Recognize  --strip-all as a synonym for -s.
Add -S and --strip-debug option support.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@18441 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/tools/gccld/gccld.cpp b/tools/gccld/gccld.cpp
index 5a19866..c1f430a 100644
--- a/tools/gccld/gccld.cpp
+++ b/tools/gccld/gccld.cpp
@@ -58,7 +58,10 @@
             cl::value_desc("library prefix"));
 
   cl::opt<bool>
-  Strip("s", cl::desc("Strip symbol info from executable"));
+  Strip("strip-all", cl::desc("Strip all symbol info from executable"));
+  cl::opt<bool>
+  StripDebug("strip-debug",
+             cl::desc("Strip debugger symbol info from executable"));
 
   cl::opt<bool>
   NoInternalize("disable-internalize",
@@ -90,6 +93,11 @@
   CO5("eh-frame-hdr", cl::Hidden, cl::desc("Compatibility option: ignored"));
   cl::opt<std::string>
   CO6("h", cl::Hidden, cl::desc("Compatibility option: ignored"));
+
+  cl::alias A0("s", cl::desc("Alias for --strip-all"),
+               cl::aliasopt(Strip));
+  cl::alias A1("S", cl::desc("Alias for --strip-debug"),
+               cl::aliasopt(StripDebug));
 }
 
 /// PrintAndReturn - Prints a message to standard error and returns true.
@@ -199,7 +207,8 @@
     sys::RemoveFileOnSignal(sys::Path(RealBytecodeOutput));
 
     // Generate the bytecode file.
-    if (GenerateBytecode(Composite.get(), Strip, !NoInternalize, &Out)) {
+    int StripLevel = Strip ? 2 : (StripDebug ? 1 : 0);
+    if (GenerateBytecode(Composite.get(), StripLevel, !NoInternalize, &Out)) {
       Out.close();
       return PrintAndReturn(argv[0], "error generating bytecode");
     }