#52 — compile failed (gcc 4.5 prerelease)

Archlinux
root ~ # gcc -v
Using built-in specs.
COLLECT_GCC=gcc
COLLECT_LTO_WRAPPER=/usr/lib/gcc/i686-pc-linux-gnu/4.5.0/lto-wrapper
Target: i686-pc-linux-gnu
Configured with: ../configure --prefix=/usr --enable-languages=c,c++,fortran,objc,obj-c++,ada --enable-shared --enable-threads=posix --enable-__cxa_atexit --enable-clocale=gnu --enable-gnu-unique-object --enable-lto --enable-plugin --disable-multilib --disable-libstdcxx-pch --with-system-zlib --with-ppl --with-cloog --libdir=/usr/lib --libexecdir=/usr/lib --mandir=/usr/share/man --infodir=/usr/share/info
Thread model: posix
gcc version 4.5.0 20100520 (prerelease) (GCC)
---
root ~ # scons --v
SCons by Steven Knight et al.:
    script: v1.3.0.r4720, 2010/03/24 03:14:11, by jars on jars-desktop
    engine: v1.3.0.r4720, 2010/03/24 03:14:11, by jars on jars-desktop
Copyright (c) 2001, 2002, 2003, 2004, 2005, 2006, 2007, 2008, 2009, 2010 The SCons Foundation
---
[...]
gcc -o zfs-fuse/zfsfuse_socket.o -c -pipe -Wall -std=c99 -Wno-switch -Wno-unused -Wno-missing-braces -Wno-parentheses -Wno-uninitialized -fno-strict-aliasing -D_GNU_SOURCE -D_FILE_OFFSET_BITS=64 -D_REENTRANT -DTEXT_DOMAIN=\"zfs-fuse\" -s -O2 -DNDEBUG -D_KERNEL -DLINUX_AIO -Ilib/libavl/include -Ilib/libnvpair/include -Ilib/libumem/include -Ilib/libzfscommon/include -Ilib/libsolkerncompat/include zfs-fuse/zfsfuse_socket.c
gcc -o zfs-fuse/zfs_operations.o -c -pipe -Wall -std=c99 -Wno-switch -Wno-unused -Wno-missing-braces -Wno-parentheses -Wno-uninitialized -fno-strict-aliasing -D_GNU_SOURCE -D_FILE_OFFSET_BITS=64 -D_REENTRANT -DTEXT_DOMAIN=\"zfs-fuse\" -s -O2 -DNDEBUG -D_KERNEL -DLINUX_AIO -Ilib/libavl/include -Ilib/libnvpair/include -Ilib/libumem/include -Ilib/libzfscommon/include -Ilib/libsolkerncompat/include zfs-fuse/zfs_operations.c
zfs-fuse/zfs_operations.c: In function 'zfsfuse_listxattr':
zfs-fuse/zfs_operations.c:249:5: error: jump into scope of identifier with variably modified type
zfs-fuse/zfs_operations.c:314:1: note: label 'out' defined here
zfs-fuse/zfs_operations.c:262:4: note: 'entry' declared here
zfs-fuse/zfs_operations.c:249:5: error: jump into scope of identifier with variably modified type
zfs-fuse/zfs_operations.c:314:1: note: label 'out' defined here
zfs-fuse/zfs_operations.c:259:2: note: '({anonymous})' declared here
zfs-fuse/zfs_operations.c:253:2: error: jump into scope of identifier with variably modified type
zfs-fuse/zfs_operations.c:314:1: note: label 'out' defined here
zfs-fuse/zfs_operations.c:262:4: note: 'entry' declared here
zfs-fuse/zfs_operations.c:253:2: error: jump into scope of identifier with variably modified type
zfs-fuse/zfs_operations.c:314:1: note: label 'out' defined here
zfs-fuse/zfs_operations.c:259:2: note: '({anonymous})' declared here
scons: *** [zfs-fuse/zfs_operations.o] Error 1
scons: building terminated because of errors.