Modify error message

Signed-off-by: Arvind Sudarsanam <[email protected]>

Author: asudarsa

clang/test/Driver/linker-wrapper.c

@@ -253,4 +253,4 @@ __attribute__((visibility("protected"), used)) int x;
 
 // Error handling when --linker-path is not provided for clang-linker-wrapper
 // RUN: not clang-linker-wrapper 2>&1 | FileCheck --check-prefix=LINKER-PATH-NOT-PROVIDED %s
-// LINKER-PATH-NOT-PROVIDED: Host linker is not available
+// LINKER-PATH-NOT-PROVIDED: linker path missing, must pass 'linker-path'

clang/tools/clang-linker-wrapper/ClangLinkerWrapper.cpp

@@ -371,7 +371,7 @@ Error runLinker(ArrayRef<StringRef> Files, const ArgList &Args) {
   // after the output file to ensure it is linked with the correct libraries.
   StringRef LinkerPath = Args.getLastArgValue(OPT_linker_path_EQ);
   if (LinkerPath.empty())
-    return createStringError("Host linker is not available");
+    return createStringError("linker path missing, must pass 'linker-path'");
   ArgStringList NewLinkerArgs;
   for (const opt::Arg *Arg : Args) {
     // Do not forward arguments only intended for the linker wrapper.