ARM Darwin default relocation model is PIC.

This matches clang, so default options in llc and friends are now closer to
clang's defaults.

llvm-svn: 140863

1 files changed, 5 insertions, 2 deletions

diff --git a/llvm/lib/Target/ARM/MCTargetDesc/ARMMCTargetDesc.cpp b/llvm/lib/Target/ARM/MCTargetDesc/ARMMCTargetDesc.cpp
index 5c582ca37fa..a55c41075d4 100644
--- a/llvm/lib/Target/ARM/MCTargetDesc/ARMMCTargetDesc.cpp
+++ b/llvm/lib/Target/ARM/MCTargetDesc/ARMMCTargetDesc.cpp
@@ -139,8 +139,11 @@ static MCAsmInfo *createARMMCAsmInfo(const Target &T, StringRef TT) {
 static MCCodeGenInfo *createARMMCCodeGenInfo(StringRef TT, Reloc::Model RM,
                                              CodeModel::Model CM) {
   MCCodeGenInfo *X = new MCCodeGenInfo();
-  if (RM == Reloc::Default)
-    RM = Reloc::DynamicNoPIC;
+  if (RM == Reloc::Default) {
+    Triple TheTriple(TT);
+    // Default relocation model on Darwin is PIC, not DynamicNoPIC.
+    RM = TheTriple.isOSDarwin() ? Reloc::PIC_ : Reloc::DynamicNoPIC;
+  }
   X->InitMCCodeGenInfo(RM, CM);
   return X;
 }