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From: Jiu Fu Guo <guojiufu@gcc.gnu.org> To: gcc-cvs@gcc.gnu.org Subject: [gcc(refs/users/guojiufu/heads/personal-branch)] change <max to <=max Date: Tue, 22 Jun 2021 02:36:42 +0000 (GMT) [thread overview] Message-ID: <20210622023642.8CEB83847814@sourceware.org> (raw) https://gcc.gnu.org/g:92bef6fe067376d0db878fd21730f5facbead0d1 commit 92bef6fe067376d0db878fd21730f5facbead0d1 Author: Jiufu Guo <guojiufu@linux.ibm.com> Date: Mon Jun 21 10:47:41 2021 +0800 change <max to <=max Diff: --- gcc/tree-ssa-loop-split.c | 3 ++- 1 file changed, 2 insertions(+), 1 deletion(-) diff --git a/gcc/tree-ssa-loop-split.c b/gcc/tree-ssa-loop-split.c index b247afd51a1..bf9cee66e92 100644 --- a/gcc/tree-ssa-loop-split.c +++ b/gcc/tree-ssa-loop-split.c @@ -1818,8 +1818,9 @@ get_wrap_assumption (class loop *loop, edge *exit, idx_elements &data) max_min_bnd = fold_convert (large_type, max_min_bnd); /* There is no wrap if bnd <= max value && base <= bnd. */ + enum tree_code expect_code1 = is_negative ? GE_EXPR : LE_EXPR; tree no_wrap - = fold_build2 (expect_code, boolean_type_node, bnd, max_min_bnd); + = fold_build2 (expect_code1, boolean_type_node, bnd, max_min_bnd); no_wrap = fold_build2 (TRUTH_AND_EXPR, boolean_type_node, no_wrap, fold_build2 (expect_code, boolean_type_node, base, bnd));
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