Bug#677968: cpl: FTBS on sparc

[Ole Streicher]

cpl_image_iqe-test fails with

/bin/bash: line 5: 24576 Segmentation fault \
  MAKE="make"
  CC="gcc"
  CFLAGS="-D_LARGEFILE_SOURCE=1 -D_FILE_OFFSET_BITS=64 -D_REENTRANT
         -g -O2 -fstack-protector --param=ssp-buffer-size=4
         -Wformat -Werror=format-security -std=c99 -fno-builtin
         -fno-common -fopenmp"
  CPPFLAGS="-D_FORTIFY_SOURCE=2 -D_POSIX_C_SOURCE=200112L"
  LD="/usr/bin/ld"
  LDFLAGS="-Wl,-z,relro -fopenmp"
  LIBS="-lm -lgomp -ldl  -lnsl"
  LN_S="ln -s"
  NM="/usr/bin/nm -B"
  RANLIB="ranlib"
  OBJEXT="o"
  EXEEXT=""
  ${dir}$tst
FAIL: cpl_image_iqe-test

and cpl_mask-test fails with

/bin/bash: line 5: 24833 Bus error \
  MAKE="make"
  CC="gcc"
  CFLAGS="-D_LARGEFILE_SOURCE=1 -D_FILE_OFFSET_BITS=64 -D_REENTRANT
          -g -O2 -fstack-protector --param=ssp-buffer-size=4
          -Wformat -Werror=format-security -std=c99 -fno-builtin
          -fno-common -fopenmp" CPPFLAGS="-D_FORTIFY_SOURCE=2
          -D_POSIX_C_SOURCE=200112L"
  LD="/usr/bin/ld"
  LDFLAGS="-Wl,-z,relro -fopenmp"
  LIBS="-lm -lgomp -ldl  -lnsl"
  LN_S="ln -s"
  NM="/usr/bin/nm -B"
  RANLIB="ranlib"
  OBJEXT="o"
  EXEEXT=""
  ${dir}$tst
FAIL: cpl_mask-test

see the build log

https://buildd.debian.org/status/fetch.php?pkg=cpl&arch=sparc&ver=6.1.1-1&stamp=1339975468