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authorArgyrios Kyrtzidis <akyrtzi@gmail.com>2012-02-29 03:43:52 +0000
committerArgyrios Kyrtzidis <akyrtzi@gmail.com>2012-02-29 03:43:52 +0000
commit3dbeb55874f6424a81400da1b5ac34eff2c0a43a (patch)
treeecc204a72aa182f714fb66d19e843b3fb24a403a /clang/lib/Driver/Tools.cpp
parentb0c72a5f584de8334f0af10e48ba687fc6e8ae70 (diff)
downloadbcm5719-llvm-3dbeb55874f6424a81400da1b5ac34eff2c0a43a.tar.gz
bcm5719-llvm-3dbeb55874f6424a81400da1b5ac34eff2c0a43a.zip
[driver] Emit an error when trying to use ARC on macosx earlier than 10.6
rdar://10459258 llvm-svn: 151706
Diffstat (limited to 'clang/lib/Driver/Tools.cpp')
-rw-r--r--clang/lib/Driver/Tools.cpp3
1 files changed, 3 insertions, 0 deletions
diff --git a/clang/lib/Driver/Tools.cpp b/clang/lib/Driver/Tools.cpp
index 14fb9cb7188..c5caaf024f7 100644
--- a/clang/lib/Driver/Tools.cpp
+++ b/clang/lib/Driver/Tools.cpp
@@ -2225,6 +2225,9 @@ void Clang::ConstructJob(Compilation &C, const JobAction &JA,
// NOTE: This logic is duplicated in ToolChains.cpp.
bool ARC = isObjCAutoRefCount(Args);
if (ARC) {
+ if (!getToolChain().SupportsObjCARC())
+ D.Diag(diag::err_arc_unsupported);
+
CmdArgs.push_back("-fobjc-arc");
// FIXME: It seems like this entire block, and several around it should be
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