- Tolerate DW_AT_type referencing <0> and instead of generating an error,

treat as unknown type.
- Bugzilla 144852.

gdb-6.3-dwattype0-20050201.patch

@@ -0,0 +1,18 @@
+2005-02-01  Jeff Johnston  <jjohnstn@redhat.com>
+
+        * dwarf2read.c (die_type): Tolerate a type reference to location
+        <0> and treat as unknown type.
+
+--- gdb-6.3/gdb/dwarf2read.c.fix	Tue Feb  1 16:48:49 2005
++++ gdb-6.3/gdb/dwarf2read.c	Tue Feb  1 16:50:12 2005
+@@ -7120,6 +7120,10 @@ die_type (struct die_info *die, struct d
+       /* A missing DW_AT_type represents a void type.  */
+       return dwarf2_fundamental_type (cu->objfile, FT_VOID, cu);
+     }
++  else if (type_attr->u.unsnd == 0)
++    /* If we have an invalid reference to 0, ignore it and treat
++       the type as unknown.  */
++    return builtin_type_error;
+   else
+     type_die = follow_die_ref (die, type_attr, cu);
+ 

gdb.spec

@@ -11,7 +11,7 @@ Name: gdb
 Version: 6.3.0.0
 
 # The release always contains a leading reserved number, start it at 0.
-Release: 0.14
+Release: 0.15
 
 License: GPL
 Group: Development/Debuggers
@@ -171,6 +171,9 @@ Patch137: gdb-6.3-movedir-20050125.patch
 # Fix to support unwinding syscalls in ia64 corefiles
 Patch138: gdb-6.3-ia64-corefile-fix-20050127.patch
 
+# Tolerate DW_AT_type referencing <0>.
+Patch139: gdb-6.3-dwattype0-20050201.patch
+
 %ifarch ia64
 BuildRequires: ncurses-devel glibc-devel gcc make gzip texinfo dejagnu libunwind >= 0.96-3
 %else
@@ -242,6 +245,7 @@ and printing their data.
 %patch136 -p1
 %patch137 -p1
 %patch138 -p1
+%patch139 -p1
 
 # Change the version that gets printed at GDB startup, so it is RedHat
 # specific.
@@ -410,6 +414,11 @@ fi
 # don't include the files in include, they are part of binutils
 
 %changelog
+* Fri Feb 04 2005 Jeff Johnston <jjohnstn@redhat.com>	6.3.0.0-0.15
+- Tolerate DW_AT_type referencing <0> and instead of generating an
+  error, treat as unknown type.
+- Bugzilla 144852.
+
 * Thu Feb  3 2005 Andrew Cagney <cagney@redhat.com>	6.3.0.0-0.14
 - Separate out test patches.