diff --git a/README.md b/README.md
index 157bc83..15d9931 100644
--- a/README.md
+++ b/README.md
@@ -35,9 +35,9 @@ gllvm currently works with clang.
 
 #### Requirements
 
-You need the Go compiler to compile gllvm, and the clang/clang++ executables
-to use gllvm. Follow the instructions here to get started:
-https://golang.org/doc/install.
+You need the Go compiler to compile gllvm, and both the clang/clang++
+executables and the llvm tools -- llvm-link, llvm-ar -- to use gllvm. Follow
+the instructions here to get started: https://golang.org/doc/install.
 
 As for now, let us name `$GOROOT` your root Go path that you can obtain by
 typing `go env GOPATH` in a terminal session -- it is usually `$HOME/go`
@@ -174,7 +174,7 @@ original path, and the store path.
 
 
 The GLLVM tools can show various levels of output to aid with debugging.
-To show this output set the `GLLVM_OUTPUT_LEVEL` environment 
+To show this output set the `GLLVM_OUTPUT_LEVEL` environment
 variable to one of the following levels:
 
  * `ERROR`
@@ -187,10 +187,9 @@ For example:
     export GLLVM_OUTPUT_LEVEL=DEBUG
 ```
 Output will be directed to the standard error stream, unless you specify the
-path of a logfile via the `GLLVM_OUTPUT_FILE` environment variable. 
+path of a logfile via the `GLLVM_OUTPUT_FILE` environment variable.
 
 For example:
 ```
     export GLLVM_OUTPUT_FILE=/tmp/gllvm.log
 ```
-
diff --git a/extractor.go b/extractor.go
index 20cb9ad..5050490 100644
--- a/extractor.go
+++ b/extractor.go
@@ -128,6 +128,9 @@ func parseExtractingArgs(args []string) ExtractingArgs {
             ea.ArArgs = append(ea.ArArgs, "-v")
         }
         ea.ObjectTypeInArchive = FT_MACH_OBJECT
+    default:
+        log.Fatal("Unsupported platform: ", platform)
+    }
 
     // Create output filename if not given
     if ea.OutputFile == "" {
@@ -144,10 +147,6 @@ func parseExtractingArgs(args []string) ExtractingArgs {
         }
     }
 
-    default:
-        log.Fatal("Unsupported platform: ", platform)
-    }
-
     return ea
 }
 
@@ -303,7 +302,6 @@ func resolveBitcodePath(bcPath string) string {
     } else {
         return bcPath
     }
-    return ""
 }
 
 func getFileType(realPath string) (fileType int) {