Refactor: Avoid `std::endl` where it's not necessary (part 1)

The `std::endl` manupulator, except inserting `\n` character, also
performs `os.flush()`, which may leads to undesired effects (like
disk I/O in the middle of forming data strings). For the
`std::stringstream` it also has no meaning.

1 files changed, 1 insertions, 1 deletions

diff --git a/Source/cmGlobalNinjaGenerator.cxx b/Source/cmGlobalNinjaGenerator.cxx
index d58113c..44b2749 100644
--- a/Source/cmGlobalNinjaGenerator.cxx
+++ b/Source/cmGlobalNinjaGenerator.cxx
@@ -1011,7 +1011,7 @@ void cmGlobalNinjaGenerator::AddCXXCompileCommand(
       cm::make_unique<cmGeneratedFileStream>(buildFilePath);
     *this->CompileCommandsStream << "[";
   } else {
-    *this->CompileCommandsStream << "," << std::endl;
+    *this->CompileCommandsStream << ",\n";
   }
 
   std::string sourceFileName = sourceFile;