When compiling GDB 6.5.90 on x86 (FC5) GCC gives following warning. So it is
needed to initialize tmp_obstack to avoid this warning. This isn't necessary
and GCC should detect this.
/home/user/gdb/6.5.90/gdb-6.5.90/gdb/p-valprint.c: In function
'pascal_object_print_value_fields':
/home/user/gdb/6.5.90/gdb-6.5.90/gdb/p-valprint.c:756: warning:
'tmp_obstack.alloc_failed' may be used uninitialized in this function
/home/user/gdb/6.5.90/gdb-6.5.90/gdb/p-valprint.c:756: warning:
'tmp_obstack.maybe_empty_object' may be used uninitialized in this function
/home/user/gdb/6.5.90/gdb-6.5.90/gdb/p-valprint.c:756: warning:
'tmp_obstack.use_extra_arg' may be used uninitialized in this function
/home/user/gdb/6.5.90/gdb-6.5.90/gdb/p-valprint.c:756: warning:
'tmp_obstack.extra_arg' may be used uninitialized in this function
/home/user/gdb/6.5.90/gdb-6.5.90/gdb/p-valprint.c:756: warning:
'tmp_obstack.freefun' may be used uninitialized in this function
/home/user/gdb/6.5.90/gdb-6.5.90/gdb/p-valprint.c:756: warning:
'tmp_obstack.chunkfun' may be used uninitialized in this function
/home/user/gdb/6.5.90/gdb-6.5.90/gdb/p-valprint.c:756: warning:
'tmp_obstack.alignment_mask' may be used uninitialized in this function
/home/user/gdb/6.5.90/gdb-6.5.90/gdb/p-valprint.c:756: warning:
'tmp_obstack.temp' may be used uninitialized in this function
/home/user/gdb/6.5.90/gdb-6.5.90/gdb/p-valprint.c:756: warning:
'tmp_obstack.chunk_limit' may be used uninitialized in this function
/home/user/gdb/6.5.90/gdb-6.5.90/gdb/p-valprint.c:756: warning:
'tmp_obstack.next_free' may be used uninitialized in this function
/home/user/gdb/6.5.90/gdb-6.5.90/gdb/p-valprint.c:756: warning:
'tmp_obstack.object_base' may be used uninitialized in this function
/home/user/gdb/6.5.90/gdb-6.5.90/gdb/p-valprint.c:756: warning:
'tmp_obstack.chunk' may be used uninitialized in this function
/home/user/gdb/6.5.90/gdb-6.5.90/gdb/p-valprint.c:756: warning:
'tmp_obstack.chunk_size' may be used uninitialized in this function
make[2]: *** [p-valprint.o] Error 1
make[2]: Leaving directory `/home/user/gdb/6.5.90/gdb-6.5.90/build_werr/gdb'
make[1]: *** [all-gdb] Error 2
make[1]: Leaving directory `/home/user/gdb/6.5.90/gdb-6.5.90/build_werr'
make: *** [all] Error 2
--
Summary: Initialize struct to avoid warnings shouldn't be needed
Product: gcc
Version: 4.1.1
Status: UNCONFIRMED
Severity: normal
Priority: P3
Component: c
AssignedTo: unassigned at gcc dot gnu dot org
ReportedBy: midoegal at web dot de
GCC host triplet: i686-pc-linux-gnu
GCC target triplet: i686-pc-linux-gnu
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=30086
