1 files changed, 11 insertions, 2 deletions
diff --git a/base/logging.cc b/base/logging.cc
index da92f3c..e0951d8 100644
--- a/base/logging.cc
+++ b/base/logging.cc
@@ -413,9 +413,18 @@ LogMessage::~LogMessage() {
       logging_destination == LOG_TO_BOTH_FILE_AND_SYSTEM_DEBUG_LOG) {
 #if defined(OS_WIN)
     OutputDebugStringA(str_newline.c_str());
-#endif
-    // Output to stderr too so that unit tests can benefit as well.
+#elif defined(OS_POSIX)
+    // TODO(erikkay): this interferes with the layout tests since it grabs
+    // stderr and stdout and diffs them against known data. Our info and warn
+    // logs add noise to that.  Ideally, the layout tests would set the log
+    // level to ignore anything below error.  When that happens, we should
+    // take this fprintf out of the #else so that Windows users can benefit
+    // from the output when running tests from the command-line.  In the
+    // meantime, we leave this in for Mac and Linux, but until this is fixed
+    // they won't be able to pass any layout tests that have info or warn logs.
+    // See http://b/1343647
     fprintf(stderr, "%s", str_newline.c_str());
+#endif
   } else if (severity_ >= kAlwaysPrintErrorLevel) {
     // When we're only outputting to a log file, above a certain log level, we
     // should still output to stderr so that we can better detect and diagnose