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| author | Jakub Jelinek <jakub@redhat.com> | 2019-04-10 09:28:05 +0200 |
|---|---|---|
| committer | Jakub Jelinek <jakub@gcc.gnu.org> | 2019-04-10 09:28:05 +0200 |
| commit | 9d40923511b5f6a8d33b20cae6d9a6fe3e11f16b (patch) | |
| tree | 6798b12a27a155124bd911473cdfa248973e9162 /gcc/expr.c | |
| parent | c9c5e18883125c90b3cbdb61b651719253a0ff90 (diff) | |
re PR middle-end/90025 (botan2 miscompilation on s390x-linux since r268957)
PR middle-end/90025
* expr.c (store_expr): Set properly size on the MEM passed to
clear_storage.
* gcc.c-torture/execute/pr90025.c: New test.
From-SVN: r270247
Diffstat (limited to 'gcc/expr.c')
| -rw-r--r-- | gcc/expr.c | 3 |
1 files changed, 2 insertions, 1 deletions
diff --git a/gcc/expr.c b/gcc/expr.c index 9ff5e5f2d76..fa15b7eceae 100644 --- a/gcc/expr.c +++ b/gcc/expr.c @@ -5658,7 +5658,8 @@ store_expr (tree exp, rtx target, int call_param_p, dest_mem = store_by_pieces (target, str_copy_len, string_cst_read_str, (void *) str, MEM_ALIGN (target), false, RETURN_END); - clear_storage (adjust_address (dest_mem, BLKmode, 0), + clear_storage (adjust_address_1 (dest_mem, BLKmode, 0, 1, 1, 0, + exp_len - str_copy_len), GEN_INT (exp_len - str_copy_len), BLOCK_OP_NORMAL); return NULL_RTX; } |