vxl build failed

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% sudo port install vxl configure.compiler=llvm-gcc-4.2 configure.cxx=g++-apple-4.2
--->  Computing dependencies for vxl
--->  Fetching archive for vxl
--->  Attempting to fetch vxl-1.14.0_1.darwin_11.x86_64.tbz2 from http://packages.macports.org/vxl
--->  Fetching vxl
--->  Verifying checksum(s) for vxl
--->  Extracting vxl
--->  Applying patches to vxl
--->  Configuring vxl
--->  Building vxl
Error: Target org.macports.build returned: shell command failed (see log for details)
Log for vxl is at: /opt/local/var/macports/logs/_opt_local_var_macports_sources_rsync.macports.org_release_ports_devel_vxl/vxl/main.log
Error: Status 1 encountered during processing.
To report a bug, see <http://guide.macports.org/#project.tickets>

[ozt@…]

main.log for vxl build

[ozt@…]

This patch for OpenCV is related but may not be applicable directly. ​https://code.ros.org/trac/opencv/attachment/ticket/1020/ffmpeg_build.patch

[ryandesign (Ryan Carsten Schmidt)]

Please "sudo port clean" and try again, without "configure.compiler=llvm-gcc-4.2 configure.cxx=g++-apple-4.2" (it is strange to ask for the LLVM C compiler but the GCC C++ compiler -- why mix and match?). If it fails again, attach the new main.log.