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Fix PR66168 

From-SVN: r223795
This commit is contained in:
Thomas Preud'homme 2015-05-28 02:15:03 +00:00 committed by Thomas Preud'homme
parent 225f474784
commit ddd93587ef
4 changed files with 27 additions and 1 deletions
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6
gcc/ChangeLog
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@ -1,3 +1,9 @@
2015-05-28 Thomas Preud'homme <thomas.preudhomme@arm.com>
PR rtl-optimization/66168
* loop-invariant.c (move_invariant_reg): Pass dest rather than reg to
can_move_invariant_reg.
2015-05-27 John David Anglin <danglin@gcc.gnu.org> 2015-05-27 John David Anglin <danglin@gcc.gnu.org>
PR target/66148 PR target/66148

2
gcc/loop-invariant.c
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@ -1630,7 +1630,7 @@ move_invariant_reg (struct loop *loop, unsigned invno)
if (REG_P (reg)) if (REG_P (reg))
regno = REGNO (reg); regno = REGNO (reg);
if (!can_move_invariant_reg (loop, inv, reg)) if (!can_move_invariant_reg (loop, inv, dest))
{ {
reg = gen_reg_rtx_and_attrs (dest); reg = gen_reg_rtx_and_attrs (dest);

5
gcc/testsuite/ChangeLog
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@ -1,3 +1,8 @@
2015-05-28 Thomas Preud'homme <thomas.preudhomme@arm.com>
PR rtl-optimization/66168
* gcc.c-torture/compile/pr66168.c: New test.
2015-05-27 Jeff Law <law@redhat.com> 2015-05-27 Jeff Law <law@redhat.com>
PR target/39726 PR target/39726

15
gcc/testsuite/gcc.c-torture/compile/pr66168.c Normal file
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@ -0,0 +1,15 @@
int a, b;
void
fn1 ()
{
for (;;)
{
for (b = 0; b < 3; b++)
{
char e[2];
char f = e[1];
a ^= f ? 1 / f : 0;
}
}
}