On Wed, Apr 6, 2011 at 8:18 AM, Alan Modra wrote:
> The ENABLE_CHECKING tests I added at the end of rs6000_stack_info
> are now asserting on gcc.c-torture/execute/20041011-1.c and other
> testcases. The cause is the late running DSE pass removing a set of
> LR, which means lr_save_p changes. Why
The ENABLE_CHECKING tests I added at the end of rs6000_stack_info
are now asserting on gcc.c-torture/execute/20041011-1.c and other
testcases. The cause is the late running DSE pass removing a set of
LR, which means lr_save_p changes. Why that happens ultimately goes
back to a register allocation