Update N_FN value to 0x1F. Add comments about N_EXT bits.

[binutils.git] / gas / a.out.gnu.h

diff --git a/gas/a.out.gnu.h b/gas/a.out.gnu.h
index 3833d7162b2edf6a557d47b679b6c536987babb3..9ce531d9f55a4ace546d0f220d2e67b5592cc940 100755 (executable)
--- a/gas/a.out.gnu.h
+++ b/gas/a.out.gnu.h
@@ -169,9 +169,12 @@ struct nlist {
 #define N_TEXT 4
 #define N_DATA 6
 #define N_BSS 8
-#define N_FN 0xe
 #define        N_COMM  0x12            /* common (visible in shared lib commons) */
+#define N_FN 0x1F              /* File name of a .o file */
 
+/* Note: N_EXT can only usefully be OR-ed with N_UNDF, N_ABS, N_TEXT,
+   N_DATA, or N_BSS.  When the low-order bit of other types is set,
+   (e.g. N_WARNING versus N_FN), they are two different types.  */
 #define N_EXT 1
 #define N_TYPE 036
 #define N_STAB 0340