src/fflib/lex.cpp:792: error: DEAD_STORE The value written to &sep (type int) is never used. Showing all 1 steps of the trace src/fflib/lex.cpp:792:11: Write of unused value 790. while (1) { 791. cmm=""; 792. int sep = EatCommentAndSpace(&cmm); ^ 793. p += cmm; 794. int rr = scan1();// do macro expantion