Merge branch 'main' of github.com:apple/swift into maxd/main-merge

# Conflicts:
#	stdlib/private/StdlibUnittest/RaceTest.swift
#	stdlib/private/SwiftPrivateThreadExtras/SwiftPrivateThreadExtras.swift
#	stdlib/private/SwiftPrivateThreadExtras/ThreadBarriers.swift
#	stdlib/public/Concurrency/ThreadSanitizer.cpp
#	test/stdlib/Character.swift
#	test/stdlib/Error.swift
#	test/stdlib/FloatingPoint.swift.gyb
#	test/stdlib/KeyPath.swift
#	test/stdlib/Mirror.swift
#	test/stdlib/NumericParsing.swift.gyb
#	test/stdlib/Optional.swift
#	test/stdlib/Repeat.swift
#	test/stdlib/StaticString.swift
#	test/stdlib/UnsafePointer.swift.gyb
#	test/stdlib/UnsafeRawBufferPointer.swift
#	test/stdlib/UnsafeRawPointer.swift

Author: MaxDesiatov

cmake/modules/SwiftConfigureSDK.cmake

@@ -63,7 +63,6 @@ function(_report_sdk prefix)
   if(NOT prefix IN_LIST SWIFT_DARWIN_PLATFORMS)
     foreach(arch ${SWIFT_SDK_${prefix}_ARCHITECTURES})
       message(STATUS "  ${arch} libc header path: ${SWIFT_SDK_${prefix}_ARCH_${arch}_LIBC_INCLUDE_DIRECTORY}")
-      message(STATUS "  ${arch} libc architecture specific header path: ${SWIFT_SDK_${prefix}_ARCH_${arch}_LIBC_ARCHITECTURE_INCLUDE_DIRECTORY}")
     endforeach()
   endif()
 
@@ -288,7 +287,6 @@ macro(configure_sdk_unix name architectures)
       swift_android_sysroot(android_sysroot)
       set(SWIFT_SDK_ANDROID_ARCH_${arch}_PATH "${android_sysroot}")
       set(SWIFT_SDK_ANDROID_ARCH_${arch}_LIBC_INCLUDE_DIRECTORY "${android_sysroot}/usr/include" CACHE STRING "Path to C library headers")
-      set(SWIFT_SDK_ANDROID_ARCH_${arch}_LIBC_ARCHITECTURE_INCLUDE_DIRECTORY "${android_sysroot}/usr/include" CACHE STRING "Path to C library architecture headers")
 
       if("${arch}" STREQUAL "armv7")
         set(SWIFT_SDK_ANDROID_ARCH_${arch}_NDK_TRIPLE "arm-linux-androideabi")
@@ -320,10 +318,8 @@ macro(configure_sdk_unix name architectures)
 
       if("${prefix}" STREQUAL "HAIKU")
         set(SWIFT_SDK_HAIKU_ARCH_${arch}_LIBC_INCLUDE_DIRECTORY "/system/develop/headers/posix" CACHE STRING "Path to C library headers")
-        set(SWIFT_SDK_HAIKU_ARCH_${arch}_LIBC_ARCHITECTURE_INCLUDE_DIRECTORY "/system/develop/headers" CACHE STRING "Path to C library architecture headers")
       else()
         set(SWIFT_SDK_${prefix}_ARCH_${arch}_LIBC_INCLUDE_DIRECTORY "/usr/include" CACHE STRING "Path to C library headers")
-        set(SWIFT_SDK_${prefix}_ARCH_${arch}_LIBC_ARCHITECTURE_INCLUDE_DIRECTORY "${SWIFT_SDK_${prefix}_ARCH_${arch}_LIBC_INCLUDE_DIRECTORY}/${CMAKE_LIBRARY_ARCHITECTURE}" CACHE STRING "Path to C library architecture headers")
       endif()
 
       if("${prefix}" STREQUAL "LINUX")
@@ -373,7 +369,6 @@ macro(configure_sdk_unix name architectures)
         set(SWIFT_SDK_WASI_ARCH_wasm32_PATH "${SWIFT_WASI_SYSROOT_PATH}")
         set(SWIFT_SDK_WASI_ARCH_wasm32_TRIPLE "wasm32-unknown-wasi")
         set(SWIFT_SDK_WASI_ARCH_wasm32_LIBC_INCLUDE_DIRECTORY "${SWIFT_WASI_SYSROOT_PATH}/include")
-        set(SWIFT_SDK_WASI_ARCH_wasm32_LIBC_ARCHITECTURE_INCLUDE_DIRECTORY "${SWIFT_WASI_SYSROOT_PATH}/include")
       else()
         message(FATAL_ERROR "unknown Unix OS: ${prefix}")
       endif()

include/swift/ABI/Executor.h

@@ -124,6 +124,9 @@ class ExecutorRef {
   /// Is this executor the main executor?
   bool isMainExecutor() const;
 
+  /// Get the raw value of the Implementation field, for tracing.
+  uintptr_t getRawImplementation() { return Implementation; }
+
   bool operator==(ExecutorRef other) const {
     return Identity == other.Identity;
   }

include/swift/ABI/Task.h

@@ -272,6 +272,14 @@ class AsyncTask : public Job {
 
   /// Set the task's ID field to the next task ID.
   void setTaskId();
+  uint64_t getTaskId();
+
+  /// Get the task's resume function, for logging purposes only. This will
+  /// attempt to see through the various adapters that are sometimes used, and
+  /// failing that will return ResumeTask. The returned function pointer may
+  /// have a different signature than ResumeTask, and it's only for identifying
+  /// code associated with the task.
+  const void *getResumeFunctionForLogging();
 
   /// Given that we've already fully established the job context
   /// in the current thread, start running this task.  To establish

include/swift/ABI/TaskStatus.h

@@ -35,7 +35,7 @@ namespace swift {
 /// access by a cancelling thread.  In particular, the chain of
 /// status records must not be disturbed.  When the task leaves
 /// the scope that requires the status record, the record can
-/// be unregistered from the task with `swift_task_removeStatusRecord`,
+/// be unregistered from the task with `removeStatusRecord`,
 /// at which point the memory can be returned to the system.
 class TaskStatusRecord {
 public:
@@ -256,7 +256,7 @@ class TaskGroupTaskStatusRecord : public TaskStatusRecord {
 ///
 /// The end of any call to the function will be ordered before the
 /// end of a call to unregister this record from the task.  That is,
-/// code may call `swift_task_removeStatusRecord` and freely
+/// code may call `removeStatusRecord` and freely
 /// assume after it returns that this function will not be
 /// subsequently used.
 class CancellationNotificationStatusRecord : public TaskStatusRecord {
@@ -284,7 +284,7 @@ class CancellationNotificationStatusRecord : public TaskStatusRecord {
 ///
 /// The end of any call to the function will be ordered before the
 /// end of a call to unregister this record from the task.  That is,
-/// code may call `swift_task_removeStatusRecord` and freely
+/// code may call `removeStatusRecord` and freely
 /// assume after it returns that this function will not be
 /// subsequently used.
 class EscalationNotificationStatusRecord : public TaskStatusRecord {

include/swift/AST/DiagnosticsParse.def

@@ -251,8 +251,11 @@ ERROR(enum_case_dot_prefix,none,
 ERROR(static_var_decl_global_scope,none,
       "%select{%error|static properties|class properties}0 may only be declared on a type",
       (StaticSpellingKind))
-ERROR(computed_property_no_accessors, none,
-      "%select{computed property|subscript}0 must have accessors specified", (bool))
+ERROR(unexpected_curly_braces_in_decl, none,
+      "unexpected '{' in declaration", ())
+ERROR(missing_accessor_return_decl,none,
+      "missing return in %select{accessor|subscript}0 expected to return %1",
+      (bool, TypeRepr*))
 ERROR(expected_getset_in_protocol,none,
       "expected get or set in a protocol property", ())
 ERROR(unexpected_getset_implementation_in_protocol,none,

include/swift/AST/DiagnosticsSema.def

@@ -1108,7 +1108,7 @@ WARNING(conditional_downcast_same_type,none,
         "bridging conversion; did you mean to use 'as'?}2",
         (Type, Type, unsigned))
 WARNING(is_expr_same_type,none,
-        "checking a value with optional type %0 against dynamic type %1 "
+        "checking a value with optional type %0 against type %1 "
         "succeeds whenever the value is non-nil; did you mean to use "
         "'!= nil'?", (Type, Type))
 WARNING(downcast_to_unrelated,none,

include/swift/AST/PrintOptions.h

@@ -128,6 +128,9 @@ struct PrintOptions {
   /// Whether to print function definitions.
   bool FunctionDefinitions = false;
 
+  /// Whether to print expressions.
+  bool PrintExprs = false;
+  
   /// Whether to print '{ get set }' on readwrite computed properties.
   bool PrintGetSetOnRWProperties = true;
 
@@ -644,6 +647,13 @@ struct PrintOptions {
   ///
   /// This is only intended for debug output.
   static PrintOptions printEverything() {
+    PrintOptions result = printDeclarations();
+    result.FunctionDefinitions = true;
+    result.PrintExprs = true;
+    return result;
+  }
+
+  static PrintOptions printDeclarations() {
     PrintOptions result = printVerbose();
     result.ExcludeAttrList.clear();
     result.ExcludeAttrList.push_back(DAK_FixedLayout);

include/swift/Frontend/FrontendOptions.h

@@ -118,6 +118,7 @@ class FrontendOptions {
     EmitSyntax,        ///< Parse and dump Syntax tree as JSON
     DumpAST,           ///< Parse, type-check, and dump AST
     PrintAST,          ///< Parse, type-check, and pretty-print AST
+    PrintASTDecl,      ///< Parse, type-check, and pretty-print AST declarations
 
     /// Parse and dump scope map.
     DumpScopeMaps,

include/swift/Option/Options.td

@@ -1051,6 +1051,10 @@ def print_ast : Flag<["-"], "print-ast">,
   HelpText<"Parse and type-check input file(s) and pretty print AST(s)">,
   ModeOpt,
   Flags<[FrontendOption, NoInteractiveOption, DoesNotAffectIncrementalBuild]>;
+def print_ast_decl : Flag<["-"], "print-ast-decl">,
+  HelpText<"Parse and type-check input file(s) and pretty print declarations from AST(s)">,
+  ModeOpt,
+  Flags<[FrontendOption, NoInteractiveOption, DoesNotAffectIncrementalBuild]>;
 def dump_pcm : Flag<["-"], "dump-pcm">,
   HelpText<"Dump debugging information about a precompiled Clang module">,
   ModeOpt,

include/swift/Parse/Parser.h

@@ -1169,10 +1169,9 @@ class Parser {
   struct ParsedAccessors;
   ParserStatus parseGetSet(ParseDeclOptions Flags,
                            GenericParamList *GenericParams,
-                           ParameterList *Indices,
+                           ParameterList *Indices, TypeRepr *ResultType,
                            ParsedAccessors &accessors,
-                           AbstractStorageDecl *storage,
-                           SourceLoc StaticLoc);
+                           AbstractStorageDecl *storage, SourceLoc StaticLoc);
   ParserResult<VarDecl> parseDeclVarGetSet(PatternBindingEntry &entry,
                                            ParseDeclOptions Flags,
                                            SourceLoc StaticLoc,