Merge pull request #79613 from mikeash/reflection-tests-no-chained-fixups

[Test] Disable chained fixups when building a few reflection tests.

Author: mikeash

test/Reflection/conformance_descriptors.swift

@@ -11,7 +11,7 @@
 
 // RUN: %empty-directory(%t)
 
-// RUN: %target-build-swift -target %target-swift-5.2-abi-triple %S/Inputs/ConcreteTypes.swift %S/Inputs/GenericTypes.swift %S/Inputs/Protocols.swift %S/Inputs/Extensions.swift %S/Inputs/Closures.swift %S/Inputs/Conformances.swift -parse-as-library -emit-module -emit-library -module-name ConformanceCheck -o %t/Conformances
+// RUN: %target-build-swift -target %target-swift-5.2-abi-triple %S/Inputs/ConcreteTypes.swift %S/Inputs/GenericTypes.swift %S/Inputs/Protocols.swift %S/Inputs/Extensions.swift %S/Inputs/Closures.swift %S/Inputs/Conformances.swift -parse-as-library -emit-module -emit-library %no-fixup-chains -module-name ConformanceCheck -o %t/Conformances
 // RUN: %target-swift-reflection-dump %t/Conformances %platform-module-dir/%target-library-name(swiftCore) | %FileCheck %s
 
 // CHECK: CONFORMANCES:

test/Reflection/typeref_decoding.swift

@@ -11,8 +11,8 @@
 // FIXME: rdar://127796117
 // UNSUPPORTED: OS=linux-gnu && CPU=aarch64
 
-// RUN: %target-build-swift -target %target-swift-5.2-abi-triple -Xfrontend -enable-anonymous-context-mangled-names %S/Inputs/ConcreteTypes.swift %S/Inputs/GenericTypes.swift %S/Inputs/Protocols.swift %S/Inputs/Extensions.swift %S/Inputs/Closures.swift -parse-as-library -emit-module -emit-library -module-name TypesToReflect -o %t/%target-library-name(TypesToReflect)
-// RUN: %target-build-swift -target %target-swift-5.2-abi-triple -Xfrontend -enable-anonymous-context-mangled-names %S/Inputs/ConcreteTypes.swift %S/Inputs/GenericTypes.swift %S/Inputs/Protocols.swift %S/Inputs/Extensions.swift %S/Inputs/Closures.swift %S/Inputs/main.swift -emit-module -emit-executable -module-name TypesToReflect -o %t/TypesToReflect
+// RUN: %target-build-swift -target %target-swift-5.2-abi-triple -Xfrontend -enable-anonymous-context-mangled-names %S/Inputs/ConcreteTypes.swift %S/Inputs/GenericTypes.swift %S/Inputs/Protocols.swift %S/Inputs/Extensions.swift %S/Inputs/Closures.swift -parse-as-library -emit-module -emit-library %no-fixup-chains -module-name TypesToReflect -o %t/%target-library-name(TypesToReflect)
+// RUN: %target-build-swift -target %target-swift-5.2-abi-triple -Xfrontend -enable-anonymous-context-mangled-names %S/Inputs/ConcreteTypes.swift %S/Inputs/GenericTypes.swift %S/Inputs/Protocols.swift %S/Inputs/Extensions.swift %S/Inputs/Closures.swift %S/Inputs/main.swift -emit-module -emit-executable %no-fixup-chains -module-name TypesToReflect -o %t/TypesToReflect
 
 // RUN: %target-swift-reflection-dump %t/%target-library-name(TypesToReflect) | %FileCheck %s
 // RUN: %target-swift-reflection-dump %t/TypesToReflect | %FileCheck %s

test/Reflection/typeref_decoding_imported.swift

@@ -11,14 +11,14 @@
 
 // RUN: %empty-directory(%t)
 
-// RUN: %target-build-swift -target %target-swift-5.2-abi-triple %S/Inputs/ImportedTypes.swift %S/Inputs/ImportedTypesOther.swift -parse-as-library -emit-module -emit-library -module-name TypesToReflect -o %t/%target-library-name(TypesToReflect) -I %S/Inputs
+// RUN: %target-build-swift -target %target-swift-5.2-abi-triple %S/Inputs/ImportedTypes.swift %S/Inputs/ImportedTypesOther.swift -parse-as-library -emit-module -emit-library %no-fixup-chains -module-name TypesToReflect -o %t/%target-library-name(TypesToReflect) -I %S/Inputs
 // RUN: %target-swift-reflection-dump %t/%target-library-name(TypesToReflect) | %FileCheck %s --check-prefix=CHECK-%target-ptrsize --check-prefix=CHECK-%target-cpu
 
 // ... now, test single-frontend mode with multi-threaded LLVM emission:
 
 // RUN: %empty-directory(%t)
 
-// RUN: %target-build-swift -target %target-swift-5.2-abi-triple %S/Inputs/ImportedTypes.swift %S/Inputs/ImportedTypesOther.swift -parse-as-library -emit-module -emit-library -module-name TypesToReflect -o %t/%target-library-name(TypesToReflect) -I %S/Inputs -whole-module-optimization -num-threads 2
+// RUN: %target-build-swift -target %target-swift-5.2-abi-triple %S/Inputs/ImportedTypes.swift %S/Inputs/ImportedTypesOther.swift -parse-as-library -emit-module -emit-library %no-fixup-chains -module-name TypesToReflect -o %t/%target-library-name(TypesToReflect) -I %S/Inputs -whole-module-optimization -num-threads 2
 // RUN: %target-swift-reflection-dump %t/%target-library-name(TypesToReflect) | %FileCheck %s --check-prefix=CHECK-%target-ptrsize --check-prefix=CHECK-%target-cpu
 
 // UNSUPPORTED: OS=linux-android, OS=linux-androideabi

test/Reflection/typeref_lowering.swift

@@ -9,8 +9,8 @@
 // rdar://100558042
 // UNSUPPORTED: CPU=arm64e
 
-// RUN: %target-build-swift -target %target-swift-5.2-abi-triple -Xfrontend -disable-availability-checking %S/Inputs/TypeLowering.swift -parse-as-library -emit-module -emit-library -module-name TypeLowering -o %t/%target-library-name(TypesToReflect)
-// RUN: %target-build-swift -target %target-swift-5.2-abi-triple -Xfrontend -disable-availability-checking %S/Inputs/TypeLowering.swift %S/Inputs/main.swift -emit-module -emit-executable -module-name TypeLowering -o %t/TypesToReflect
+// RUN: %target-build-swift -target %target-swift-5.2-abi-triple -Xfrontend -disable-availability-checking %S/Inputs/TypeLowering.swift -parse-as-library -emit-module -emit-library %no-fixup-chains -module-name TypeLowering -o %t/%target-library-name(TypesToReflect)
+// RUN: %target-build-swift -target %target-swift-5.2-abi-triple -Xfrontend -disable-availability-checking %S/Inputs/TypeLowering.swift %S/Inputs/main.swift -emit-module -emit-executable %no-fixup-chains -module-name TypeLowering -o %t/TypesToReflect
 
 // RUN: %target-swift-reflection-dump %t/%target-library-name(TypesToReflect) %platform-module-dir/%target-library-name(swiftCore) -dump-type-lowering < %s | %FileCheck %s --check-prefix=CHECK-%target-ptrsize
 // RUN: %target-swift-reflection-dump %t/TypesToReflect %platform-module-dir/%target-library-name(swiftCore) -dump-type-lowering < %s | %FileCheck %s --check-prefix=CHECK-%target-ptrsize

test/lit.cfg

@@ -2828,6 +2828,13 @@ if config.sanitizers:
 else:
     config.substitutions.append(('%target-sanitizer-opt', ''))
 
+# Option to disable chained fixups on Darwin targets.
+if platform.system() == 'Darwin':
+    config.substitutions.append(('%no-fixup-chains',
+                                 '-Xlinker -no_fixup_chains'))
+else:
+    config.substitutions.append(('%no-fixup-chains', ''))
+
 # WORKAROUND(rdar://53507844): On some macOS versions, we see flaky failures in
 # tests which create a hard link to an executable and immediately invoke it.
 # Work around this by always copying on Darwin.