Building some of the example sketches produces the following seg fault error (ASCIITable and ADXL3xx were two that failed among the random selection I tried).
lto1: internal compiler error: Segmentation fault Please submit a full bug report, with preprocessed source if appropriate. See <https://bugzilla.redhat.com/> for instructions. lto-wrapper: fatal error: /usr/bin/avr-gcc returned 1 exit status compilation terminated. /usr/lib/gcc/avr/6.3.0/../../../../avr/bin/ld: error: lto-wrapper failed collect2: error: ld returned 1 exit status exit status 1 Error compiling for board Arduino/Genuino Uno.