[Bug rtl-optimization/70278] [6 regression] LRA ICE on trunk for ARM Thumb1 with Os

bernds at gcc dot gnu.org gcc-bugzilla@gcc.gnu.org
Fri Mar 18 19:09:00 GMT 2016


https://gcc.gnu.org/bugzilla/show_bug.cgi?id=70278

--- Comment #2 from Bernd Schmidt <bernds at gcc dot gnu.org> ---
Author: bernds
Date: Fri Mar 18 19:09:08 2016
New Revision: 234342

URL: https://gcc.gnu.org/viewcvs?rev=234342&root=gcc&view=rev
Log:
Fix PR70278, a problem with the previous split_reg change

        PR rtl-optimization/70278
        * lra-constraints.c (split_reg): Handle the case where biggest_mode is
        VOIDmode.

testsuite/
        * gcc.dg/torture/pr70278.c: New test.
        * gcc.target/arm/pr70278.c: New test.

Added:
    trunk/gcc/testsuite/gcc.dg/torture/pr70278.c
    trunk/gcc/testsuite/gcc.target/arm/pr70278.c
Modified:
    trunk/gcc/ChangeLog
    trunk/gcc/lra-constraints.c
    trunk/gcc/testsuite/ChangeLog


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