https://gcc.gnu.org/bugzilla/show_bug.cgi?id=87836
Richard Biener <rguenth at gcc dot gnu.org> changed: What |Removed |Added ---------------------------------------------------------------------------- Target| |sparc Status|UNCONFIRMED |WAITING Last reconfirmed| |2018-11-02 Component|c |middle-end Known to work| |4.9.4 Version|6.4.0 |7.3.0 Ever confirmed|0 |1 Known to fail| |7.3.0 --- Comment #1 from Richard Biener <rguenth at gcc dot gnu.org> --- Note GCC 6 is no longer supported. Can you inspect with gdb and see if this is an unaligned access?