* dwarf2read.c (struct die_info): Make members tag, num_attrs 16 bits.

diff --git a/gdb/ChangeLog b/gdb/ChangeLog
index 06f4e87..edce9ae 100644 (file)
--- a/gdb/ChangeLog
+++ b/gdb/ChangeLog
@@ -1,3 +1,7 @@
+2008-09-14  Doug Evans  <dje@google.com>
+
+       * dwarf2read.c (struct die_info): Make members tag, num_attrs 16 bits.
+
 2008-09-14  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
 
        * hppa-linux-tdep.c (hppa_linux_supply_fpregset): Correct iteration.

diff --git a/gdb/dwarf2read.c b/gdb/dwarf2read.c
index 2a4acb9..ee5160c 100644 (file)
--- a/gdb/dwarf2read.c
+++ b/gdb/dwarf2read.c
@@ -536,10 +536,17 @@ struct attribute
 /* This data structure holds a complete die structure. */
 struct die_info
   {
-    enum dwarf_tag tag;                /* Tag indicating type of die */
-    unsigned int abbrev;       /* Abbrev number */
-    unsigned int offset;       /* Offset in .debug_info section */
-    unsigned int num_attrs;    /* Number of attributes */
+    /* DWARF-2 tag for this DIE.  */
+    ENUM_BITFIELD(dwarf_tag) tag : 16;
+
+    /* Number of attributes */
+    unsigned short num_attrs;
+
+    /* Abbrev number */
+    unsigned int abbrev;
+
+    /* Offset in .debug_info section */
+    unsigned int offset;
 
     /* The dies in a compilation unit form an n-ary tree.  PARENT
        points to this die's parent; CHILD points to the first child of