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From: "pinskia at gcc dot gnu.org" <gcc-bugzilla@gcc.gnu.org> To: gcc-bugs@gcc.gnu.org Subject: [Bug tree-optimization/94021] -Wformat-truncation false positive due to excessive integer range Date: Wed, 21 Jun 2023 04:33:26 +0000 [thread overview] Message-ID: <bug-94021-4-gUsUOJPiV0@http.gcc.gnu.org/bugzilla/> (raw) In-Reply-To: <bug-94021-4@http.gcc.gnu.org/bugzilla/> https://gcc.gnu.org/bugzilla/show_bug.cgi?id=94021 Andrew Pinski <pinskia at gcc dot gnu.org> changed: What |Removed |Added ---------------------------------------------------------------------------- Status|NEW |RESOLVED Resolution|--- |FIXED Target Milestone|--- |13.0 --- Comment #11 from Andrew Pinski <pinskia at gcc dot gnu.org> --- GCC 13: # RANGE [irange] int [0, 59] NONZERO 0x3f m_10 = _1 / 60; # RANGE [irange] int [0, 24] NONZERO 0x1f h_9 = _5 / 3600; GCC 12: # RANGE [0, 59] NONZERO 63 m_10 = _1 / 60; # RANGE [0, 596523] NONZERO 1048575 h_9 = _5 / 3600; And the warning is gone in GCC 13 too. And produces: /app/example.cpp:14: snprintfD.1756: objsize = 8, fmtstr = "%s%02i%02i" Directive 1 at offset 0: "%s" Result: 1, 1, 1, 1 (1, 1, 1, 1) Directive 2 at offset 2: "%02i" Result: 2, 2, 2, 2 (3, 3, 3, 3) Directive 3 at offset 6: "%02i" Result: 2, 2, 2, 2 (5, 5, 5, 5) Directive 4 at offset 10: "", length = 1 Substituting 5 for return value.
prev parent reply other threads:[~2023-06-21 4:33 UTC|newest] Thread overview: 4+ messages / expand[flat|nested] mbox.gz Atom feed top [not found] <bug-94021-4@http.gcc.gnu.org/bugzilla/> 2020-12-17 17:14 ` msebor at gcc dot gnu.org 2021-01-04 15:34 ` amacleod at redhat dot com 2023-04-14 5:48 ` ishikawa at yk dot rim.or.jp 2023-06-21 4:33 ` pinskia at gcc dot gnu.org [this message]
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