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[2001:8b0:bf73:93f7::51bb:e332]) by smtp.gmail.com with ESMTPSA id r7-20020a05600c35c700b0040d1bd0e716sm34205232wmq.9.2024.01.20.15.36.53 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Sat, 20 Jan 2024 15:36:53 -0800 (PST) Received: from jsm28 (helo=localhost) by digraph.polyomino.org.uk with local-esmtp (Exim 4.95) (envelope-from ) id 1rRKtP-003Mey-UO; Sat, 20 Jan 2024 23:36:51 +0000 Date: Sat, 20 Jan 2024 23:36:51 +0000 (UTC) From: Joseph Myers To: Martin Uecker cc: gcc-patches@gcc.gnu.org Subject: Re: [C PATCH] Fix ICE for composite type for structs with unsigned bitfields [PR113492] In-Reply-To: <75930f8a30c3de6c45988fb0f8762ef07cad23a9.camel@tugraz.at> Message-ID: <2140ab5d-8ec9-cded-7dfb-25239f82dc19@redhat.com> References: <75930f8a30c3de6c45988fb0f8762ef07cad23a9.camel@tugraz.at> MIME-Version: 1.0 X-Mimecast-Spam-Score: 0 X-Mimecast-Originator: redhat.com Content-Type: text/plain; charset=US-ASCII X-Spam-Status: No, score=-6.1 required=5.0 tests=BAYES_00,DKIMWL_WL_HIGH,DKIM_SIGNED,DKIM_VALID,DKIM_VALID_AU,DKIM_VALID_EF,RCVD_IN_DNSWL_NONE,RCVD_IN_MSPIKE_H3,RCVD_IN_MSPIKE_WL,SPF_HELO_NONE,SPF_NONE,TXREP,T_SCC_BODY_TEXT_LINE autolearn=ham autolearn_force=no version=3.4.6 X-Spam-Checker-Version: SpamAssassin 3.4.6 (2021-04-09) on server2.sourceware.org List-Id: On Sat, 20 Jan 2024, Martin Uecker wrote: > C23: Fix ICE for composite type for structs with unsigned bitfields [PR113492] > > This patch fixes a bug when forming a composite type from structs that > contain an unsigned bitfield declared with int while using -funsigned-bitfields. > In such structs the unsigned integer type was not compatible to the > regular unsigned integer type used elsewhere in the C FE. > > PR c/113492 > > gcc/c: > * c-decl.cc (grokdeclarator): Use c_common_unsigned_type instead of > unsigned_type_for to create the unsigned type for bitfields declared > with int when using -funsigned-bitfields. > > gcc/testsuite: > * gcc.dg/pr113492.c: New test. OK. -- Joseph S. Myers josmyers@redhat.com