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-rw-r--r--lib/Target/ARM/ARMSubtarget.cpp5
1 files changed, 5 insertions, 0 deletions
diff --git a/lib/Target/ARM/ARMSubtarget.cpp b/lib/Target/ARM/ARMSubtarget.cpp
index 1cab9e4..247d6be 100644
--- a/lib/Target/ARM/ARMSubtarget.cpp
+++ b/lib/Target/ARM/ARMSubtarget.cpp
@@ -53,11 +53,14 @@ ARMSubtarget::ARMSubtarget(const std::string &TT, const std::string &CPU,
, HasVMLxForwarding(false)
, SlowFPBrcc(false)
, InThumbMode(false)
+ , InNaClMode(false)
, HasThumb2(false)
+ , IsMClass(false)
, NoARM(false)
, PostRAScheduler(false)
, IsR9Reserved(ReserveR9)
, UseMovt(false)
+ , SupportsTailCall(false)
, HasFP16(false)
, HasD16(false)
, HasHardwareDivide(false)
@@ -111,6 +114,8 @@ ARMSubtarget::ARMSubtarget(const std::string &TT, const std::string &CPU,
else {
IsR9Reserved = ReserveR9 | !HasV6Ops;
UseMovt = DarwinUseMOVT && hasV6T2Ops();
+ const Triple &T = getTargetTriple();
+ SupportsTailCall = T.getOS() == Triple::IOS && !T.isOSVersionLT(5, 0);
}
if (!isThumb() || hasThumb2())
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