[Bug libc/16988] New: error: conflicting types for âpthread_attr_tâ

["2947868523 at qq dot com" <sourceware-bugzilla at sourceware dot org>]

https://sourceware.org/bugzilla/show_bug.cgi?id=16988

            Bug ID: 16988
           Summary: error: conflicting types for âpthread_attr_tâ
           Product: glibc
           Version: 2.18
            Status: NEW
          Severity: critical
          Priority: P2
         Component: libc
          Assignee: unassigned at sourceware dot org
          Reporter: 2947868523 at qq dot com
                CC: drepper.fsp at gmail dot com
             Flags: review+

glibc 2.18.0 + glibc-ports-2.15

configure ok
//-----------------------------------------------------------------------
unset LD_LIBRARY_PATH
unset CFLAGS
BUILD_CC=gcc CC=${TARGET}-gcc LD=${TARGET}-ld AR=${TARGET}-ar
RANLIB=${TARGET}-ranlib CFLAGS="-g -O2 -march=armv4t"
../../src/glibc-2.18/configure --build=i686-pc-linux-gnu --host=arm-linux
--target=$TARGET --prefix=$TARGET_PREFIX --disable-profile --enable-add-ons
--with-headers=$TARGET_PREFIX/include libc_cv_forced_unwind=yes 
libc_cv_c_cleanup=yes libc_cv_arm_tls=yes --enable-kernel=2.6.38
--with-binutils=$PREFIX/bin

error when make
//-----------------------------------------------------------------------
In file included from ../signal/signal.h:80:0,
                 from ../include/signal.h:5,
                 from ../misc/sys/param.h:28,
                 from ../include/sys/param.h:1,
                 from
../ports/sysdeps/unix/sysv/linux/arm/nptl/lowlevellock.h:23,
                 from ../nptl/descr.h:30,
                 from ../ports/sysdeps/arm/nptl/tls.h:55,
                 from ../ports/sysdeps/unix/sysv/linux/arm/sysdep.h:31,
                 from <stdin>:1:
../sysdeps/unix/sysv/linux/bits/siginfo.h:291:30: error: conflicting types for
âpthread_attr_tâ
 typedef union pthread_attr_t pthread_attr_t;
                              ^
In file included from ../posix/sys/types.h:270:0,
                 from ../include/sys/types.h:1,
                 from ../nptl/descr.h:26,
                 from ../ports/sysdeps/arm/nptl/tls.h:55,
                 from ../ports/sysdeps/unix/sysv/linux/arm/sysdep.h:31,
                 from <stdin>:1:
../ports/sysdeps/unix/sysv/linux/arm/nptl/bits/pthreadtypes.h:45:3: note:
previous declaration of âpthread_attr_tâ was here
 } pthread_attr_t;
   ^
make[2]: *** [/home/lianhua/arm-linux/4.9.0/build/glibc/tcb-offsets.h] Error 1
make[2]: Leaving directory `/home/lianhua/arm-linux/4.9.0/src/glibc-2.18/csu'
make[1]: *** [csu/subdir_lib] Error 2
make[1]: Leaving directory `/home/lianhua/arm-linux/4.9.0/src/glibc-2.18'
make: *** [all] Error 2

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