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([2607:fea8:a241:4600:84d5:145a:ba5d:a5af]) by smtp.gmail.com with ESMTPSA id r19sm1610806qtw.59.2021.06.22.06.19.29 for (version=TLS1_3 cipher=TLS_AES_128_GCM_SHA256 bits=128/128); Tue, 22 Jun 2021 06:19:29 -0700 (PDT) To: gcc-patches Subject: [COMMITTED 7/7] Add relational self-tests. Message-ID: <25672866-17b3-d1a2-7152-c2a4db8f74c4@redhat.com> Date: Tue, 22 Jun 2021 09:19:27 -0400 User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:78.0) Gecko/20100101 Thunderbird/78.10.0 MIME-Version: 1.0 X-Mimecast-Spam-Score: 0 X-Mimecast-Originator: redhat.com Content-Language: en-CA X-Spam-Status: No, score=-12.6 required=5.0 tests=BAYES_00, DKIMWL_WL_HIGH, DKIM_SIGNED, DKIM_VALID, DKIM_VALID_AU, DKIM_VALID_EF, GIT_PATCH_0, RCVD_IN_DNSWL_LOW, RCVD_IN_MSPIKE_H4, RCVD_IN_MSPIKE_WL, SPF_HELO_NONE, SPF_PASS, TXREP autolearn=ham autolearn_force=no version=3.4.2 X-Spam-Checker-Version: SpamAssassin 3.4.2 (2018-09-13) on server2.sourceware.org X-BeenThere: gcc-patches@gcc.gnu.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: Gcc-patches mailing list List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-Patchwork-Original-From: Andrew MacLeod via Gcc-patches From: Andrew MacLeod Reply-To: Andrew MacLeod Errors-To: gcc-patches-bounces+incoming=patchwork.ozlabs.org@gcc.gnu.org Sender: "Gcc-patches" This patch just adds some basic self tests for some of the new relation operations. Bootstraps on x86_64-pc-linux-gnu with no regressions.  Pushed. Andrew From ca1f9f22854049d6f9cab5b4bfbc46edbcb5c990 Mon Sep 17 00:00:00 2001 From: Andrew MacLeod Date: Thu, 17 Jun 2021 13:40:05 -0400 Subject: [PATCH 7/7] Add relational self-tests. * range-op.cc (range_relational_tests): New. (range_op_tests): Call range_relational_tests. --- gcc/range-op.cc | 25 +++++++++++++++++++++++++ 1 file changed, 25 insertions(+) diff --git a/gcc/range-op.cc b/gcc/range-op.cc index 92b314df9dd..1692a096e20 100644 --- a/gcc/range-op.cc +++ b/gcc/range-op.cc @@ -4244,6 +4244,30 @@ range_op_bitwise_and_tests () ASSERT_FALSE (res.contains_p (INT (0))); } +static void +range_relational_tests () +{ + int_range<2> lhs (unsigned_char_type_node); + int_range<2> op1 (UCHAR (8), UCHAR (10)); + int_range<2> op2 (UCHAR (20), UCHAR (20)); + + // Never wrapping additions mean LHS > OP1. + tree_code code = op_plus.lhs_op1_relation (lhs, op1, op2); + ASSERT_TRUE (code == GT_EXPR); + + // Most wrapping additions mean nothing... + op1 = int_range<2> (UCHAR (8), UCHAR (10)); + op2 = int_range<2> (UCHAR (0), UCHAR (255)); + code = op_plus.lhs_op1_relation (lhs, op1, op2); + ASSERT_TRUE (code == VREL_NONE); + + // However, always wrapping additions mean LHS < OP1. + op1 = int_range<2> (UCHAR (1), UCHAR (255)); + op2 = int_range<2> (UCHAR (255), UCHAR (255)); + code = op_plus.lhs_op1_relation (lhs, op1, op2); + ASSERT_TRUE (code == LT_EXPR); +} + void range_op_tests () { @@ -4251,6 +4275,7 @@ range_op_tests () range_op_lshift_tests (); range_op_bitwise_and_tests (); range_op_cast_tests (); + range_relational_tests (); } } // namespace selftest -- 2.17.2