Remove testing -use-x86_64-abi option; current implementation is
robust enough for general use.


git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@63406 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/lib/CodeGen/CGCall.cpp b/lib/CodeGen/CGCall.cpp
index 8027612..21eccdc 100644
--- a/lib/CodeGen/CGCall.cpp
+++ b/lib/CodeGen/CGCall.cpp
@@ -27,11 +27,6 @@
 using namespace clang;
 using namespace CodeGen;
 
-static llvm::cl::opt<bool>
-UseX86_64ABI("use-x86_64-abi",
-           llvm::cl::desc("Enable use of experimental x86_64 ABI."),
-           llvm::cl::init(false));
-
 /***/
 
 // FIXME: Use iterator and sidestep silly type array creation.
@@ -760,8 +755,7 @@
     case 32:
       return *(TheABIInfo = new X86_32ABIInfo());
     case 64:
-      if (UseX86_64ABI)
-        return *(TheABIInfo = new X86_64ABIInfo());
+      return *(TheABIInfo = new X86_64ABIInfo());
     }
   }