lib/58054: libm nearbyint() broken

[martin%NetBSD.org@localhost]

>Number:         58054
>Category:       lib
>Synopsis:       libm nearbyint() broken
>Confidential:   no
>Severity:       serious
>Priority:       high
>Responsible:    lib-bug-people
>State:          open
>Class:          sw-bug
>Submitter-Id:   net
>Arrival-Date:   Tue Mar 19 19:05:00 +0000 2024
>Originator:     Martin Husemann
>Release:        NetBSD 10.99.10
>Organization:
The NetBSD Foundation, Inc.
>Environment:
System: NetBSD thirdstage.duskware.de 10.99.10 NetBSD 10.99.10 (MODULAR) #699: Tue Mar 19 12:19:16 CET 2024 martin%thirdstage.duskware.de@localhost:/usr/src/sys/arch/sparc64/compile/MODULAR sparc64
Architecture: sparc64
Machine: sparc64
>Description:

The changes in 


Date: Sat, 24 Feb 2024 10:16:53 -0500
From: Christos Zoulas <christos%netbsd.org@localhost>
To: source-changes%NetBSD.org@localhost   
Subject: CVS commit: src/lib/libm/src
X-Mailer: log_accum
  
Module Name:    src
Committed By:   christos
Date:           Sat Feb 24 15:16:53 UTC 2024
  
Modified Files: 
        src/lib/libm/src: b_tgammal.c e_acoshl.c e_acosl.c e_asinl.c e_atanhl.c
            s_asinhl.c s_atanl.c s_cospil.c s_erfl.c s_exp2l.c s_fabsl.c
            s_llrintl.c s_logl.c s_lrintl.c s_nearbyint.c s_remquol.c
            s_sincosl.c s_sinpil.c s_tanhl.c s_tanpil.c
  
Log Message: 
add missing symbols for non long double architectures.
  
  
To generate a diff of this commit: 
cvs rdiff -u -r1.2 -r1.3 src/lib/libm/src/b_tgammal.c \
    src/lib/libm/src/e_acoshl.c src/lib/libm/src/e_acosl.c \
    src/lib/libm/src/e_asinl.c src/lib/libm/src/e_atanhl.c \
    src/lib/libm/src/s_asinhl.c src/lib/libm/src/s_cospil.c \
    src/lib/libm/src/s_erfl.c src/lib/libm/src/s_exp2l.c \
    src/lib/libm/src/s_sincosl.c src/lib/libm/src/s_sinpil.c \
    src/lib/libm/src/s_tanhl.c src/lib/libm/src/s_tanpil.c
cvs rdiff -u -r1.3 -r1.4 src/lib/libm/src/s_atanl.c \
    src/lib/libm/src/s_llrintl.c src/lib/libm/src/s_logl.c \
    src/lib/libm/src/s_lrintl.c src/lib/libm/src/s_remquol.c
cvs rdiff -u -r1.4 -r1.5 src/lib/libm/src/s_fabsl.c \
    src/lib/libm/src/s_nearbyint.c

Please note that diffs are not public domain; they are subject to the
copyright notices on the relevant files.


broke nearbyint() on sparc64:

tc-start: 1710874843.919690, fe_nearbyint
tc-se:*** Check failed: /usr/src/tests/lib/libm/t_fe_round.c:110: nearbyint rounding wrong, difference too large
tc-se:input: 3.700000 (index 0): got 3.500000, expected 3
tc-se:
tc-se:*** Check failed: /usr/src/tests/lib/libm/t_fe_round.c:110: nearbyint rounding wrong, difference too large
tc-se:input: -3.700001 (index 1): got -3.750000, expected -4
tc-se:
tc-se:*** Check failed: /usr/src/tests/lib/libm/t_fe_round.c:110: nearbyint rounding wrong, difference too large
tc-se:input: -9223.010001 (index 3): got -9223.000000, expected -9224
tc-se:
tc-se:*** Check failed: /usr/src/tests/lib/libm/t_fe_round.c:110: nearbyint rounding wrong, difference too large
...

>How-To-Repeat:

cd /usr/tests/lib/libm && atf-run t_fe_round

>Fix:
n/a