---

yaml
---
r: 275445
b: refs/heads/master-next
c: 74d1322
h: refs/heads/master
i:
  275443: e901b04

Author: swift-ci

[refs]

@@ -1,6 +1,6 @@
 ---
 refs/heads/master: 65b3164726f2e62dff31e90a5cb5e3fb67cc82bf
-refs/heads/master-next: 6c662f7a6c5dc53d548d52accbca646bab4a30c9
+refs/heads/master-next: 74d1322a727ac903bf518fa79fdab5221bb3274c
 refs/tags/osx-passed: b6b74147ef8a386f532cf9357a1bde006e552c54
 refs/tags/swift-2.2-SNAPSHOT-2015-12-01-a: 6bb18e013c2284f2b45f5f84f2df2887dc0f7dea
 refs/tags/swift-2.2-SNAPSHOT-2015-12-01-b: 66d897bfcf64a82cb9a87f5e663d889189d06d07

branches/master-next/CHANGELOG.md

@@ -6,6 +6,7 @@ CHANGELOG
 
 | Contents               |
 | :--------------------- |
+| [Swift 5.1](#swift-51) |
 | [Swift 5.0](#swift-50) |
 | [Swift 4.2](#swift-42) |
 | [Swift 4.1](#swift-41) |
@@ -26,6 +27,17 @@ Swift 5.1
 
 * Key path expressions can now include references to tuple elements.
 
+* Single-parameter functions accepting values of type `Any` are no
+  longer preferred over other functions.
+
+  ```swift
+  func foo(_: Any) { print("Any") }
+  func foo<T>(_: T) { print("T") }
+  foo(0) // prints "Any" in Swift < 5.1, "T" in Swift 5.1
+  ```
+
+**Add new entries to the top of this section, not here!**
+
 Swift 5.0
 ---------
 

branches/master-next/CMakeLists.txt

@@ -235,8 +235,8 @@ option(SWIFT_RUNTIME_CRASH_REPORTER_CLIENT
     FALSE)
 
 option(SWIFT_DARWIN_ENABLE_STABLE_ABI_BIT
-    "Enable the Swift stable ABI's class marker bit"
-    FALSE)
+    "Enable the Swift stable ABI's class marker bit for new deployment targets"
+    TRUE)
 
 set(SWIFT_DARWIN_XCRUN_TOOLCHAIN "XcodeDefault" CACHE STRING
     "The name of the toolchain to pass to 'xcrun'")

branches/master-next/benchmark/CMakeLists.txt

@@ -77,7 +77,6 @@ set(SWIFT_BENCH_MODULES
     single-source/DictionaryRemove
     single-source/DictionarySubscriptDefault
     single-source/DictionarySwap
-    single-source/DoubleWidthDivision
     single-source/DropFirst
     single-source/DropLast
     single-source/DropWhile

branches/master-next/benchmark/single-source/DoubleWidthDivision.swift

@@ -65,7 +65,6 @@ import DictionaryOfAnyHashableStrings
 import DictionaryRemove
 import DictionarySubscriptDefault
 import DictionarySwap
-import DoubleWidthDivision
 import DropFirst
 import DropLast
 import DropWhile
@@ -235,7 +234,6 @@ registerBenchmark(DictionaryOfAnyHashableStrings)
 registerBenchmark(DictionaryRemove)
 registerBenchmark(DictionarySubscriptDefault)
 registerBenchmark(DictionarySwap)
-registerBenchmark(DoubleWidthDivision)
 registerBenchmark(DropFirst)
 registerBenchmark(DropLast)
 registerBenchmark(DropWhile)

branches/master-next/benchmark/utils/main.swift

@@ -195,6 +195,7 @@ function(_compile_swift_files
 
   # Compute flags for the Swift compiler.
   set(swift_flags)
+  set(swift_module_flags)
 
   _add_variant_swift_compile_flags(
       "${SWIFTFILE_SDK}"
@@ -261,7 +262,7 @@ function(_compile_swift_files
   if (SWIFTFILE_IS_STDLIB)
     list(APPEND swift_flags "-swift-version" "5")
   endif()
-  
+
   # Force swift 4 compatibility mode for overlays.
   if (SWIFTFILE_IS_SDK_OVERLAY)
     list(APPEND swift_flags "-swift-version" "4")
@@ -283,17 +284,10 @@ function(_compile_swift_files
 
   list(APPEND swift_flags ${SWIFTFILE_FLAGS})
 
-  set(obj_dirs)
+  set(dirs_to_create)
   foreach(output ${SWIFTFILE_OUTPUT})
     get_filename_component(objdir "${output}" PATH)
-    list(APPEND obj_dirs "${objdir}")
-  endforeach()
-  list(REMOVE_DUPLICATES obj_dirs)
-
-  set(command_create_dirs)
-  foreach(objdir ${obj_dirs})
-    list(APPEND command_create_dirs
-      COMMAND "${CMAKE_COMMAND}" -E make_directory "${objdir}")
+    list(APPEND dirs_to_create "${objdir}")
   endforeach()
 
   set(module_file)
@@ -316,6 +310,8 @@ function(_compile_swift_files
     if(SWIFTFILE_SDK IN_LIST SWIFT_APPLE_PLATFORMS)
       set(specific_module_dir "${module_base}.swiftmodule")
       set(module_base "${module_base}.swiftmodule/${SWIFTFILE_ARCHITECTURE}")
+    else()
+      set(specific_module_dir)
     endif()
     set(module_file "${module_base}.swiftmodule")
     set(module_doc_file "${module_base}.swiftdoc")
@@ -328,16 +324,8 @@ function(_compile_swift_files
 
     if(SWIFT_ENABLE_PARSEABLE_MODULE_INTERFACES)
       set(interface_file "${module_base}.swiftinterface")
-      list(APPEND swift_flags
-          "-emit-parseable-module-interface-path" "${interface_file}")
-    endif()
-
-    if(SWIFTFILE_SDK IN_LIST SWIFT_APPLE_PLATFORMS)
-      list(APPEND command_create_dirs
-          COMMAND "${CMAKE_COMMAND}" -E make_directory "${specific_module_dir}")
-    else()
-      list(APPEND command_create_dirs
-          COMMAND "${CMAKE_COMMAND}" -E make_directory "${module_dir}")
+      list(APPEND swift_module_flags
+           "-emit-parseable-module-interface-path" "${interface_file}")
     endif()
 
     # If we have extra regexp flags, check if we match any of the regexps. If so
@@ -356,16 +344,11 @@ function(_compile_swift_files
     list(APPEND module_outputs "${interface_file}")
   endif()
 
-  set(optional_arg)
-  if(sdk IN_LIST SWIFT_APPLE_PLATFORMS)
-    # Allow installation of stdlib without building all variants on Darwin.
-    set(optional_arg "OPTIONAL")
-  endif()
-
   if(SWIFTFILE_SDK IN_LIST SWIFT_APPLE_PLATFORMS)
     swift_install_in_component("${SWIFTFILE_INSTALL_IN_COMPONENT}"
       DIRECTORY "${specific_module_dir}"
-      DESTINATION "lib${LLVM_LIBDIR_SUFFIX}/swift/${library_subdir}")
+      DESTINATION "lib${LLVM_LIBDIR_SUFFIX}/swift/${library_subdir}"
+      OPTIONAL)
   else()
     swift_install_in_component("${SWIFTFILE_INSTALL_IN_COMPONENT}"
       FILES ${module_outputs}
@@ -398,7 +381,7 @@ function(_compile_swift_files
   endif()
 
   if (SWIFT_REPORT_STATISTICS)
-    list(GET obj_dirs 0 first_obj_dir)
+    list(GET dirs_to_create 0 first_obj_dir)
     list(APPEND swift_flags "-stats-output-dir" ${first_obj_dir})
   endif()
 
@@ -433,12 +416,12 @@ function(_compile_swift_files
   endif()
 
   # First generate the obj dirs
+  list(REMOVE_DUPLICATES dirs_to_create)
   add_custom_command_target(
-      obj_dirs_dependency_target
-      ${command_create_dirs}
-      COMMAND ""
-      OUTPUT ${obj_dirs}
-      COMMENT "Generating obj dirs for ${first_output}")
+      create_dirs_dependency_target
+      COMMAND "${CMAKE_COMMAND}" -E make_directory ${dirs_to_create}
+      OUTPUT ${dirs_to_create}
+      COMMENT "Generating dirs for ${first_output}")
 
   # Then we can compile both the object files and the swiftmodule files
   # in parallel in this target for the object file, and ...
@@ -451,7 +434,7 @@ function(_compile_swift_files
   set(file_path "${CMAKE_CURRENT_BINARY_DIR}/${file_name}.txt")
   string(REPLACE ";" "'\n'" source_files_quoted "${source_files}")
   file(WRITE "${file_path}" "'${source_files_quoted}'")
-  
+
   # If this platform/architecture combo supports backward deployment to old
   # Objective-C runtimes, we need to copy a YAML file with legacy type layout
   # information to the build directory so that the compiler can find it.
@@ -478,7 +461,7 @@ function(_compile_swift_files
         ${swift_compiler_tool_dep}
         ${file_path} ${source_files} ${SWIFTFILE_DEPENDS}
         ${swift_ide_test_dependency}
-        ${obj_dirs_dependency_target}
+        ${create_dirs_dependency_target}
         ${copy_legacy_layouts_dep}
       COMMENT "Compiling ${first_output}")
   set("${dependency_target_out_var_name}" "${dependency_target}" PARENT_SCOPE)
@@ -503,17 +486,20 @@ function(_compile_swift_files
         module_dependency_target
         COMMAND
           "${CMAKE_COMMAND}" "-E" "remove" "-f" ${module_outputs}
+        COMMAND
+          "${CMAKE_COMMAND}" "-E" "make_directory" ${module_dir}
+          ${specific_module_dir}
         COMMAND
           "${PYTHON_EXECUTABLE}" "${line_directive_tool}" "@${file_path}" --
           "${swift_compiler_tool}" "-emit-module" "-o" "${module_file}"
-          ${swift_flags} "@${file_path}"
+          ${swift_flags} ${swift_module_flags} "@${file_path}"
         ${command_touch_module_outputs}
         OUTPUT ${module_outputs}
         DEPENDS
           ${swift_compiler_tool_dep}
           ${source_files} ${SWIFTFILE_DEPENDS}
           ${swift_ide_test_dependency}
-          ${obj_dirs_dependency_target}
+          ${create_dirs_dependency_target}
         COMMENT "Generating ${module_file}")
     set("${dependency_module_target_out_var_name}" "${module_dependency_target}" PARENT_SCOPE)
 
@@ -529,7 +515,7 @@ function(_compile_swift_files
         DEPENDS
           ${swift_compiler_tool_dep}
           ${source_files} ${SWIFTFILE_DEPENDS}
-          ${obj_dirs_dependency_target}
+          ${create_dirs_dependency_target}
         COMMENT "Generating ${sib_file}"
         EXCLUDE_FROM_ALL)
     set("${dependency_sib_target_out_var_name}" "${sib_dependency_target}" PARENT_SCOPE)
@@ -545,7 +531,7 @@ function(_compile_swift_files
         DEPENDS
           ${swift_compiler_tool_dep}
           ${source_files} ${SWIFTFILE_DEPENDS}
-          ${obj_dirs_dependency_target}
+          ${create_dirs_dependency_target}
         COMMENT "Generating ${sibopt_file}"
         EXCLUDE_FROM_ALL)
     set("${dependency_sibopt_target_out_var_name}" "${sibopt_dependency_target}" PARENT_SCOPE)
@@ -562,7 +548,7 @@ function(_compile_swift_files
         DEPENDS
           ${swift_compiler_tool_dep}
           ${source_files} ${SWIFTFILE_DEPENDS}
-          ${obj_dirs_dependency_target}
+          ${create_dirs_dependency_target}
           COMMENT "Generating ${sibgen_file}"
           EXCLUDE_FROM_ALL)
     set("${dependency_sibgen_target_out_var_name}" "${sibgen_dependency_target}" PARENT_SCOPE)

branches/master-next/cmake/modules/SwiftSource.cmake

@@ -4311,7 +4311,7 @@ open_existential_addr
   //   type P
   // $*@opened P must be a unique archetype that refers to an opened
   // existential type P.
-  // %1 will be of type $*P
+  // %1 will be of type $*@opened P
 
 Obtains the address of the concrete value inside the existential
 container referenced by ``%0``. The protocol conformances associated
@@ -4334,7 +4334,7 @@ open_existential_value
   //   type P
   // $@opened P must be a unique archetype that refers to an opened
   // existential type P.
-  // %1 will be of type $P
+  // %1 will be of type $@opened P
 
 Loadable version of the above: Opens-up the existential
 container associated with ``%0``. The protocol conformances associated

branches/master-next/docs/SIL.rst

@@ -41,6 +41,7 @@ it provides some of the needed headers and libraries.
 1. Clone `apple/swift-corelibs-foundation` into a folder named `swift-corelibs-foundation`
 1. Clone `apple/swift-corelibs-xctest` into a folder name `swift-corelibs-xctest`
 1. Clone `apple/swift-lldb` into a folder named `lldb`
+1. Clone `curl` into a folder named `curl`
 1. Clone `libxml2` into a folder named `libxml2`
 
 - Currently, other repositories in the Swift project have not been tested and
@@ -64,6 +65,7 @@ git clone https://github.com/apple/swift-corelibs-libdispatch
 git clone https://github.com/apple/swift-corelibs-foundation
 git clone https://github.com/apple/swift-corelibs-xctest
 git clone https://github.com/apple/swift-lldb lldb
+git clone https://github.com/curl/curl.git curl
 git clone https://gitlab.gnome.org/GNOME/libxml2.git libxml2
 ```
 
@@ -248,7 +250,17 @@ cmake --build S:\b\libdispatch
 path S:\b\libdispatch;S:\b\libdispatch\src;%PATH%
 ```
 
-### 11. Build libxml2
+### 11. Build curl
+
+```cmd
+pushd "S:\curl"
+.\buildconf.bat
+cd winbuild
+nmake /f Makefile.vc mode=static VC=15 MACHINE=x64
+popd
+```
+
+### 12. Build libxml2
 
 ```cmd
 pushd "S:\libxml2\win32"
@@ -257,11 +269,7 @@ nmake /f Makefile.msvc
 popd
 ```
 
-### 12. Build swift-corelibs-foundation
-
-To build Foundation you will need builds of:
-
-- `libcurl` (https://curl.haxx.se, download the source, `cd` into `winbuild`, and run `nmake /f Makefile.vc mode=static VC=15 MACHINE=x64`)
+### 13. Build swift-corelibs-foundation
 
 ```cmd
 mkdir "S:\b\foundation"
@@ -288,7 +296,7 @@ cmake -G Ninja^
 path S:\b\foundation;%PATH%
 ```
 
-### 13. Build swift-corelibs-xctest
+### 14. Build swift-corelibs-xctest
 
 ```cmd
 mkdir "S:\b\xctest"
@@ -313,7 +321,7 @@ cmake --build S:\b\xctest
 path S:\b\xctest;%PATH%
 ```
 
-### 14. Install Swift on Windows
+### 15. Install Swift on Windows
 
 - Run ninja install: