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QuietMisdreavusQuietMisdreavus
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add test to ensure consistent compatibility macro definitions (#64086)
rdar://106087804
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‎test/PrintAsObjC/Inputs/CrossCompiler.framework/Headers/cross-compiler.h

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#ifndef CROSS_COMPILER_H
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#define CROSS_COMPILER_H
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#include "empty.h"
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#include "old-compiler.h"
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#endif

‎test/PrintAsObjC/Inputs/CrossCompiler.framework/Headers/old-compiler.h

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// Generated by Apple Swift version 5.7.2 (swiftlang-5.7.2.135.5 clang-1400.0.29.51)
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#ifndef SWIFT57FRAMEWORK_SWIFT_H
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#define SWIFT57FRAMEWORK_SWIFT_H
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#pragma clang diagnostic push
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#pragma clang diagnostic ignored "-Wgcc-compat"
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#if !defined(__has_include)
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# define __has_include(x) 0
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#endif
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#if !defined(__has_attribute)
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# define __has_attribute(x) 0
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#endif
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#if !defined(__has_feature)
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# define __has_feature(x) 0
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#endif
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#if !defined(__has_warning)
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# define __has_warning(x) 0
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#endif
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#if __has_include(<swift/objc-prologue.h>)
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# include <swift/objc-prologue.h>
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#endif
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#pragma clang diagnostic ignored "-Wduplicate-method-match"
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#pragma clang diagnostic ignored "-Wauto-import"
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#if defined(__OBJC__)
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#include <Foundation/Foundation.h>
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#endif
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#if defined(__cplusplus)
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#include <cstdint>
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#include <cstddef>
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#include <cstdbool>
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#else
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#include <stdint.h>
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#include <stddef.h>
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#include <stdbool.h>
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#endif
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#define defined_replacement(x) 1
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#if defined_replacement(SWIFT_TYPEDEFS)
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# define SWIFT_TYPEDEFS 1
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# if __has_include(<uchar.h>)
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# include <uchar.h>
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# elif !defined(__cplusplus)
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typedef uint_least16_t char16_t;
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typedef uint_least32_t char32_t;
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# endif
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typedef float swift_float2 __attribute__((__ext_vector_type__(2)));
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typedef float swift_float3 __attribute__((__ext_vector_type__(3)));
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typedef float swift_float4 __attribute__((__ext_vector_type__(4)));
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typedef double swift_double2 __attribute__((__ext_vector_type__(2)));
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typedef double swift_double3 __attribute__((__ext_vector_type__(3)));
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typedef double swift_double4 __attribute__((__ext_vector_type__(4)));
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typedef int swift_int2 __attribute__((__ext_vector_type__(2)));
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typedef int swift_int3 __attribute__((__ext_vector_type__(3)));
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typedef int swift_int4 __attribute__((__ext_vector_type__(4)));
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typedef unsigned int swift_uint2 __attribute__((__ext_vector_type__(2)));
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typedef unsigned int swift_uint3 __attribute__((__ext_vector_type__(3)));
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typedef unsigned int swift_uint4 __attribute__((__ext_vector_type__(4)));
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#endif
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#if defined_replacement(SWIFT_PASTE)
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# define SWIFT_PASTE_HELPER(x, y) x##y
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# define SWIFT_PASTE(x, y) SWIFT_PASTE_HELPER(x, y)
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#endif
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#if defined_replacement(SWIFT_METATYPE)
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# define SWIFT_METATYPE(X) Class
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#endif
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#if defined_replacement(SWIFT_CLASS_PROPERTY)
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# if __has_feature(objc_class_property)
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# define SWIFT_CLASS_PROPERTY(...) __VA_ARGS__
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# else
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# define SWIFT_CLASS_PROPERTY(...)
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# endif
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#endif
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#if __has_attribute(objc_runtime_name)
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# define SWIFT_RUNTIME_NAME(X) __attribute__((objc_runtime_name(X)))
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#else
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# define SWIFT_RUNTIME_NAME(X)
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#endif
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#if __has_attribute(swift_name)
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# define SWIFT_COMPILE_NAME(X) __attribute__((swift_name(X)))
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#else
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# define SWIFT_COMPILE_NAME(X)
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#endif
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#if __has_attribute(objc_method_family)
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# define SWIFT_METHOD_FAMILY(X) __attribute__((objc_method_family(X)))
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#else
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# define SWIFT_METHOD_FAMILY(X)
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#endif
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#if __has_attribute(noescape)
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# define SWIFT_NOESCAPE __attribute__((noescape))
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#else
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# define SWIFT_NOESCAPE
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#endif
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#if __has_attribute(ns_consumed)
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# define SWIFT_RELEASES_ARGUMENT __attribute__((ns_consumed))
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#else
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# define SWIFT_RELEASES_ARGUMENT
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#endif
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#if __has_attribute(warn_unused_result)
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# define SWIFT_WARN_UNUSED_RESULT __attribute__((warn_unused_result))
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#else
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# define SWIFT_WARN_UNUSED_RESULT
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#endif
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#if __has_attribute(noreturn)
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# define SWIFT_NORETURN __attribute__((noreturn))
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#else
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# define SWIFT_NORETURN
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#endif
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#if defined_replacement(SWIFT_CLASS_EXTRA)
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# define SWIFT_CLASS_EXTRA
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#endif
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#if defined_replacement(SWIFT_PROTOCOL_EXTRA)
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# define SWIFT_PROTOCOL_EXTRA
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#endif
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#if defined_replacement(SWIFT_ENUM_EXTRA)
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# define SWIFT_ENUM_EXTRA
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#endif
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#if defined_replacement(SWIFT_CLASS)
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# if __has_attribute(objc_subclassing_restricted)
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# define SWIFT_CLASS(SWIFT_NAME) SWIFT_RUNTIME_NAME(SWIFT_NAME) __attribute__((objc_subclassing_restricted)) SWIFT_CLASS_EXTRA
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# define SWIFT_CLASS_NAMED(SWIFT_NAME) __attribute__((objc_subclassing_restricted)) SWIFT_COMPILE_NAME(SWIFT_NAME) SWIFT_CLASS_EXTRA
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# else
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# define SWIFT_CLASS(SWIFT_NAME) SWIFT_RUNTIME_NAME(SWIFT_NAME) SWIFT_CLASS_EXTRA
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# define SWIFT_CLASS_NAMED(SWIFT_NAME) SWIFT_COMPILE_NAME(SWIFT_NAME) SWIFT_CLASS_EXTRA
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# endif
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#endif
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#if defined_replacement(SWIFT_RESILIENT_CLASS)
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# if __has_attribute(objc_class_stub)
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# define SWIFT_RESILIENT_CLASS(SWIFT_NAME) SWIFT_CLASS(SWIFT_NAME) __attribute__((objc_class_stub))
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# define SWIFT_RESILIENT_CLASS_NAMED(SWIFT_NAME) __attribute__((objc_class_stub)) SWIFT_CLASS_NAMED(SWIFT_NAME)
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# else
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# define SWIFT_RESILIENT_CLASS(SWIFT_NAME) SWIFT_CLASS(SWIFT_NAME)
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# define SWIFT_RESILIENT_CLASS_NAMED(SWIFT_NAME) SWIFT_CLASS_NAMED(SWIFT_NAME)
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# endif
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#endif
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#if defined_replacement(SWIFT_PROTOCOL)
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# define SWIFT_PROTOCOL(SWIFT_NAME) SWIFT_RUNTIME_NAME(SWIFT_NAME) SWIFT_PROTOCOL_EXTRA
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# define SWIFT_PROTOCOL_NAMED(SWIFT_NAME) SWIFT_COMPILE_NAME(SWIFT_NAME) SWIFT_PROTOCOL_EXTRA
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#endif
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#if defined_replacement(SWIFT_EXTENSION)
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# define SWIFT_EXTENSION(M) SWIFT_PASTE(M##_Swift_, __LINE__)
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#endif
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#if !defined(OBJC_DESIGNATED_INITIALIZER)
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# if __has_attribute(objc_designated_initializer)
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# define OBJC_DESIGNATED_INITIALIZER __attribute__((objc_designated_initializer))
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# else
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# define OBJC_DESIGNATED_INITIALIZER
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# endif
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#endif
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#if defined_replacement(SWIFT_ENUM_ATTR)
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# if defined(__has_attribute) && __has_attribute(enum_extensibility)
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# define SWIFT_ENUM_ATTR(_extensibility) __attribute__((enum_extensibility(_extensibility)))
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# else
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# define SWIFT_ENUM_ATTR(_extensibility)
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# endif
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#endif
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#if defined_replacement(SWIFT_ENUM)
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# define SWIFT_ENUM(_type, _name, _extensibility) enum _name : _type _name; enum SWIFT_ENUM_ATTR(_extensibility) SWIFT_ENUM_EXTRA _name : _type
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# if __has_feature(generalized_swift_name)
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# define SWIFT_ENUM_NAMED(_type, _name, SWIFT_NAME, _extensibility) enum _name : _type _name SWIFT_COMPILE_NAME(SWIFT_NAME); enum SWIFT_COMPILE_NAME(SWIFT_NAME) SWIFT_ENUM_ATTR(_extensibility) SWIFT_ENUM_EXTRA _name : _type
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# else
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# define SWIFT_ENUM_NAMED(_type, _name, SWIFT_NAME, _extensibility) SWIFT_ENUM(_type, _name, _extensibility)
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# endif
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#endif
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#if defined_replacement(SWIFT_UNAVAILABLE)
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# define SWIFT_UNAVAILABLE __attribute__((unavailable))
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#endif
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#if defined_replacement(SWIFT_UNAVAILABLE_MSG)
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# define SWIFT_UNAVAILABLE_MSG(msg) __attribute__((unavailable(msg)))
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#endif
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#if defined_replacement(SWIFT_AVAILABILITY)
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# define SWIFT_AVAILABILITY(plat, ...) __attribute__((availability(plat, __VA_ARGS__)))
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#endif
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#if defined_replacement(SWIFT_WEAK_IMPORT)
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# define SWIFT_WEAK_IMPORT __attribute__((weak_import))
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#endif
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#if defined_replacement(SWIFT_DEPRECATED)
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# define SWIFT_DEPRECATED __attribute__((deprecated))
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#endif
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#if defined_replacement(SWIFT_DEPRECATED_MSG)
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# define SWIFT_DEPRECATED_MSG(...) __attribute__((deprecated(__VA_ARGS__)))
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#endif
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#if __has_feature(attribute_diagnose_if_objc)
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# define SWIFT_DEPRECATED_OBJC(Msg) __attribute__((diagnose_if(1, Msg, "warning")))
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#else
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# define SWIFT_DEPRECATED_OBJC(Msg) SWIFT_DEPRECATED_MSG(Msg)
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#endif
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#if defined(__OBJC__)
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#if !defined(IBSegueAction)
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# define IBSegueAction
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#endif
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#endif
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#if defined_replacement(SWIFT_EXTERN)
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# if defined(__cplusplus)
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# define SWIFT_EXTERN extern "C"
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# else
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# define SWIFT_EXTERN extern
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# endif
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#endif
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#if defined_replacement(SWIFT_CALL)
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# define SWIFT_CALL __attribute__((swiftcall))
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#endif
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#if defined(__cplusplus)
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#if defined_replacement(SWIFT_NOEXCEPT)
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# define SWIFT_NOEXCEPT noexcept
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#endif
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#else
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#if defined_replacement(SWIFT_NOEXCEPT)
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# define SWIFT_NOEXCEPT
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#endif
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#endif
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#if defined(__cplusplus)
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#if defined_replacement(SWIFT_CXX_INT_DEFINED)
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#define SWIFT_CXX_INT_DEFINED
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namespace swift {
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using Int = ptrdiff_t;
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using UInt = size_t;
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}
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#endif
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#endif
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#if defined(__OBJC__)
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#if __has_feature(modules)
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#if __has_warning("-Watimport-in-framework-header")
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#pragma clang diagnostic ignored "-Watimport-in-framework-header"
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#endif
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@import ObjectiveC;
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#endif
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#endif
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#pragma clang diagnostic ignored "-Wproperty-attribute-mismatch"
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#pragma clang diagnostic ignored "-Wduplicate-method-arg"
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#if __has_warning("-Wpragma-clang-attribute")
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# pragma clang diagnostic ignored "-Wpragma-clang-attribute"
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#endif
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#pragma clang diagnostic ignored "-Wunknown-pragmas"
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#pragma clang diagnostic ignored "-Wnullability"
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#pragma clang diagnostic ignored "-Wdollar-in-identifier-extension"
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#if __has_attribute(external_source_symbol)
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# pragma push_macro("any")
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# undef any
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# pragma clang attribute push(__attribute__((external_source_symbol(language="Swift", defined_in="Swift57Framework",generated_declaration))), apply_to=any(function,enum,objc_interface,objc_category,objc_protocol))
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# pragma pop_macro("any")
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#endif
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#if defined(__OBJC__)
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SWIFT_CLASS("_TtC16Swift57Framework3Foo")
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@interface Foo : NSObject
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- (nonnull instancetype)init OBJC_DESIGNATED_INITIALIZER;
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@end
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#endif
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#if defined(__cplusplus)
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#endif
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#if __has_attribute(external_source_symbol)
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# pragma clang attribute pop
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#endif
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#pragma clang diagnostic pop
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#endif
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‎test/PrintAsObjC/Inputs/CrossCompiler.framework/Modules/CrossCompiler.swiftmodule/.keep

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‎test/PrintAsObjC/Inputs/CrossCompiler.framework/cross-compiler

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‎test/PrintAsObjC/Inputs/CrossCompiler.framework/module.map

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framework module CrossCompiler {
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header "cross-compiler.h"
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export *
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}

‎test/PrintAsObjC/cross-compiler.swift

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// RUN: %empty-directory(%t)
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// RUN: cp -r %S/Inputs/CrossCompiler.framework %t/
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// RUN: %target-swift-frontend(mock-sdk: %clang-importer-sdk) %S/../Inputs/empty.swift -typecheck -emit-objc-header-path %t/CrossCompiler.framework/Headers/empty.h
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// RUN: %target-swift-frontend(mock-sdk: %clang-importer-sdk) -enable-objc-interop -emit-module-path %t/CrossCompiler.framework/Modules/CrossCompiler.swiftmodule/%target-swiftmodule-name -import-underlying-module -F %t -F %clang-importer-sdk-path/frameworks -module-name CrossCompiler -disable-objc-attr-requires-foundation-module -parse-as-library %s -Xcc -Werror
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// Ensure that building with multiple compatibility headers from different compilers doesn't
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// trigger "macro redefinition" errors (rdar://106087804)
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// CrossCompiler.framework contains a modified header generated with Swift 5.7 (before the
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// PrintAsClang refactor to make macros data-driven). By compiling it alongside a freshly-generated
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// header, we can make sure that the macro definitions are the same before and after the switch.
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