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From: "aurelien at aurel32 dot net" <sourceware-bugzilla@sourceware.org> To: glibc-bugs@sourceware.org Subject: [Bug math/29488] test-ibm128-llround fails on ppc64el when built with gcc-12 and -O2 or higher Date: Mon, 24 Oct 2022 18:49:45 +0000 [thread overview] Message-ID: <bug-29488-131-KxpE5aL0aB@http.sourceware.org/bugzilla/> (raw) In-Reply-To: <bug-29488-131@http.sourceware.org/bugzilla/> https://sourceware.org/bugzilla/show_bug.cgi?id=29488 Aurelien Jarno <aurelien at aurel32 dot net> changed: What |Removed |Added ---------------------------------------------------------------------------- Resolution|--- |FIXED Version|2.36 |2.37 Status|UNCONFIRMED |RESOLVED CC| |aurelien at aurel32 dot net --- Comment #6 from Aurelien Jarno <aurelien at aurel32 dot net> --- Fixed in 2.37 by the following commit: commit 2b5478569e72ee4820a6e163d306690c9c0eaf5e Author: Aurelien Jarno <aurelien@aurel32.net> Date: Mon Oct 10 00:39:33 2022 +0200 Avoid undefined behaviour in ibm128 implementation of llroundl (BZ #29488) Detecting an overflow edge case depended on signed overflow of a long long. Replace the additions and the overflow checks by __builtin_add_overflow(). Reviewed-by: Tulio Magno Quites Machado Filho <tuliom@linux.ibm.com> -- You are receiving this mail because: You are on the CC list for the bug.
prev parent reply other threads:[~2022-10-24 18:49 UTC|newest] Thread overview: 3+ messages / expand[flat|nested] mbox.gz Atom feed top 2022-08-15 1:31 [Bug math/29488] New: " michael.hudson at canonical dot com 2022-08-15 1:31 ` [Bug math/29488] " michael.hudson at canonical dot com 2022-10-24 18:49 ` aurelien at aurel32 dot net [this message]
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