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[binutils-gdb.git] / bfd / elf-bfd.h

diff --git a/bfd/elf-bfd.h b/bfd/elf-bfd.h
index 226b95fe86ae700e56d65e9d95fdd202ab7ec20a..754e7335b651a997d1a9a5b0466d81c6a770ae07 100644 (file)
--- a/bfd/elf-bfd.h
+++ b/bfd/elf-bfd.h
@@ -1245,10 +1245,11 @@ struct elf_backend_data
   /* The section type to use for an attributes section.  */
   unsigned int obj_attrs_section_type;
 
-  /* This function determines the order in which any attributes are written.
-     It must be defined for input in the range 4..NUM_KNOWN_OBJ_ATTRIBUTES-1
-     (this range is used in order to make unity easy).  The returned value is
-     the actual tag number to place in the input position.  */
+  /* This function determines the order in which any attributes are
+     written.  It must be defined for input in the range
+     LEAST_KNOWN_OBJ_ATTRIBUTE..NUM_KNOWN_OBJ_ATTRIBUTES-1 (this range
+     is used in order to make unity easy).  The returned value is the
+     actual tag number to place in the input position.  */
   int (*obj_attrs_order) (int);
 
   /* This is TRUE if the linker should act like collect and gather
@@ -1412,6 +1413,12 @@ struct bfd_elf_section_data
 #define get_elf_backend_data(abfd) \
    xvec_get_elf_backend_data ((abfd)->xvec)
 
+/* The least object attributes (within an attributes subsection) known
+   for any target.  Some code assumes that the value 0 is not used and
+   the field for that attribute can instead be used as a marker to
+   indicate that attributes have been initialized.  */
+#define LEAST_KNOWN_OBJ_ATTRIBUTE 2
+
 /* The maximum number of known object attributes for any target.  */
 #define NUM_KNOWN_OBJ_ATTRIBUTES 71
 
@@ -2325,6 +2332,8 @@ extern asection _bfd_elf_large_com_section;
            return FALSE;                                               \
          warned = TRUE;                                                \
        }                                                               \
+      (void) unresolved_reloc;                                         \
+      (void) warned;                                                   \
     }                                                                  \
   while (0)