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2012-04-05 Pedro Alves <palves@redhat.com>

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-Werror=strict-aliasing

	* spu-low.c (parse_spufs_run): Avoid dereferencing type-punned
	pointer.
This commit is contained in:
Pedro Alves 2012-04-05 11:20:50 +00:00
parent 443507505d
commit 9d236627e7
2 changed files with 10 additions and 3 deletions
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7
gdb/gdbserver/ChangeLog
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@ -1,3 +1,10 @@
2012-04-05 Pedro Alves <palves@redhat.com>
-Werror=strict-aliasing
* spu-low.c (parse_spufs_run): Avoid dereferencing type-punned
pointer.
2012-04-04 Pedro Alves <palves@redhat.com>
* linux-sparc-low.c (sparc_fill_gregset_to_stack)

6
gdb/gdbserver/spu-low.c
View File

@ -206,14 +206,14 @@ store_ppc_memory (CORE_ADDR memaddr, char *myaddr, int len)
static int
parse_spufs_run (int *fd, CORE_ADDR *addr)
{
char buf[4];
unsigned int insn;
CORE_ADDR pc = fetch_ppc_register (32); /* nip */
/* Fetch instruction preceding current NIP. */
if (fetch_ppc_memory (pc-4, buf, 4) != 0)
if (fetch_ppc_memory (pc-4, (char *) &insn, 4) != 0)
return 0;
/* It should be a "sc" instruction. */
if (*(unsigned int *)buf != INSTR_SC)
if (insn != INSTR_SC)
return 0;
/* System call number should be NR_spu_run. */
if (fetch_ppc_register (0) != NR_spu_run)