From 3f7f53c7b3c1495c38856bdb05890174706827f0 Mon Sep 17 00:00:00 2001 From: Steve Ellcey Date: Thu, 2 Feb 2006 00:13:39 +0000 Subject: [PATCH] re PR middle-end/24901 (Misaligned data in fold_checksum_tree (--enable-checking=all)) PR middle-end/24901 * fold-const.c (fold_checksum_tree): Change type of buf. From-SVN: r110487 --- gcc/ChangeLog | 5 +++++ gcc/fold-const.c | 10 +++++----- 2 files changed, 10 insertions(+), 5 deletions(-) diff --git a/gcc/ChangeLog b/gcc/ChangeLog index 027a7737a63..a4d94fe1d29 100644 --- a/gcc/ChangeLog +++ b/gcc/ChangeLog @@ -1,3 +1,8 @@ +2006-02-01 Steve Ellcey + + PR middle-end/24901 + * fold-const.c (fold_checksum_tree): Change type of buf. + 2006-02-01 Bernd Schmidt * reload.c (push_secondary_reload): Initialize t_icode. diff --git a/gcc/fold-const.c b/gcc/fold-const.c index ed100cefcb8..242a0ff54bb 100644 --- a/gcc/fold-const.c +++ b/gcc/fold-const.c @@ -10476,7 +10476,7 @@ fold_checksum_tree (tree expr, struct md5_ctx *ctx, htab_t ht) { void **slot; enum tree_code code; - char buf[sizeof (struct tree_function_decl)]; + struct tree_function_decl buf; int i, len; recursive_label: @@ -10495,8 +10495,8 @@ recursive_label: && DECL_ASSEMBLER_NAME_SET_P (expr)) { /* Allow DECL_ASSEMBLER_NAME to be modified. */ - memcpy (buf, expr, tree_size (expr)); - expr = (tree) buf; + memcpy ((char *) &buf, expr, tree_size (expr)); + expr = (tree) &buf; SET_DECL_ASSEMBLER_NAME (expr, NULL); } else if (TREE_CODE_CLASS (code) == tcc_type @@ -10505,8 +10505,8 @@ recursive_label: || TYPE_CONTAINS_PLACEHOLDER_INTERNAL (expr))) { /* Allow these fields to be modified. */ - memcpy (buf, expr, tree_size (expr)); - expr = (tree) buf; + memcpy ((char *) &buf, expr, tree_size (expr)); + expr = (tree) &buf; TYPE_CONTAINS_PLACEHOLDER_INTERNAL (expr) = 0; TYPE_POINTER_TO (expr) = NULL; TYPE_REFERENCE_TO (expr) = NULL;