Subzero. Uses fixups to calculate addend to relocations.

src/IceELFObjectWriter.h

Index: src/IceELFObjectWriter.h
diff --git a/src/IceELFObjectWriter.h b/src/IceELFObjectWriter.h
index 58be83ca35d49e7b6e89962679105f00a16976f7..4c5b80c111123dd33494428432af6b48ea53516d 100644
--- a/src/IceELFObjectWriter.h
+++ b/src/IceELFObjectWriter.h
@@ -69,7 +69,7 @@ public:
   /// after all functions are written. The text buffer and fixups are extracted
   /// from the Assembler object.
   void writeFunctionCode(const IceString &FuncName, bool IsInternal,
-                         const Assembler *Asm);
+                         Assembler *Asm);
 
   /// Queries the GlobalContext for constant pools of the given type and writes
   /// out read-only data sections for those constants. This also fills the