[PATCH (pushed)] libgccjit: silent 2 Clang warnings

[Martin Liška]

The make silent the following 2 warnings:

jit/jit-playback.h:785:16: warning: private field 'm_source_file' is not used 
[-Wunused-private-field]
jit/jit-playback.h:804:16: warning: private field 'm_line' is not used 
[-Wunused-private-field]

gcc/jit/ChangeLog:

        * jit-playback.h: Use unused attribute.
---
 gcc/jit/jit-playback.h | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/gcc/jit/jit-playback.h b/gcc/jit/jit-playback.h
index 214f399f45c..43e92d67d74 100644
--- a/gcc/jit/jit-playback.h
+++ b/gcc/jit/jit-playback.h
@@ -782,7 +782,7 @@ public:
   vec<location *> m_locations;
 
 private:
-  source_file *m_source_file;
+  source_file *m_source_file ATTRIBUTE_UNUSED;
   int m_line_num;
 };
 
@@ -801,7 +801,7 @@ public:
 
 private:
   recording::location *m_recording_loc;
-  source_line *m_line;
+  source_line *m_line ATTRIBUTE_UNUSED;
   int m_column_num;
 };
 
-- 
2.39.0