162306a36Sopenharmony_ci// SPDX-License-Identifier: GPL-2.0-only 262306a36Sopenharmony_ci/// Find duplicate field initializations. This has a high rate of false 362306a36Sopenharmony_ci/// positives due to #ifdefs, which Coccinelle is not aware of in a structure 462306a36Sopenharmony_ci/// initialization. 562306a36Sopenharmony_ci/// 662306a36Sopenharmony_ci// Confidence: Low 762306a36Sopenharmony_ci// Copyright: (C) 2010-2012 Nicolas Palix. 862306a36Sopenharmony_ci// Copyright: (C) 2010-2012 Julia Lawall, INRIA/LIP6. 962306a36Sopenharmony_ci// Copyright: (C) 2010-2012 Gilles Muller, INRIA/LiP6. 1062306a36Sopenharmony_ci// URL: https://coccinelle.gitlabpages.inria.fr/website 1162306a36Sopenharmony_ci// Comments: requires at least Coccinelle 0.2.4, lex or parse error otherwise 1262306a36Sopenharmony_ci// Options: --no-includes --include-headers 1362306a36Sopenharmony_ci 1462306a36Sopenharmony_civirtual org 1562306a36Sopenharmony_civirtual report 1662306a36Sopenharmony_ci 1762306a36Sopenharmony_ci@r@ 1862306a36Sopenharmony_ciidentifier I, s, fld; 1962306a36Sopenharmony_ciposition p0,p; 2062306a36Sopenharmony_ciexpression E; 2162306a36Sopenharmony_ci@@ 2262306a36Sopenharmony_ci 2362306a36Sopenharmony_cistruct I s =@p0 { ..., .fld@p = E, ...}; 2462306a36Sopenharmony_ci 2562306a36Sopenharmony_ci@s@ 2662306a36Sopenharmony_ciidentifier I, s, r.fld; 2762306a36Sopenharmony_ciposition r.p0,p; 2862306a36Sopenharmony_ciexpression E; 2962306a36Sopenharmony_ci@@ 3062306a36Sopenharmony_ci 3162306a36Sopenharmony_cistruct I s =@p0 { ..., .fld@p = E, ...}; 3262306a36Sopenharmony_ci 3362306a36Sopenharmony_ci@script:python depends on org@ 3462306a36Sopenharmony_cip0 << r.p0; 3562306a36Sopenharmony_cifld << r.fld; 3662306a36Sopenharmony_cips << s.p; 3762306a36Sopenharmony_cipr << r.p; 3862306a36Sopenharmony_ci@@ 3962306a36Sopenharmony_ci 4062306a36Sopenharmony_ciif int(ps[0].line) < int(pr[0].line) or (int(ps[0].line) == int(pr[0].line) and int(ps[0].column) < int(pr[0].column)): 4162306a36Sopenharmony_ci cocci.print_main(fld,p0) 4262306a36Sopenharmony_ci cocci.print_secs("s",ps) 4362306a36Sopenharmony_ci cocci.print_secs("r",pr) 4462306a36Sopenharmony_ci 4562306a36Sopenharmony_ci@script:python depends on report@ 4662306a36Sopenharmony_cip0 << r.p0; 4762306a36Sopenharmony_cifld << r.fld; 4862306a36Sopenharmony_cips << s.p; 4962306a36Sopenharmony_cipr << r.p; 5062306a36Sopenharmony_ci@@ 5162306a36Sopenharmony_ci 5262306a36Sopenharmony_ciif int(ps[0].line) < int(pr[0].line) or (int(ps[0].line) == int(pr[0].line) and int(ps[0].column) < int(pr[0].column)): 5362306a36Sopenharmony_ci msg = "%s: first occurrence line %s, second occurrence line %s" % (fld,ps[0].line,pr[0].line) 5462306a36Sopenharmony_ci coccilib.report.print_report(p0[0],msg) 55