinDesc> javaBuiltins) throws
 
         lines.add("// @formatter:off");
         lines.add("// Checkstyle: stop");
+        lines.add("// Generated by annotation processor: " + getClass().getName());
         lines.add("package %s".formatted("com.oracle.graal.python.builtins.modules.cext;"));
         lines.add("");
         lines.add("import com.oracle.graal.python.builtins.modules.cext.PythonCextBuiltins.CApiBuiltinExecutable;");

graalpython/com.oracle.graal.python/src/com/oracle/graal/python/runtime/PythonContext.java

@@ -270,7 +270,7 @@ public enum ProfileEvent {
      * A class to store thread-local data mostly like CPython's {@code PyThreadState}.
      */
     public static final class PythonThreadState {
-        private boolean shuttingDown = false;
+        private volatile boolean shuttingDown = false;
 
         /*
          * The reference to the last top frame on the Python stack during interop calls. Initially,