From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: by sourceware.org (Postfix, from userid 48) id A107F385AE6C; Fri, 1 Dec 2023 07:12:39 +0000 (GMT) DKIM-Filter: OpenDKIM Filter v2.11.0 sourceware.org A107F385AE6C DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gcc.gnu.org; s=default; t=1701414759; bh=yUjiGT/Rj9CjEOknoa7scFqV7ab1kiNN8EPVUhQdlDU=; h=From:To:Subject:Date:In-Reply-To:References:From; b=H2/Ij8Ec5fHntq0sOBikXQEZY2M8bUo8jQ5VwZ7x47UQR3BjXBcLjCD2Ey9xs9t01 I1J2s1fA9nF/QJqM7oXBkpK9aOstUBKDEJnC5PN8OtbhiSt6G4IjoCbexKjgrSZ7Q3 mGX7FPj/3iJGovTCsZdZVbwha0DFpokjdITTAi54= From: "cvs-commit at gcc dot gnu.org" To: gcc-bugs@gcc.gnu.org Subject: [Bug c/96284] Outdated C features should be made errors with newer standards Date: Fri, 01 Dec 2023 07:12:35 +0000 X-Bugzilla-Reason: CC X-Bugzilla-Type: changed X-Bugzilla-Watch-Reason: None X-Bugzilla-Product: gcc X-Bugzilla-Component: c X-Bugzilla-Version: unknown X-Bugzilla-Keywords: diagnostic X-Bugzilla-Severity: normal X-Bugzilla-Who: cvs-commit at gcc dot gnu.org X-Bugzilla-Status: NEW X-Bugzilla-Resolution: X-Bugzilla-Priority: P3 X-Bugzilla-Assigned-To: unassigned at gcc dot gnu.org X-Bugzilla-Target-Milestone: --- X-Bugzilla-Flags: X-Bugzilla-Changed-Fields: Message-ID: In-Reply-To: References: Content-Type: text/plain; charset="UTF-8" Content-Transfer-Encoding: quoted-printable X-Bugzilla-URL: http://gcc.gnu.org/bugzilla/ Auto-Submitted: auto-generated MIME-Version: 1.0 List-Id: https://gcc.gnu.org/bugzilla/show_bug.cgi?id=3D96284 --- Comment #13 from GCC Commits --- The master branch has been updated by Florian Weimer : https://gcc.gnu.org/g:9715c545d33b3a32ddc1ae817ba9356ade1fb9df commit r14-6037-g9715c545d33b3a32ddc1ae817ba9356ade1fb9df Author: Florian Weimer Date: Fri Dec 1 08:10:13 2023 +0100 c: Turn -Wincompatible-pointer-types into a permerror The change to build_conditional_expr drops the downgrade from a pedwarn to warning for builtins for C99 and later language dialects. It remains a warning in C89 mode (not a permerror), as the -std=3Dgnu89 -fno-permissive test shows. gcc/ * doc/invoke.texi (Warning Options): Document changes. gcc/c/ PR c/96284 * c-typeck.cc (build_conditional_expr): Upgrade most pointer type mismatches to a permerror. (convert_for_assignment): Use permerror_opt and permerror_init for OPT_Wincompatible_pointer_types warnings. gcc/testsuite/ * gcc.dg/permerror-default.c (incompatible_pointer_types): Expect new permerror. * gcc.dg/permerror-gnu89-nopermissive.c (incompatible_pointer_types): Likewise. * gcc.dg/permerror-pedantic.c (incompatible_pointer_types): Likewise. * gcc.dg/permerror-system.c: Likewise. * gcc.dg/Wincompatible-pointer-types-2.c: Compile with -fpermissive due to expected errors. * gcc.dg/Wincompatible-pointer-types-5.c: New test. Copied from gcc.dg/Wincompatible-pointer-types-2.c. Expect errors. * gcc.dg/anon-struct-11.c: Compile with -fpermissive due to expected errors. * gcc.dg/anon-struct-11a.c: New test. Copied from gcc.dg/anon-struct-11.c. Expect errors. * gcc.dg/anon-struct-13.c: Compile with -fpermissive due to expected errors. * gcc.dg/anon-struct-13a.c: New test. Copied from gcc.dg/anon-struct-13.c. Expect errors. * gcc.dg/builtin-arith-overflow-4.c: Compile with -fpermissive due to expected errors. * gcc.dg/builtin-arith-overflow-4a.c: New test. Copied from gcc.dg/builtin-arith-overflow-4.c. Expect errors. * gcc.dg/c23-qual-4.c: Expect -Wincompatible-pointer-types erro= rs. * gcc.dg/dfp/composite-type.c: Compile with -fpermissive due to expected errors. * gcc.dg/dfp/composite-type-2.c: New test. Copied from gcc.dg/dfp/composite-type.c. Expect errors. * gcc.dg/diag-aka-1.c: Compile with -fpermissive due to expected errors. * gcc.dg/diag-aka-1a.c: New test. Copied from gcc.dg/diag-aka-1a.c. Expect errors. * gcc.dg/enum-compat-1.c: Compile with -fpermissive due to expected errors. * gcc.dg/enum-compat-2.c: New test. Copied from gcc.dg/enum-compat-1.c. Expect errors. * gcc.dg/func-ptr-conv-1.c: Compile with -fpermissive due to expected errors. * gcc.dg/func-ptr-conv-2.c: New test. Copied from gcc.dg/func-ptr-conv-1.c. Expect errors. * gcc.dg/init-bad-7.c: Compile with -fpermissive due to expected errors. * gcc.dg/init-bad-7a.c: New test. Copied from gcc.dg/init-bad-= 7.c. Expect errors. * gcc.dg/noncompile/incomplete-3.c (foo): Expect -Wincompatible-pointer-types error. * gcc.dg/param-type-mismatch-2.c (test8): Likewise. * gcc.dg/pointer-array-atomic.c: Compile with -fpermissive due to expected errors. * gcc.dg/pointer-array-atomic-2.c: New test. Copied from gcc.dg/pointer-array-atomic.c. Expect errors. * gcc.dg/pointer-array-quals-1.c (test): Expect -Wincompatible-pointer-types errors. * gcc.dg/transparent-union-1.c: Compile with -fpermissive due to expected errors. * gcc.dg/transparent-union-1a.c: New test. Copied from gcc.dg/transparent-union-1.c. Expect errors. * gcc.target/aarch64/acle/memtag_2a.c (test_memtag_warning_return_qualifier): Expect additional errors. * gcc.target/aarch64/sve/acle/general-c/load_2.c (f1): Likewise. * gcc.target/aarch64/sve/acle/general-c/load_ext_gather_offset_= 1.c (f1): Likewise. * gcc.target/aarch64/sve/acle/general-c/load_ext_gather_offset_= 2.c (f1): Likewise. * gcc.target/aarch64/sve/acle/general-c/load_ext_gather_offset_= 3.c (f1): Likewise. * gcc.target/aarch64/sve/acle/general-c/load_ext_gather_offset_= 4.c (f1): Likewise. * gcc.target/aarch64/sve/acle/general-c/load_ext_gather_offset_= 5.c (f1): Likewise. * gcc.target/aarch64/sve/acle/general-c/load_ext_gather_offset_restricted_1.c (f1): Likewise. * gcc.target/aarch64/sve/acle/general-c/load_ext_gather_offset_restricted_2.c (f1): Likewise. * gcc.target/aarch64/sve/acle/general-c/load_ext_gather_offset_restricted_3.c (f1): Likewise. * gcc.target/aarch64/sve/acle/general-c/load_ext_gather_offset_restricted_4.c (f1): Likewise. * gcc.target/aarch64/sve/acle/general-c/sizeless-1.c (f1): Likewise. * gcc.target/aarch64/sve/acle/general-c/sizeless-2.c (f1): Likewise. * gcc.target/aarch64/sve/acle/general-c/store_1.c (f1): Likewis= e. * gcc.target/aarch64/sve/acle/general-c/store_2.c (f1): Likewis= e. * gcc.target/aarch64/sve/acle/general-c/store_scatter_index_1.c (f1): Likewise. * gcc.target/aarch64/sve/acle/general-c/store_scatter_index_restricted_1.c (f1): Likewise. * gcc.target/aarch64/sve/acle/general-c/store_scatter_offset_2.c (f1): Likewise. * gcc.target/aarch64/sve/acle/general-c/store_scatter_offset_restricted_1.c (f1): Likewise. * gcc.target/aarch64/sve/acle/general/attributes_7.c (f1): Likewise. * gcc.target/i386/sse2-bfloat16-scalar-typecheck.c (footest): Expect -Wincompatible-pointer-types errors. * gcc.target/i386/vect-bfloat16-typecheck_1.c (footest): Likewi= se. * gcc.target/i386/vect-bfloat16-typecheck_2.c (footest): Likewi= se.=