Date: Wed, 24 Mar 2021 00:08:47 +0000 From: bugzilla-noreply@freebsd.org To: standards@FreeBSD.org Subject: [Bug 253847] Printf does not work correctly for denormal doubles on non-x86 Message-ID: <bug-253847-99-QnR4fuGw7F@https.bugs.freebsd.org/bugzilla/> In-Reply-To: <bug-253847-99@https.bugs.freebsd.org/bugzilla/> References: <bug-253847-99@https.bugs.freebsd.org/bugzilla/>
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https://bugs.freebsd.org/bugzilla/show_bug.cgi?id=3D253847 --- Comment #4 from commit-hook@FreeBSD.org --- A commit in branch releng/13.0 references this bug: URL: https://cgit.FreeBSD.org/src/commit/?id=3Df979a90f4209418a26d858ca97b149798= 5bda0a7 commit f979a90f4209418a26d858ca97b1497985bda0a7 Author: Alex Richardson <arichardson@FreeBSD.org> AuthorDate: 2021-03-01 14:27:30 +0000 Commit: Ed Maste <emaste@FreeBSD.org> CommitDate: 2021-03-24 00:07:34 +0000 AArch64: Don't set flush-subnormals-to-zero flag on startup This flag has been set on startup since 65618fdda0f272a823e6701966421bdca0efa301. However, This causes some of the math-related tests to fail as they rep= ort zero instead of a tiny number. This fixes at least /usr/tests/lib/msun/ldexp_test and possibly others. Additionally, setting this flag prevents printf() from printing subnorm= al numbers in decimal form. See also https://www.openwall.com/lists/musl/2021/02/26/1 PR: 253847 Reviewed By: mmel Approved by: re (gjb) Differential Revision: https://reviews.freebsd.org/D28938 (cherry picked from commit 0e4ff0acbe80c547988bede738af2e227c7eb47c) (cherry picked from commit d37fb0e37814db8f76462b3b9f1fb0e6dfca6324) lib/libc/tests/stdio/printfloat_test.c | 35 ++++++++++++++++++++++++++++++= +++- sys/arm64/arm64/vm_machdep.c | 2 +- 2 files changed, 35 insertions(+), 2 deletions(-) --=20 You are receiving this mail because: You are the assignee for the bug.=
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