https://gcc.gnu.org/bugzilla/show_bug.cgi?id=106298
--- Comment #3 from CVS Commits <cvs-commit at gcc dot gnu.org> --- The master branch has been updated by Immad Mir <m...@gcc.gnu.org>: https://gcc.gnu.org/g:6a11f2d974a912aaaedb0ce32cdfde10193003cd commit r13-1936-g6a11f2d974a912aaaedb0ce32cdfde10193003cd Author: Immad Mir <mirim...@outlook.com> Date: Tue Aug 2 22:22:07 2022 +0530 analyzer: support for creat, dup, dup2 and dup3 [PR106298] This patch extends the state machine in sm-fd.cc to support creat, dup, dup2 and dup3 functions. Lightly tested on x86_64 Linux. gcc/analyzer/ChangeLog: PR analyzer/106298 * sm-fd.cc (fd_state_machine::on_open): Add creat, dup, dup2 and dup3 functions. (enum dup): New. (fd_state_machine::valid_to_unchecked_state): New. (fd_state_machine::on_creat): New. (fd_state_machine::on_dup): New. gcc/testsuite/ChangeLog: PR analyzer/106298 * gcc.dg/analyzer/fd-1.c: Add tests for 'creat'. * gcc.dg/analyzer/fd-2.c: Likewise. * gcc.dg/analyzer/fd-4.c: Likewise. * gcc.dg/analyzer/fd-dup-1.c: New tests. Signed-off-by: Immad Mir <mirim...@outlook.com>