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jckarterjckarter
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@_extern is an experimental feature.
Mark it as such. rdar://132013078
1 parent 42c43e6 commit fed8e70

18 files changed

+33
-28
lines changed

‎include/swift/Basic/Features.def

Lines changed: 2 additions & 1 deletion
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@@ -185,7 +185,6 @@ BASELINE_LANGUAGE_FEATURE(RetroactiveAttribute, 364, "@retroactive")
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BASELINE_LANGUAGE_FEATURE(ExtensionMacroAttr, 0, "@attached(extension)")
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BASELINE_LANGUAGE_FEATURE(TypedThrows, 413, "Typed throws")
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BASELINE_LANGUAGE_FEATURE(OptionalIsolatedParameters, 420, "Optional isolated parameters")
188-
BASELINE_LANGUAGE_FEATURE(Extern, 0, "@_extern")
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BASELINE_LANGUAGE_FEATURE(ExpressionMacroDefaultArguments, 422, "Expression macro as caller-side default argument")
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BASELINE_LANGUAGE_FEATURE(BuiltinStoreRaw, 0, "Builtin.storeRaw")
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BASELINE_LANGUAGE_FEATURE(BuiltinCreateTask, 0, "Builtin.createTask and Builtin.createDiscardingTask")
@@ -395,6 +394,8 @@ EXPERIMENTAL_FEATURE(ReinitializeConsumeInMultiBlockDefer, false)
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EXPERIMENTAL_FEATURE(SE427NoInferenceOnExtension, false)
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EXPERIMENTAL_FEATURE(Extern, true)
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#undef EXPERIMENTAL_FEATURE_EXCLUDED_FROM_MODULE_INTERFACE
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#undef EXPERIMENTAL_FEATURE
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#undef UPCOMING_FEATURE

‎lib/AST/FeatureSet.cpp

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@@ -185,6 +185,10 @@ static bool usesFeatureSendingArgsAndResults(Decl *decl) {
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return false;
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}
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static bool usesFeatureExtern(Decl *decl) {
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return decl->getAttrs().hasAttribute<ExternAttr>();
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}
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UNINTERESTING_FEATURE(DynamicActorIsolation)
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UNINTERESTING_FEATURE(NonfrozenEnumExhaustivity)
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UNINTERESTING_FEATURE(ClosureIsolation)

‎test/SIL/modules-extern.swift

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@@ -1,8 +1,8 @@
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// RUN: %empty-directory(%t)
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// RUN: %{python} %utils/split_file.py -o %t %s
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4-
// RUN: %target-swift-frontend -emit-module -o %t/MyModule.swiftmodule %t/MyModule.swift -parse-as-library
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// RUN: %target-swift-frontend -c -I %t %t/Main.swift -o %t/a.o
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// RUN: %target-swift-frontend -enable-experimental-feature Extern -emit-module -o %t/MyModule.swiftmodule %t/MyModule.swift -parse-as-library
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// RUN: %target-swift-frontend -enable-experimental-feature Extern -c -I %t %t/Main.swift -o %t/a.o
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// BEGIN MyModule.swift
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‎test/embedded/array-to-pointer.swift

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@@ -1,5 +1,5 @@
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// RUN: %empty-directory(%t)
2-
// RUN: %target-swift-frontend %s -enable-experimental-feature Embedded -c -o %t/main.o
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// RUN: %target-swift-frontend %s -enable-experimental-feature Extern -enable-experimental-feature Embedded -c -o %t/main.o
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// RUN: %target-clang -x c -c %S/Inputs/print.c -o %t/print.o
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// RUN: %target-clang %t/main.o %t/print.o -o %t/a.out -dead_strip
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// RUN: %target-run %t/a.out | %FileCheck %s

‎test/embedded/arrays.swift

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@@ -1,5 +1,5 @@
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// RUN: %empty-directory(%t)
2-
// RUN: %target-swift-frontend %s -enable-experimental-feature Embedded -c -o %t/main.o
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// RUN: %target-swift-frontend -enable-experimental-feature Extern %s -enable-experimental-feature Embedded -c -o %t/main.o
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// RUN: %target-clang -x c -c %S/Inputs/print.c -o %t/print.o
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// RUN: %target-clang %t/main.o %t/print.o -o %t/a.out -dead_strip
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// RUN: %target-run %t/a.out | %FileCheck %s

‎test/embedded/collection.swift

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@@ -1,5 +1,5 @@
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// RUN: %empty-directory(%t)
2-
// RUN: %target-swift-frontend -enable-experimental-feature Embedded -enforce-exclusivity=none %s -c -o %t/a.o
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// RUN: %target-swift-frontend -enable-experimental-feature Extern -enable-experimental-feature Embedded -enforce-exclusivity=none %s -c -o %t/a.o
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// RUN: %target-clang -x c -c %S/Inputs/print.c -o %t/print.o
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// RUN: %target-clang %t/a.o %t/print.o -o %t/a.out
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// RUN: %target-run %t/a.out | %FileCheck %s

‎test/embedded/custom-print.swift

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@@ -1,5 +1,5 @@
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// RUN: %empty-directory(%t)
2-
// RUN: %target-swift-frontend -enable-experimental-feature Embedded -enforce-exclusivity=none %s -c -o %t/a.o
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// RUN: %target-swift-frontend -enable-experimental-feature Extern -enable-experimental-feature Embedded -enforce-exclusivity=none %s -c -o %t/a.o
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// RUN: %target-clang %t/a.o -o %t/a.out
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// RUN: %target-run %t/a.out | %FileCheck %s
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‎test/embedded/dependencies-no-allocations.swift

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@@ -1,5 +1,5 @@
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// RUN: %empty-directory(%t)
2-
// RUN: %target-swift-frontend -enable-experimental-feature Embedded -no-allocations %s -c -o %t/a.o
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// RUN: %target-swift-frontend -enable-experimental-feature Extern -enable-experimental-feature Embedded -no-allocations %s -c -o %t/a.o
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// RUN: grep DEP\: %s | sed 's#// DEP\: ##' | sort > %t/allowed-dependencies.txt
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‎test/embedded/dependencies.swift

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@@ -1,5 +1,5 @@
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// RUN: %empty-directory(%t)
2-
// RUN: %target-swift-frontend -parse-as-library -enable-experimental-feature Embedded %s -c -o %t/a.o
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// RUN: %target-swift-frontend -parse-as-library -enable-experimental-feature Extern -enable-experimental-feature Embedded %s -c -o %t/a.o
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// RUN: grep DEP\: %s | sed 's#// DEP\: ##' | sort > %t/allowed-dependencies.txt
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‎test/embedded/deserialize-vtables.swift

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@@ -1,6 +1,6 @@
1-
// RUN: %target-run-simple-swift(-enable-experimental-feature Embedded -parse-as-library -runtime-compatibility-version none -wmo -Xfrontend -disable-objc-interop) | %FileCheck %s
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// RUN: %target-run-simple-swift(-O -enable-experimental-feature Embedded -parse-as-library -runtime-compatibility-version none -wmo -Xfrontend -disable-objc-interop) | %FileCheck %s
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// RUN: %target-run-simple-swift(-Osize -enable-experimental-feature Embedded -parse-as-library -runtime-compatibility-version none -wmo -Xfrontend -disable-objc-interop) | %FileCheck %s
1+
// RUN: %target-run-simple-swift(-enable-experimental-feature Extern -enable-experimental-feature Embedded -parse-as-library -runtime-compatibility-version none -wmo -Xfrontend -disable-objc-interop) | %FileCheck %s
2+
// RUN: %target-run-simple-swift(-O -enable-experimental-feature Extern -enable-experimental-feature Embedded -parse-as-library -runtime-compatibility-version none -wmo -Xfrontend -disable-objc-interop) | %FileCheck %s
3+
// RUN: %target-run-simple-swift(-Osize -enable-experimental-feature Extern -enable-experimental-feature Embedded -parse-as-library -runtime-compatibility-version none -wmo -Xfrontend -disable-objc-interop) | %FileCheck %s
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// REQUIRES: swift_in_compiler
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// REQUIRES: executable_test

‎test/embedded/lto.swift

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@@ -1,5 +1,5 @@
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// RUN: %empty-directory(%t)
2-
// RUN: %target-swift-frontend -lto=llvm-full %s -enable-experimental-feature Embedded -emit-bc -o %t/a.o
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// RUN: %target-swift-frontend -enable-experimental-feature Extern -lto=llvm-full %s -enable-experimental-feature Embedded -emit-bc -o %t/a.o
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// RUN: %target-clang %t/a.o -o %t/a.out
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// RUN: %target-run %t/a.out | %FileCheck %s
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‎test/embedded/modules-extern.swift

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@@ -1,8 +1,8 @@
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// RUN: %empty-directory(%t)
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// RUN: %{python} %utils/split_file.py -o %t %s
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4-
// RUN: %target-swift-frontend -emit-module -o %t/MyModule.swiftmodule %t/MyModule.swift -enable-experimental-feature Embedded -parse-as-library
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// RUN: %target-swift-frontend -c -I %t %t/Main.swift -enable-experimental-feature Embedded -o %t/a.o
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// RUN: %target-swift-frontend -enable-experimental-feature Extern -emit-module -o %t/MyModule.swiftmodule %t/MyModule.swift -enable-experimental-feature Embedded -parse-as-library
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// RUN: %target-swift-frontend -enable-experimental-feature Extern -c -I %t %t/Main.swift -enable-experimental-feature Embedded -o %t/a.o
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// REQUIRES: swift_in_compiler
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// REQUIRES: OS=macosx || OS=linux-gnu

‎test/embedded/modules-globals-exec.swift

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@@ -1,8 +1,8 @@
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// RUN: %empty-directory(%t)
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// RUN: %{python} %utils/split_file.py -o %t %s
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4-
// RUN: %target-swift-frontend -emit-module -o %t/MyModule.swiftmodule %t/MyModule.swift -enable-experimental-feature Embedded -parse-as-library
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// RUN: %target-swift-frontend -c -I %t %t/Main.swift -enable-experimental-feature Embedded -o %t/a.o
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// RUN: %target-swift-frontend -enable-experimental-feature Extern -emit-module -o %t/MyModule.swiftmodule %t/MyModule.swift -enable-experimental-feature Embedded -parse-as-library
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// RUN: %target-swift-frontend -enable-experimental-feature Extern -c -I %t %t/Main.swift -enable-experimental-feature Embedded -o %t/a.o
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// RUN: %target-clang -x c -c %S/Inputs/print.c -o %t/print.o
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// RUN: %target-clang %t/a.o %t/print.o -o %t/a.out
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// RUN: %target-run %t/a.out | %FileCheck %s

‎test/embedded/modules-print-exec.swift

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@@ -1,8 +1,8 @@
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// RUN: %empty-directory(%t)
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// RUN: %{python} %utils/split_file.py -o %t %s
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4-
// RUN: %target-swift-frontend -emit-module -o %t/MyModule.swiftmodule %t/MyModule.swift -enable-experimental-feature Embedded -parse-as-library
5-
// RUN: %target-swift-frontend -c -I %t %t/Main.swift -enable-experimental-feature Embedded -o %t/a.o
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// RUN: %target-swift-frontend -enable-experimental-feature Extern -emit-module -o %t/MyModule.swiftmodule %t/MyModule.swift -enable-experimental-feature Embedded -parse-as-library
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// RUN: %target-swift-frontend -enable-experimental-feature Extern -c -I %t %t/Main.swift -enable-experimental-feature Embedded -o %t/a.o
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// RUN: %target-clang -x c -c %S/Inputs/print.c -o %t/print.o
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// RUN: %target-clang %t/a.o %t/print.o -o %t/a.out
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// RUN: %target-run %t/a.out | %FileCheck %s

‎test/embedded/runtime.swift

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@@ -1,6 +1,6 @@
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// RUN: %target-run-simple-swift(-enable-experimental-feature Embedded -parse-as-library -runtime-compatibility-version none -wmo -Xfrontend -disable-objc-interop) | %FileCheck %s
2-
// RUN: %target-run-simple-swift(-O -enable-experimental-feature Embedded -parse-as-library -runtime-compatibility-version none -wmo -Xfrontend -disable-objc-interop) | %FileCheck %s
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// RUN: %target-run-simple-swift(-Osize -enable-experimental-feature Embedded -parse-as-library -runtime-compatibility-version none -wmo -Xfrontend -disable-objc-interop) | %FileCheck %s
1+
// RUN: %target-run-simple-swift(-enable-experimental-feature Extern -enable-experimental-feature Embedded -parse-as-library -runtime-compatibility-version none -wmo -Xfrontend -disable-objc-interop) | %FileCheck %s
2+
// RUN: %target-run-simple-swift(-enable-experimental-feature Extern -O -enable-experimental-feature Embedded -parse-as-library -runtime-compatibility-version none -wmo -Xfrontend -disable-objc-interop) | %FileCheck %s
3+
// RUN: %target-run-simple-swift(-enable-experimental-feature Extern -Osize -enable-experimental-feature Embedded -parse-as-library -runtime-compatibility-version none -wmo -Xfrontend -disable-objc-interop) | %FileCheck %s
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// REQUIRES: swift_in_compiler
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// REQUIRES: executable_test

‎test/embedded/string-to-pointer.swift

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@@ -1,4 +1,4 @@
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// RUN: %target-run-simple-swift(-enable-experimental-feature Embedded -wmo) | %FileCheck %s
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// RUN: %target-run-simple-swift(-enable-experimental-feature Extern -enable-experimental-feature Embedded -wmo) | %FileCheck %s
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// REQUIRES: swift_in_compiler
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// REQUIRES: executable_test

‎test/embedded/traps-multiple-preconditions-ir.swift

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@@ -1,7 +1,7 @@
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// RUN: %target-swift-emit-ir -enable-experimental-feature Embedded -wmo -Xllvm -link-embedded-runtime=0 %s -O | %FileCheck %s --check-prefix=CHECK-NOMESSAGE
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// RUN: %target-swift-emit-ir -enable-experimental-feature Embedded -wmo -Xllvm -link-embedded-runtime=0 %s -Osize | %FileCheck %s --check-prefix=CHECK-NOMESSAGE
3-
// RUN: %target-swift-emit-ir -enable-experimental-feature Embedded -wmo -Xllvm -link-embedded-runtime=0 %s -O -assert-config Debug | %FileCheck %s --check-prefix=CHECK-MESSAGE
4-
// RUN: %target-swift-emit-ir -enable-experimental-feature Embedded -wmo -Xllvm -link-embedded-runtime=0 %s -Osize -assert-config Debug | %FileCheck %s --check-prefix=CHECK-MESSAGE
1+
// RUN: %target-swift-emit-ir -enable-experimental-feature Extern -enable-experimental-feature Embedded -wmo -Xllvm -link-embedded-runtime=0 %s -O | %FileCheck %s --check-prefix=CHECK-NOMESSAGE
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// RUN: %target-swift-emit-ir -enable-experimental-feature Extern -enable-experimental-feature Embedded -wmo -Xllvm -link-embedded-runtime=0 %s -Osize | %FileCheck %s --check-prefix=CHECK-NOMESSAGE
3+
// RUN: %target-swift-emit-ir -enable-experimental-feature Extern -enable-experimental-feature Embedded -wmo -Xllvm -link-embedded-runtime=0 %s -O -assert-config Debug | %FileCheck %s --check-prefix=CHECK-MESSAGE
4+
// RUN: %target-swift-emit-ir -enable-experimental-feature Extern -enable-experimental-feature Embedded -wmo -Xllvm -link-embedded-runtime=0 %s -Osize -assert-config Debug | %FileCheck %s --check-prefix=CHECK-MESSAGE
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// REQUIRES: swift_in_compiler
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// REQUIRES: optimized_stdlib

‎test/embedded/volatile-exec.swift

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@@ -1,4 +1,4 @@
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// RUN: %target-run-simple-swift(-parse-as-library -enable-experimental-feature Embedded -wmo -runtime-compatibility-version none) | %FileCheck %s
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// RUN: %target-run-simple-swift(-parse-as-library -enable-experimental-feature Extern -enable-experimental-feature Embedded -wmo -runtime-compatibility-version none) | %FileCheck %s
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// REQUIRES: swift_in_compiler
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// REQUIRES: executable_test

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