Source: csmith Version: 2.3.0-1 Severity: serious https://buildd.debian.org/status/fetch.php?pkg=csmith&arch=s390x&ver=2.3.0-1&stamp=1503091499&raw=0
... g++ -DHAVE_CONFIG_H -I. -I.. -Wdate-time -D_FORTIFY_SOURCE=2 -g -O2 -fdebug-prefix-map=/<<PKGBUILDDIR>>=. -fstack-protector-strong -Wformat -Werror=format-security -c -o platform.o platform.cpp platform.cpp: Assembler messages: platform.cpp:82: Error: Unrecognized opcode: `stckf' Makefile:717: recipe for target 'platform.o' failed make[3]: *** [platform.o] Error 1