Hi! While working on the just posted patch, I've noticed another spot in i386.c that uses incorrect capitalization in diagnostics.
Fixed thusly, bootstrapped/regtested on x86_64-linux and i686-linux, committed to trunk as obvious. 2017-11-20 Jakub Jelinek <ja...@redhat.com> * config/i386/i386.c (parse_mtune_ctrl_str): Start diagnostics with lower case letter. --- gcc/config/i386/i386.c.jj 2017-11-20 11:02:42.000000000 +0100 +++ gcc/config/i386/i386.c 2017-11-20 11:44:16.286754295 +0100 @@ -3280,7 +3280,7 @@ parse_mtune_ctrl_str (bool dump) } } if (i == X86_TUNE_LAST) - error ("Unknown parameter to option -mtune-ctrl: %s", + error ("unknown parameter to option -mtune-ctrl: %s", clear ? curr_feature_string - 1 : curr_feature_string); curr_feature_string = next_feature_string; } Jakub