Subzero: Fix symbol name mangling. Make flags global.

src/IceTargetLoweringARM32.h

 //===- subzero/src/IceTargetLoweringARM32.h - ARM32 lowering ----*- C++ -*-===//
 //
 //                        The Subzero Code Generator
 //
 // This file is distributed under the University of Illinois Open Source
 // License. See LICENSE.TXT for details.
 //
 //===----------------------------------------------------------------------===//
 ///
 /// \file
@@ skipping 922 matching lines @@
   // Movw:
   //     movw Register, #:lower16:Name - (End - Movw) - 8 .
   // Movt:
   //     movt Register, #:upper16:Name - (End - Movt) - 8 .
   //     PC = fake-def
   // End:
   //     Finish(PC)
   //
   // The -8 in movw/movt above is to account for the PC value that the first
   // instruction emitted by Finish(PC) will read.
-  void loadNamedConstantRelocatablePIC(const IceString &Name,
-                                       Variable *Register,
-                                       std::function<void(Variable *PC)> Finish,
-                                       bool SuppressMangling = true);
+  void
+  loadNamedConstantRelocatablePIC(const IceString &Name, Variable *Register,
+                                  std::function<void(Variable *PC)> Finish);
 
   /// Sandboxer defines methods for ensuring that "dangerous" operations are
   /// masked during sandboxed code emission. For regular, non-sandboxed code
   /// emission, its methods are simple pass-through methods.
   ///
   /// The Sandboxer also emits BundleLock/BundleUnlock pseudo-instructions
   /// in the constructor/destructor during sandboxed code emission. Therefore,
   /// it is a bad idea to create an object of this type and "keep it around."
   /// The recommended usage is:
   ///
@@ skipping 374 matching lines @@
 private:
   ~TargetHeaderARM32() = default;
 
   TargetARM32Features CPUFeatures;
 };
 
 } // end of namespace ARM32
 } // end of namespace Ice
 
 #endif // SUBZERO_SRC_ICETARGETLOWERINGARM32_H