Fix up a comment and a bit of trailing whitespace.

llvm-svn: 256525
diff --git a/clang/lib/Driver/Tools.cpp b/clang/lib/Driver/Tools.cpp
index 5835cdb..7a185dc 100644
--- a/clang/lib/Driver/Tools.cpp
+++ b/clang/lib/Driver/Tools.cpp
@@ -1438,7 +1438,7 @@
   else if (FloatABI == ppc::FloatABI::Soft &&
            (Triple.getArch() == llvm::Triple::ppc64 ||
             Triple.getArch() == llvm::Triple::ppc64le))
-    D.Diag(diag::err_drv_invalid_mfloat_abi) 
+    D.Diag(diag::err_drv_invalid_mfloat_abi)
         << "soft float is not supported for ppc64";
 
   // Altivec is a bit weird, allow overriding of the Altivec feature here.
@@ -5642,7 +5642,7 @@
     // -fgnu-runtime
   } else {
     assert(runtimeArg->getOption().matches(options::OPT_fgnu_runtime));
-    // Legacy behaviour is to target the gnustep runtime if we are i
+    // Legacy behaviour is to target the gnustep runtime if we are in
     // non-fragile mode or the GCC runtime in fragile mode.
     if (isNonFragile)
       runtime = ObjCRuntime(ObjCRuntime::GNUstep, VersionTuple(1, 6));