Revert r142311, -mios-simulator-version-min does not work correctly.
llvm-svn: 142322
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@ -117,11 +117,54 @@ public:
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} // end anonymous namespace
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static inline StringRef SimulatorVersionDefineName() {
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return "__IPHONE_OS_VERSION_MIN_REQUIRED=";
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}
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/// \brief Parse the simulator version define:
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/// __IPHONE_OS_VERSION_MIN_REQUIRED=([0-9])([0-9][0-9])([0-9][0-9])
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// and return the grouped values as integers, e.g:
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// __IPHONE_OS_VERSION_MIN_REQUIRED=40201
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// will return Major=4, Minor=2, Micro=1.
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static bool GetVersionFromSimulatorDefine(StringRef define,
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unsigned &Major, unsigned &Minor,
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unsigned &Micro) {
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assert(define.startswith(SimulatorVersionDefineName()));
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StringRef name, version;
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llvm::tie(name, version) = define.split('=');
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if (version.empty())
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return false;
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std::string verstr = version.str();
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char *end;
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unsigned num = (unsigned) strtol(verstr.c_str(), &end, 10);
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if (*end != '\0')
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return false;
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Major = num / 10000;
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num = num % 10000;
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Minor = num / 100;
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Micro = num % 100;
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return true;
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}
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static bool HasARCRuntime(CompilerInvocation &origCI) {
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// This duplicates some functionality from Darwin::AddDeploymentTarget
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// but this function is well defined, so keep it decoupled from the driver
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// and avoid unrelated complications.
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for (unsigned i = 0, e = origCI.getPreprocessorOpts().Macros.size();
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i != e; ++i) {
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StringRef define = origCI.getPreprocessorOpts().Macros[i].first;
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bool isUndef = origCI.getPreprocessorOpts().Macros[i].second;
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if (isUndef)
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continue;
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if (!define.startswith(SimulatorVersionDefineName()))
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continue;
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unsigned Major = 0, Minor = 0, Micro = 0;
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if (GetVersionFromSimulatorDefine(define, Major, Minor, Micro) &&
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Major < 10 && Minor < 100 && Micro < 100)
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return Major >= 5;
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}
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llvm::Triple triple(origCI.getTargetOpts().Triple);
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if (triple.getOS() == llvm::Triple::IOS)
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@ -454,6 +454,35 @@ void DarwinClang::AddLinkRuntimeLibArgs(const ArgList &Args,
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}
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}
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static inline StringRef SimulatorVersionDefineName() {
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return "__IPHONE_OS_VERSION_MIN_REQUIRED";
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}
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/// \brief Parse the simulator version define:
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/// __IPHONE_OS_VERSION_MIN_REQUIRED=([0-9])([0-9][0-9])([0-9][0-9])
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// and return the grouped values as integers, e.g:
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// __IPHONE_OS_VERSION_MIN_REQUIRED=40201
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// will return Major=4, Minor=2, Micro=1.
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static bool GetVersionFromSimulatorDefine(StringRef define,
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unsigned &Major, unsigned &Minor,
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unsigned &Micro) {
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assert(define.startswith(SimulatorVersionDefineName()));
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StringRef name, version;
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llvm::tie(name, version) = define.split('=');
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if (version.empty())
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return false;
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std::string verstr = version.str();
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char *end;
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unsigned num = (unsigned) strtol(verstr.c_str(), &end, 10);
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if (*end != '\0')
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return false;
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Major = num / 10000;
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num = num % 10000;
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Minor = num / 100;
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Micro = num % 100;
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return true;
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}
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void Darwin::AddDeploymentTarget(DerivedArgList &Args) const {
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const OptTable &Opts = getDriver().getOpts();
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@ -462,6 +491,28 @@ void Darwin::AddDeploymentTarget(DerivedArgList &Args) const {
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Arg *iOSSimVersion = Args.getLastArg(
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options::OPT_mios_simulator_version_min_EQ);
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// FIXME: HACK! When compiling for the simulator we don't get a
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// '-miphoneos-version-min' to help us know whether there is an ARC runtime
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// or not; try to parse a __IPHONE_OS_VERSION_MIN_REQUIRED
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// define passed in command-line.
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if (!iOSVersion) {
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for (arg_iterator it = Args.filtered_begin(options::OPT_D),
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ie = Args.filtered_end(); it != ie; ++it) {
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StringRef define = (*it)->getValue(Args);
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if (define.startswith(SimulatorVersionDefineName())) {
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unsigned Major = 0, Minor = 0, Micro = 0;
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if (GetVersionFromSimulatorDefine(define, Major, Minor, Micro) &&
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Major < 10 && Minor < 100 && Micro < 100) {
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ARCRuntimeForSimulator = Major < 5 ? ARCSimulator_NoARCRuntime
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: ARCSimulator_HasARCRuntime;
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LibCXXForSimulator = Major < 5 ? LibCXXSimulator_NotAvailable
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: LibCXXSimulator_Available;
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}
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break;
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}
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}
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}
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if (OSXVersion && (iOSVersion || iOSSimVersion)) {
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getDriver().Diag(diag::err_drv_argument_not_allowed_with)
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<< OSXVersion->getAsString(Args)
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@ -1,5 +1,5 @@
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// RUN: %clang -### -x objective-c -ccc-host-triple i386-apple-darwin10 -arch i386 -mios-simulator-version-min=4.2 -fobjc-arc -fsyntax-only %s 2>&1 | FileCheck -check-prefix=CHECK-OPTIONS1 %s
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// RUN: %clang -### -x objective-c -ccc-host-triple i386-apple-darwin10 -arch i386 -mios-simulator-version-min=5 -fobjc-arc -fsyntax-only %s 2>&1 | FileCheck -check-prefix=CHECK-OPTIONS2 %s
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// RUN: %clang -### -x objective-c -ccc-host-triple i386-apple-darwin10 -arch i386 -mmacosx-version-min=10.6 -D__IPHONE_OS_VERSION_MIN_REQUIRED=40201 -fobjc-arc -fsyntax-only %s 2>&1 | FileCheck -check-prefix=CHECK-OPTIONS1 %s
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// RUN: %clang -### -x objective-c -ccc-host-triple i386-apple-darwin10 -arch i386 -mmacosx-version-min=10.6 -D__IPHONE_OS_VERSION_MIN_REQUIRED=50000 -fobjc-arc -fsyntax-only %s 2>&1 | FileCheck -check-prefix=CHECK-OPTIONS2 %s
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//
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// CHECK-OPTIONS1-NOT: -fobjc-runtime-has-weak
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