------- Additional Comments From rguenth at gcc dot gnu dot org 2005-09-13 14:06 ------- Patch that could be obvious (but I'm always hesitant to apply such right away...)
Index: tree-vect-analyze.c =================================================================== RCS file: /cvs/gcc/gcc/gcc/tree-vect-analyze.c,v retrieving revision 2.36 diff -c -3 -p -r2.36 tree-vect-analyze.c *** tree-vect-analyze.c 6 Sep 2005 10:58:49 -0000 2.36 --- tree-vect-analyze.c 13 Sep 2005 14:02:49 -0000 *************** vect_compute_data_ref_alignment (struct *** 773,779 **** /* Modulo alignment. */ misalign = size_binop (TRUNC_MOD_EXPR, misalign, alignment); ! if (tree_int_cst_sgn (misalign) < 0) { /* Negative misalignment value. */ if (vect_print_dump_info (REPORT_DETAILS)) --- 773,779 ---- /* Modulo alignment. */ misalign = size_binop (TRUNC_MOD_EXPR, misalign, alignment); ! if (!host_integerp (misalign, 1)) { /* Negative misalignment value. */ if (vect_print_dump_info (REPORT_DETAILS)) -- http://gcc.gnu.org/bugzilla/show_bug.cgi?id=23853