re PR rtl-optimization/34132 (ICE: internal consistency failure (invalid rtl sharing found in the insn))
PR rtl-optimization/34132 * gcse.c (try_replace_reg): Avoid rtx sharing between REG_EQUAL note and insn. * gcc.c-torture/compile/20071118-1.c: New test. From-SVN: r130275
This commit is contained in:
parent
33727b5ecb
commit
05969da4c3
|
@ -1,5 +1,9 @@
|
|||
2007-11-18 Jakub Jelinek <jakub@redhat.com>
|
||||
|
||||
PR rtl-optimization/34132
|
||||
* gcse.c (try_replace_reg): Avoid rtx sharing between REG_EQUAL note
|
||||
and insn.
|
||||
|
||||
PR middle-end/33335
|
||||
* optabs.h (optab_table): Change type to struct optab from optab.
|
||||
(convert_optab_table): Similarly.
|
||||
|
|
|
@ -2665,7 +2665,8 @@ try_replace_reg (rtx from, rtx to, rtx insn)
|
|||
with our replacement. */
|
||||
if (note != 0 && REG_NOTE_KIND (note) == REG_EQUAL)
|
||||
set_unique_reg_note (insn, REG_EQUAL,
|
||||
simplify_replace_rtx (XEXP (note, 0), from, to));
|
||||
simplify_replace_rtx (XEXP (note, 0), from,
|
||||
copy_rtx (to)));
|
||||
if (!success && set && reg_mentioned_p (from, SET_SRC (set)))
|
||||
{
|
||||
/* If above failed and this is a single set, try to simplify the source of
|
||||
|
|
|
@ -1,3 +1,8 @@
|
|||
2007-11-18 Jakub Jelinek <jakub@redhat.com>
|
||||
|
||||
PR rtl-optimization/34132
|
||||
* gcc.c-torture/compile/20071118-1.c: New test.
|
||||
|
||||
2007-11-18 Paul Thomas <pault@gcc.gnu.org>
|
||||
|
||||
PR fortran/31608
|
||||
|
|
|
@ -0,0 +1,17 @@
|
|||
/* PR rtl-optimization/34132 */
|
||||
/* Testcase by Martin Michlmayr <tbm@cyrius.com> */
|
||||
|
||||
static char *m = "%s%u.msg";
|
||||
extern void bar (int, const char *);
|
||||
void foo (short x, int y, int z)
|
||||
{
|
||||
if (x == 0)
|
||||
{
|
||||
bar (y, m);
|
||||
z = 1;
|
||||
}
|
||||
else if (x == 1)
|
||||
z = 0;
|
||||
bar (y, m);
|
||||
bar (z, "%d");
|
||||
}
|
Loading…
Reference in New Issue