e2fsprogs: fix compile error and warnings for old gcc versions

[tools/e2fsprogs.git] / lib / ext2fs / mmp.c

diff --git a/lib/ext2fs/mmp.c b/lib/ext2fs/mmp.c
index 0cf0d0d..2da935e 100644 (file)
--- a/lib/ext2fs/mmp.c
+++ b/lib/ext2fs/mmp.c
@@ -34,10 +34,12 @@
 #define O_DIRECT 0
 #endif
 
+#if __GNUC_PREREQ (4, 6)
 #pragma GCC diagnostic push
 #ifndef CONFIG_MMP
 #pragma GCC diagnostic ignored "-Wunused-parameter"
 #endif
+#endif
 
 errcode_t ext2fs_mmp_read(ext2_filsys fs, blk64_t mmp_blk, void *buf)
 {
@@ -465,4 +467,6 @@ mmp_error:
        return EXT2_ET_OP_NOT_SUPPORTED;
 #endif
 }
+#if __GNUC_PREREQ (4, 6)
 #pragma GCC diagnostic pop
+#endif