[Bug math/887] Math library function "logb" and "nextafter" inconsistent

["rsa at us dot ibm.com" <sourceware-bugzilla at sourceware dot org>]

http://sourceware.org/bugzilla/show_bug.cgi?id=887

--- Comment #23 from Ryan S. Arnold <rsa at us dot ibm.com> 2012-03-26 20:55:17 UTC ---
Created attachment 6302
  --> http://sourceware.org/bugzilla/attachment.cgi?id=6302
preprocessed source for s_logb.c

For the benefit of the GCC folks who'll link to this bugz here's how s_logb.c
was built:

cd /home/ryanarn/glibc-git/glibc/math

/opt/at5.0/bin/gcc -m32 ../sysdeps/ieee754/ldbl-opt/s_logb.c -save-temps -c
-std=gnu99 -fgnu89-inline -O3 -Wall -Winline -Wwrite-strings
-fmerge-all-constants -g -mcpu=power4 -mnew-mnemonics -Wstrict-prototypes
-mlong-double-128  -fpic -frounding-math   -Wno-uninitialized
-D__NO_MATH_INLINES -D__LIBC_INTERNAL_MATH_INLINES -I../include
-I/home/ryanarn/glibc-git/build/glibc32_power4/math
-I/home/ryanarn/glibc-git/build/glibc32_power4
-I../sysdeps/powerpc/powerpc32/elf -I../sysdeps/powerpc/elf
-I../sysdeps/unix/sysv/linux/powerpc/powerpc32/power4
-I../sysdeps/powerpc/powerpc32/power4/fpu -I../sysdeps/powerpc/powerpc32/power4
-I../sysdeps/unix/sysv/linux/powerpc/powerpc32/fpu
-I../sysdeps/powerpc/powerpc32/fpu
-I../nptl/sysdeps/unix/sysv/linux/powerpc/powerpc32
-I../sysdeps/unix/sysv/linux/powerpc/powerpc32
-I../nptl/sysdeps/unix/sysv/linux/powerpc -I../sysdeps/unix/sysv/linux/powerpc
-I../sysdeps/ieee754/ldbl-128ibm -I../sysdeps/ieee754/ldbl-opt
-I../nptl/sysdeps/unix/sysv/linux -I../nptl/sysdeps/pthread
-I../sysdeps/pthread -I../sysdeps/unix/sysv/linux -I../sysdeps/gnu
-I../sysdeps/unix/common -I../sysdeps/unix/mman -I../sysdeps/unix/inet
-I../nptl/sysdeps/unix/sysv -I../sysdeps/unix/sysv -I../sysdeps/unix/powerpc
-I../nptl/sysdeps/unix -I../sysdeps/unix -I../sysdeps/posix
-I../sysdeps/powerpc/powerpc32 -I../sysdeps/wordsize-32
-I../sysdeps/powerpc/fpu -I../nptl/sysdeps/powerpc -I../sysdeps/powerpc
-I../sysdeps/ieee754/dbl-64 -I../sysdeps/ieee754/flt-32 -I../sysdeps/ieee754
-I../sysdeps/generic/elf -I../sysdeps/generic -I../nptl  -I.. -I../libio -I. 
-nostdinc -isystem /opt/at5.0/lib/gcc/powerpc64-linux/4.6.2/include -isystem
/opt/at5.0/lib/gcc/powerpc64-linux/4.6.2/include-fixed -isystem
/home/ryanarn/glibc-git/kernel_headers/include -D_LIBC_REENTRANT -include
../include/libc-symbols.h  -DPIC -DSHARED -DNOT_IN_libc=1 -DIS_IN_libm=1    -o
/home/ryanarn/glibc-git/build/glibc32_power4/math/s_logb.os


Attached is the preprocessed source file.

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