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[ASan] Let the users to invoke `clang -fsanitize=address` to link binaries targeting the iOS simulator. 

llvm-svn: 177633
This commit is contained in:
Alexander Potapenko 2013-03-21 10:49:06 +00:00
parent df973ed626
commit 5700f40d80
1 changed files with 10 additions and 8 deletions
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14
clang/lib/Driver/ToolChains.cpp
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@ -312,19 +312,21 @@ void DarwinClang::AddLinkRuntimeLibArgs(const ArgList &Args,
// Add ASAN runtime library, if required. Dynamic libraries and bundles
// should not be linked with the runtime library.
if (Sanitize.needsAsanRt()) {
if (Args.hasArg(options::OPT_dynamiclib) ||
Args.hasArg(options::OPT_bundle)) {
// Assume the binary will provide the ASan runtime.
} else if (isTargetIPhoneOS()) {
if (isTargetIPhoneOS() && !isTargetIOSSimulator()) {
getDriver().Diag(diag::err_drv_clang_unsupported_per_platform)
<< "-fsanitize=address";
} else {
AddLinkRuntimeLib(Args, CmdArgs, "libclang_rt.asan_osx_dynamic.dylib", true);
if (Args.hasArg(options::OPT_dynamiclib) ||
Args.hasArg(options::OPT_bundle)) {
// Assume the binary will provide the ASan runtime.
} else {
AddLinkRuntimeLib(Args, CmdArgs,
"libclang_rt.asan_osx_dynamic.dylib", true);
// The ASAN runtime library requires C++.
AddCXXStdlibLibArgs(Args, CmdArgs);
}
}
}
// Otherwise link libSystem, then the dynamic runtime library, and finally any
// target specific static runtime library.