[Bug middle-end/55359] [4.8 Regression] ICE in simplify_subreg accessing an unaligned subvector

[rsandifo at gcc dot gnu.org]

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=55359



--- Comment #5 from rsandifo at gcc dot gnu.org <rsandifo at gcc dot gnu.org> 
2012-11-19 23:28:13 UTC ---

Author: rsandifo

Date: Mon Nov 19 23:28:04 2012

New Revision: 193640



URL: http://gcc.gnu.org/viewcvs?root=gcc&view=rev&rev=193640

Log:

gcc/

    PR middle-end/55359

    * simplify-rtx.c (simplify_subreg): Return null for invalid offsets.



gcc/testsuite/

    * gcc.target/i386/pr55359.c: New test.



Added:

    trunk/gcc/testsuite/gcc.target/i386/pr55359.c

Modified:

    trunk/gcc/ChangeLog

    trunk/gcc/simplify-rtx.c

    trunk/gcc/testsuite/ChangeLog