[FFmpeg-trac] #2477(swscale:new): libswscale make error (--disable-optimization)

FFmpeg trac at avcodec.org
Thu Apr 18 08:22:02 CEST 2013


#2477: libswscale make error (--disable-optimization)
-------------------------------------+-------------------------------------
             Reporter:  Andrew       |                     Type:  defect
               Status:  new          |                 Priority:  minor
            Component:  swscale      |                  Version:  git-
             Keywords:  swscale      |  master
  make error                         |               Blocked By:
             Blocking:               |  Reproduced by developer:  0
Analyzed by developer:  0            |
-------------------------------------+-------------------------------------
 {{{
 $ ./configure --disable-optimization
 In file included from libswscale/x86/rgb2rgb.c:98:
 libswscale/x86/rgb2rgb_template.c: In function ‘rgb24toyv12_MMX’:
 libswscale/x86/rgb2rgb_template.c:1695: error: can't find a register in
 class ‘GENERAL_REGS’ while reloading ‘asm’
 libswscale/x86/rgb2rgb_template.c:1695: error: ‘asm’ operand has
 impossible constraints
 make: *** [libswscale/x86/rgb2rgb.o] Error 1

 % ./version.sh
 N-52233-gee94362

 % gcc -v
 Using built-in specs.
 Target: i486-linux-gnu
 Configured with: ../src/configure -v --with-pkgversion='Debian 4.4.5-8'
 --with-bugurl=file:///usr/share/doc/gcc-4.4/README.Bugs --enable-
 languages=c,c++,fortran,objc,obj-c++ --prefix=/usr --program-suffix=-4.4
 --enable-shared --enable-multiarch --enable-linker-build-id --with-system-
 zlib --libexecdir=/usr/lib --without-included-gettext --enable-
 threads=posix --with-gxx-include-dir=/usr/include/c++/4.4
 --libdir=/usr/lib --enable-nls --enable-clocale=gnu --enable-libstdcxx-
 debug --enable-objc-gc --enable-targets=all --with-arch-32=i586 --with-
 tune=generic --enable-checking=release --build=i486-linux-gnu --host=i486
 -linux-gnu --target=i486-linux-gnu
 Thread model: posix
 gcc version 4.4.5 (Debian 4.4.5-8)
 }}}

 config.h - included.

-- 
Ticket URL: <https://ffmpeg.org/trac/ffmpeg/ticket/2477>
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