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* builtins.c (expand_builtin_stpcpy): Don't modify len.

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From-SVN: r84435
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Richard Henderson 2004-07-09 19:21:12 -07:00 committed by Richard Henderson
parent 21f56031ca
commit f3a096e85c
2 changed files with 7 additions and 3 deletions
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4
gcc/ChangeLog
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@ -1,3 +1,7 @@
2004-07-09 Richard Henderson <rth@redhat.com>
* builtins.c (expand_builtin_stpcpy): Don't modify len.
2004-07-10 Kelley Cook <kcook@gcc.gnu.org>
* flags.h: Delete redundant prototypes that are being generated

6
gcc/builtins.c
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@ -3102,7 +3102,7 @@ expand_builtin_stpcpy (tree arglist, rtx target, enum machine_mode mode)
return 0;
else
{
tree dst, src, len;
tree dst, src, len, lenp1;
tree narglist;
rtx ret;
@ -3117,8 +3117,8 @@ expand_builtin_stpcpy (tree arglist, rtx target, enum machine_mode mode)
target, /*endp=*/2);
dst = TREE_VALUE (arglist);
len = fold (size_binop (PLUS_EXPR, len, ssize_int (1)));
narglist = build_tree_list (NULL_TREE, len);
lenp1 = size_binop (PLUS_EXPR, len, ssize_int (1));
narglist = build_tree_list (NULL_TREE, lenp1);
narglist = tree_cons (NULL_TREE, src, narglist);
narglist = tree_cons (NULL_TREE, dst, narglist);
ret = expand_builtin_mempcpy (narglist, target, mode, /*endp=*/2);