Revert r367649: Improve raw_ostream so that you can "write" colors using operator<<

This reverts commit r367649 in an attempt to unbreak Windows bots.

llvm-svn: 367658

1 files changed, 7 insertions, 4 deletions

diff --git a/llvm/tools/llvm-cov/llvm-cov.cpp b/llvm/tools/llvm-cov/llvm-cov.cpp
index dabb8afedc8..172ec9f3ced 100644
--- a/llvm/tools/llvm-cov/llvm-cov.cpp
+++ b/llvm/tools/llvm-cov/llvm-cov.cpp
@@ -83,10 +83,13 @@ int main(int argc, const char **argv) {
     }
   }
 
-  if (argc > 1)
-    errs() << raw_ostream::RED << "Unrecognized command: " << argv[1] << ".\n\n"
-           << raw_ostream::RESET;
-
+  if (argc > 1) {
+    if (sys::Process::StandardErrHasColors())
+      errs().changeColor(raw_ostream::RED);
+    errs() << "Unrecognized command: " << argv[1] << ".\n\n";
+    if (sys::Process::StandardErrHasColors())
+      errs().resetColor();
+  }
   helpMain(argc, argv);
   return 1;
 }