Revert "Refactor ARM subarchitecture parsing"

[oota-llvm.git] / lib / Support / Debug.cpp

diff --git a/lib/Support/Debug.cpp b/lib/Support/Debug.cpp
index 0c0f15eddd3014ecc78f439037cc1767f7b92694..ad4d4ef1d92868b5abaf884f1c5330cd19eb0828 100644 (file)
--- a/lib/Support/Debug.cpp
+++ b/lib/Support/Debug.cpp
@@ -44,7 +44,7 @@ Debug("debug", cl::desc("Enable debug output"), cl::Hidden,
 //until program termination.
 static cl::opt<unsigned>
 DebugBufferSize("debug-buffer-size",
-                cl::desc("Buffer the last N characters of debug output"
+                cl::desc("Buffer the last N characters of debug output "
                          "until program termination. "
                          "[default 0 -- immediate print-out]"),
                 cl::Hidden,
@@ -109,7 +109,7 @@ raw_ostream &llvm::dbgs() {
       if (EnableDebugBuffering && DebugFlag && DebugBufferSize != 0)
         // TODO: Add a handler for SIGUSER1-type signals so the user can
         // force a debug dump.
-        sys::AddSignalHandler(&debug_user_sig_handler, 0);
+        sys::AddSignalHandler(&debug_user_sig_handler, nullptr);
       // Otherwise we've already set the debug stream buffer size to
       // zero, disabling buffering so it will output directly to errs().
     }