Ensure .AliasedSymbol() is called on all uses of getSymbol(). Affects ARM and MIPS ELF backends.

Fixes PR11877



git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@149180 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/lib/Target/ARM/MCTargetDesc/ARMELFObjectWriter.cpp b/lib/Target/ARM/MCTargetDesc/ARMELFObjectWriter.cpp
index 2ad64de..7d44dda 100644
--- a/lib/Target/ARM/MCTargetDesc/ARMELFObjectWriter.cpp
+++ b/lib/Target/ARM/MCTargetDesc/ARMELFObjectWriter.cpp
@@ -69,7 +69,7 @@
                                                    const MCFragment &F,
                                                    const MCFixup &Fixup,
                                                    bool IsPCRel) const {
-  const MCSymbol &Symbol = Target.getSymA()->getSymbol();
+  const MCSymbol &Symbol = Target.getSymA()->getSymbol().AliasedSymbol();
   bool EmitThisSym = false;
 
   const MCSectionELF &Section =