From 956011be1f9a5369c4390bcccb5bb6198887e455 Mon Sep 17 00:00:00 2001 From: Richard Guenther Date: Mon, 11 Apr 2011 15:50:57 +0000 Subject: [PATCH] gimplify.c (gimple_fold_indirect_ref): Check host_integerp before calling tree_low_cst. 2011-04-11 Richard Guenther * gimplify.c (gimple_fold_indirect_ref): Check host_integerp before calling tree_low_cst. From-SVN: r172263 --- gcc/ChangeLog | 5 +++++ gcc/gimplify.c | 5 +++-- 2 files changed, 8 insertions(+), 2 deletions(-) diff --git a/gcc/ChangeLog b/gcc/ChangeLog index 5363fe3a49d..ce35db2c856 100644 --- a/gcc/ChangeLog +++ b/gcc/ChangeLog @@ -1,3 +1,8 @@ +2011-04-11 Richard Guenther + + * gimplify.c (gimple_fold_indirect_ref): Check host_integerp + before calling tree_low_cst. + 2011-04-11 Richard Guenther * stor-layout.c (layout_type): Compute all array index size operations diff --git a/gcc/gimplify.c b/gcc/gimplify.c index 598fe9cfb97..9afd4ff27fe 100644 --- a/gcc/gimplify.c +++ b/gcc/gimplify.c @@ -4079,9 +4079,10 @@ gimple_fold_indirect_ref (tree t) /* ((foo*)&vectorfoo)[1] -> BIT_FIELD_REF */ if (TREE_CODE (addr) == ADDR_EXPR && TREE_CODE (TREE_TYPE (addrtype)) == VECTOR_TYPE - && useless_type_conversion_p (type, TREE_TYPE (TREE_TYPE (addrtype)))) + && useless_type_conversion_p (type, TREE_TYPE (TREE_TYPE (addrtype))) + && host_integerp (off, 1)) { - HOST_WIDE_INT offset = tree_low_cst (off, 0); + unsigned HOST_WIDE_INT offset = tree_low_cst (off, 1); tree part_width = TYPE_SIZE (type); unsigned HOST_WIDE_INT part_widthi = tree_low_cst (part_width, 0) / BITS_PER_UNIT; -- 2.30.2