GCC 5 has a misaligned access to a vector pointer which causes a build failure
when using GCC 8 and later. Backport upstream fix that was applied on the GCC
6 branch.
* gnu/packages/gcc.scm (gcc-5)[source]: Apply
gcc-5-fix-powerpc64le-build.patch.
* gnu/packages/patches/gcc-5-fix-powerpc64le-build.patch: New file.
* gnu/local.mk (dist_patch_DATA): Register it.
Signed-off-by: Maxim Cournoyer <maxim.cournoyer@gmail.com>
