Instead of passing in an unsigned value for the optimization level, use an enum,
which better identifies what the optimization is doing. And is more flexible for
future uses.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@70440 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/tools/lto/LTOCodeGenerator.cpp b/tools/lto/LTOCodeGenerator.cpp
index af8ad96..66b56b1 100644
--- a/tools/lto/LTOCodeGenerator.cpp
+++ b/tools/lto/LTOCodeGenerator.cpp
@@ -442,7 +442,8 @@
     MachineCodeEmitter* mce = NULL;
 
     switch (_target->addPassesToEmitFile(*codeGenPasses, out,
-                                      TargetMachine::AssemblyFile, 3)) {
+                                         TargetMachine::AssemblyFile,
+                                         CodeGenOpt::Default)) {
         case FileModel::MachOFile:
             mce = AddMachOWriter(*codeGenPasses, out, *_target);
             break;
@@ -457,7 +458,8 @@
             return true;
     }
 
-    if (_target->addPassesToEmitFileFinish(*codeGenPasses, mce, 3)) {
+    if (_target->addPassesToEmitFileFinish(*codeGenPasses, mce,
+                                           CodeGenOpt::Default)) {
         errMsg = "target does not support generation of this file type";
         return true;
     }