From: Rui Ueyama <ruiu@google.com>
Date: Thu, 3 Mar 2016 06:22:29 +0000 (+0000)
Subject: Replace ECRAII class with a function.
X-Git-Url: http://review.tizen.org/git/?a=commitdiff_plain;h=eb3413e43a88264494cbf8404c253b622fcb195d;p=platform%2Fupstream%2Fllvm.git

Replace ECRAII class with a function.

RCRAII class was a bit tricky. This patch removes that.

llvm-svn: 262586
---

diff --git a/lld/ELF/InputFiles.cpp b/lld/ELF/InputFiles.cpp
index 8b8cf02..393c52b 100644
--- a/lld/ELF/InputFiles.cpp
+++ b/lld/ELF/InputFiles.cpp
@@ -25,19 +25,17 @@ using namespace llvm::sys::fs;
 using namespace lld;
 using namespace lld::elf;
 
-namespace {
-class ECRAII {
+template <class ELFT>
+static ELFFile<ELFT> createELFObj(MemoryBufferRef MB) {
   std::error_code EC;
-
-public:
-  std::error_code &getEC() { return EC; }
-  ~ECRAII() { fatal(EC); }
-};
+  ELFFile<ELFT> F(MB.getBuffer(), EC);
+  fatal(EC);
+  return F;
 }
 
 template <class ELFT>
-ELFFileBase<ELFT>::ELFFileBase(Kind K, MemoryBufferRef M)
-    : InputFile(K, M), ELFObj(MB.getBuffer(), ECRAII().getEC()) {}
+ELFFileBase<ELFT>::ELFFileBase(Kind K, MemoryBufferRef MB)
+    : InputFile(K, MB), ELFObj(createELFObj<ELFT>(MB)) {}
 
 template <class ELFT>
 ELFKind ELFFileBase<ELFT>::getELFKind() {