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# compiler settings for iOS clang compilers
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# QMAKE_IOS_XCODE_VERSION - set in mkspecs/common/ios/versions.conf
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QMAKE_IOS_CFLAGS = -fvisibility=hidden -fpascal-strings -fmessage-length=0
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QMAKE_IOS_CFLAGS += -Wno-trigraphs -Wreturn-type -Wparentheses -Wswitch -Wno-unused-parameter -Wunused-variable -Wunused-value -Wno-shorten-64-to-32 -Wno-sign-conversion
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QMAKE_IOS_CXXFLAGS = -fvisibility-inlines-hidden
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QMAKE_IOS_OBJ_CFLAGS = -Wno-arc-abi -Wc++0x-extensions
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# Device or simulator specific flags
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QMAKE_IOS_CFLAGS += -fexceptions -fasm-blocks
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QMAKE_IOS_OBJ_CFLAGS += -fobjc-abi-version=2 -fobjc-legacy-dispatch
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# Compiler version-specific flags
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!lessThan(QMAKE_IOS_XCODE_VERSION, "4.3") {
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# Clang 3.1 flags (will be used for later versions too)
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QMAKE_IOS_CFLAGS += -Wno-missing-field-initializers -Wno-missing-prototypes -Wno-implicit-atomic-properties -Wformat -Wno-missing-braces -Wno-unused-function -Wno-unused-label -Wuninitialized -Wno-unknown-pragmas -Wno-shadow -Wno-four-char-constants -Wno-sign-compare -Wpointer-sign -Wno-newline-eof -Wdeprecated-declarations -Winvalid-offsetof -Wno-conversion
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QMAKE_IOS_CXXFLAGS += -Wno-non-virtual-dtor -Wno-overloaded-virtual -Wno-exit-time-destructors -Wc++11-extensions
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QMAKE_IOS_OBJ_CFLAGS += -Wno-deprecated-implementations -Wprotocol -Wno-selector -Wno-strict-selector-match -Wno-undeclared-selector
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# Warn about unsupported (later than 4.5) Xcode versions
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!lessThan(QMAKE_IOS_XCODE_VERSION, "4.6"): warning("The version of Xcode installed on this system is not recognised - custom compiler settings may be necessary")
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if (!lessThan(QMAKE_IOS_XCODE_VERSION, "4.2")) {
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QMAKE_IOS_CFLAGS += -fdiagnostics-print-source-range-info -fdiagnostics-show-category=id -fdiagnostics-parseable-fixits
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# Older Clang versions are not supported
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error("Unsupported Xcode version $${QMAKE_IOS_XCODE_VERSION}")
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QMAKE_CFLAGS += $$QMAKE_IOS_CFLAGS
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QMAKE_CXXFLAGS += $$QMAKE_IOS_CFLAGS $$QMAKE_IOS_CXXFLAGS
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QMAKE_OBJECTIVE_CFLAGS += $$QMAKE_IOS_CFLAGS $$QMAKE_IOS_CXXFLAGS $$QMAKE_IOS_OBJ_CFLAGS
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QMAKE_IOS_OBJ_CFLAGS =