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* ppc-linux-nat.c (fetch_register, store_register): Fix GCC aliasing
	compilation warning.
This commit is contained in:
Jan Kratochvil 2012-02-12 19:25:29 +00:00
parent 570083757c
commit 11fde611c4
2 changed files with 13 additions and 4 deletions
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5
gdb/ChangeLog
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@ -1,3 +1,8 @@
2012-02-12 Jan Kratochvil <jan.kratochvil@redhat.com>
* ppc-linux-nat.c (fetch_register, store_register): Fix GCC aliasing
compilation warning.
2012-02-12 Jan Kratochvil <jan.kratochvil@redhat.com>
Fix crash on loaded shlibs without loaded exec_bfd.

12
gdb/ppc-linux-nat.c
View File

@ -593,9 +593,10 @@ fetch_register (struct regcache *regcache, int tid, int regno)
bytes_transferred < register_size (gdbarch, regno);
bytes_transferred += sizeof (long))
{
long l;
errno = 0;
*(long *) &buf[bytes_transferred]
= ptrace (PTRACE_PEEKUSER, tid, (PTRACE_TYPE_ARG3) regaddr, 0);
l = ptrace (PTRACE_PEEKUSER, tid, (PTRACE_TYPE_ARG3) regaddr, 0);
regaddr += sizeof (long);
if (errno != 0)
{
@ -604,6 +605,7 @@ fetch_register (struct regcache *regcache, int tid, int regno)
gdbarch_register_name (gdbarch, regno), regno);
perror_with_name (message);
}
memcpy (&buf[bytes_transferred], &l, sizeof (l));
}
/* Now supply the register. Keep in mind that the regcache's idea
@ -1073,9 +1075,11 @@ store_register (const struct regcache *regcache, int tid, int regno)
for (i = 0; i < bytes_to_transfer; i += sizeof (long))
{
long l;
memcpy (&l, &buf[i], sizeof (l));
errno = 0;
ptrace (PTRACE_POKEUSER, tid, (PTRACE_TYPE_ARG3) regaddr,
*(long *) &buf[i]);
ptrace (PTRACE_POKEUSER, tid, (PTRACE_TYPE_ARG3) regaddr, l);
regaddr += sizeof (long);
if (errno == EIO