K 10
svn:author
V 6
pkubaj
K 8
svn:date
V 27
2020-03-17T19:25:19.893852Z
K 7
svn:log
V 305
lang/rust: fix build on powerpc64 elfv2

After upgrade to LLVM 10, core in stage 1 fails to compile (no clear reason, rustc crashes):
pid 26828 (rustc), jid 0, uid 0: exited on signal 11 (core dumped)

Compilation with GCC works fine, so switch to GCC for the time being.

PR:		244813
Approved by:	mikael

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