[lld] r278430 - Make class hierarchy more shallow.

[Rui Ueyama via llvm-commits]

Author: ruiu
Date: Thu Aug 11 17:06:55 2016
New Revision: 278430

URL: http://llvm.org/viewvc/llvm-project?rev=278430&view=rev
Log:
Make class hierarchy more shallow.

LayoutInputSection is a dummy class and does not need any features
that the actual implementation (InputSection class) provides.

Modified:
    lld/trunk/ELF/LinkerScript.cpp

Modified: lld/trunk/ELF/LinkerScript.cpp
URL: http://llvm.org/viewvc/llvm-project/lld/trunk/ELF/LinkerScript.cpp?rev=278430&r1=278429&r2=278430&view=diff
==============================================================================
--- lld/trunk/ELF/LinkerScript.cpp (original)
+++ lld/trunk/ELF/LinkerScript.cpp Thu Aug 11 17:06:55 2016
@@ -147,7 +147,7 @@ namespace {
 // keep symbol definitions in output sections. Because output sections
 // can contain only input sections, we wrap symbol definitions
 // with dummy input sections. This class serves that purpose.
-template <class ELFT> class LayoutInputSection : public InputSection<ELFT> {
+template <class ELFT> class LayoutInputSection : public InputSectionBase<ELFT> {
 public:
   LayoutInputSection(SymbolAssignment *Cmd);
   static bool classof(const InputSectionBase<ELFT> *S);
@@ -194,9 +194,10 @@ template <class T> static T *zero(T *Val
 
 template <class ELFT>
 LayoutInputSection<ELFT>::LayoutInputSection(SymbolAssignment *Cmd)
-    : InputSection<ELFT>(nullptr, zero(&Hdr)), Cmd(Cmd) {
+    : InputSectionBase<ELFT>(nullptr, zero(&Hdr),
+                             InputSectionBase<ELFT>::Layout),
+      Cmd(Cmd) {
   this->Live = true;
-  this->SectionKind = InputSectionBase<ELFT>::Layout;
   Hdr.sh_type = SHT_NOBITS;
 }