https://gcc.gnu.org/bugzilla/show_bug.cgi?id=69447
--- Comment #15 from Richard Henderson <rth at gcc dot gnu.org> --- Author: rth Date: Wed Jan 27 22:08:02 2016 New Revision: 232905 URL: https://gcc.gnu.org/viewcvs?rev=232905&root=gcc&view=rev Log: PR rtl-opt/69447 * lra-remat.c (subreg_regs): New. (dump_candidates_and_remat_bb_data): Dump it. (operand_to_remat): Reject if operand in subreg_regs. (set_bb_regs): Collect subreg_regs. (lra_remat): Init and free subreg_regs. Compute calculate_local_reg_remat_bb_data before create_cands. Added: trunk/gcc/testsuite/gcc.c-torture/execute/pr69447.c Modified: trunk/gcc/ChangeLog trunk/gcc/lra-remat.c trunk/gcc/testsuite/ChangeLog