[HADOOP-7276] Hadoop native builds fail on ARM due to -m32

• Type: Bug
• Status: Closed
• Priority: Major
• Resolution: Fixed
• Affects Version/s: 0.21.0
• Fix Version/s: 0.23.0
• Component/s: native

Environment

$ gcc -v
Using built-in specs.
COLLECT_GCC=gcc
COLLECT_LTO_WRAPPER=/usr/lib/arm-linux-gnueabi/gcc/arm-linux-gnueabi/4.5.2/lto-wrapper
Target: arm-linux-gnueabi
Configured with: ../src/configure -v --with-pkgversion='Ubuntu/Linaro 4.5.2-8ubuntu4' --with-bugurl=file:///usr/share/doc/gcc-4.5/README.Bugs --enable-languages=c,c+,fortran,objc,obj-c+ --prefix=/usr --program-suffix=-4.5 --enable-shared --enable-multiarch --with-multiarch-defaults=arm-linux-gnueabi --enable-linker-build-id --with-system-zlib --libexecdir=/usr/lib/arm-linux-gnueabi --without-included-gettext --enable-threads=posix --with-gxx-include-dir=/usr/include/c++/4.5 --libdir=/usr/lib/arm-linux-gnueabi --enable-nls --with-sysroot=/ --enable-clocale=gnu --enable-libstdcxx-debug --enable-libstdcxx-time=yes --enable-plugin --enable-gold --enable-ld=default --with-plugin-ld=ld.gold --enable-objc-gc --disable-sjlj-exceptions --with-arch=armv7-a --with-float=softfp --with-fpu=vfpv3-d16 --with-mode=thumb --disable-werror --enable-checking=release --build=arm-linux-gnueabi --host=arm-linux-gnueabi --target=arm-linux-gnueabi
Thread model: posix
gcc version 4.5.2 (Ubuntu/Linaro 4.5.2-8ubuntu4)
$ uname -a
Linux panda0 2.6.38-1002-linaro-omap #3-Ubuntu SMP Fri Apr 15 14:00:54 UTC 2011 armv7l armv7l armv7l GNU/Linux

• Hadoop Flags: Reviewed
• Assignee: Trevor Robinson
• Reporter: Trevor Robinson
• Created: 11/May/11 16:20
• Updated: 25/Feb/12 01:10
• Resolved: 27/May/11 21:47

Description

The native build fails on machine targets where gcc does not support -m32. This is any target other than x86, SPARC, RS/6000, or PowerPC, such as ARM.

$ ant -Dcompile.native=true
...
[exec] make all-am
[exec] make[1]: Entering directory
`/home/trobinson/dev/hadoop-common/build/native/Linux-arm-32'
[exec] /bin/bash ./libtool --tag=CC --mode=compile gcc
-DHAVE_CONFIG_H -I. -I/home/trobinson/dev/hadoop-common/src/native
-I/usr/lib/jvm/java-6-openjdk/include
-I/usr/lib/jvm/java-6-openjdk/include/linux
-I/home/trobinson/dev/hadoop-common/src/native/src
-Isrc/org/apache/hadoop/io/compress/zlib
-Isrc/org/apache/hadoop/security -Isrc/org/apache/hadoop/io/nativeio/
-g -Wall -fPIC -O2 -m32 -g -O2 -MT ZlibCompressor.lo -MD -MP -MF
.deps/ZlibCompressor.Tpo -c -o ZlibCompressor.lo `test -f
'src/org/apache/hadoop/io/compress/zlib/ZlibCompressor.c' || echo
'/home/trobinson/dev/hadoop-common/src/native/'`src/org/apache/hadoop/io/compress/zlib/ZlibCompressor.c
[exec] libtool: compile: gcc -DHAVE_CONFIG_H -I.
-I/home/trobinson/dev/hadoop-common/src/native
-I/usr/lib/jvm/java-6-openjdk/include
-I/usr/lib/jvm/java-6-openjdk/include/linux
-I/home/trobinson/dev/hadoop-common/src/native/src
-Isrc/org/apache/hadoop/io/compress/zlib
-Isrc/org/apache/hadoop/security -Isrc/org/apache/hadoop/io/nativeio/
-g -Wall -fPIC -O2 -m32 -g -O2 -MT ZlibCompressor.lo -MD -MP -MF
.deps/ZlibCompressor.Tpo -c
/home/trobinson/dev/hadoop-common/src/native/src/org/apache/hadoop/io/compress/zlib/ZlibCompressor.c
-fPIC -DPIC -o .libs/ZlibCompressor.o
[exec] make[1]: Leaving directory
`/home/trobinson/dev/hadoop-common/build/native/Linux-arm-32'
[exec] cc1: error: unrecognized command line option "-m32"
[exec] make[1]: *** [ZlibCompressor.lo] Error 1
[exec] make: *** [all] Error 2

Issue Links

• is related to: MAPREDUCE-3922 Fix the potential problem compiling 32 bit binaries on a x86_64 host.
• relates to: HADOOP-6258 Native compilation assumes gcc
• relates to: HDFS-1920 libhdfs does not build for ARM processors