2 A while running preprocessor, generate makefile dependencies
3 C while running preprocessor, copy comment
4 d perform a small dataflow analysis
5 D see identifier following as a macro
6 E run preprocessor only
7 g produce symbol table for debugger
8 i suppress /usr/include include files in dependency list
9 I expand include table with directory name following
10 L don't generate linenumbers and filename indications
11 m generate file.o: file1.h format dependency lines
12 M set identifier length
13 n don't generate register messages
15 P in running the preprocessor do not output '# line' lines
18 T take path following as directory for storing temporary file(s)
19 U undefine predefined name
20 V set objectsize and alignment requirements
21 w suppress warning diagnostics
26 f dump whole identifier table, including macros and reserved words
27 h supply hash table statistics
28 i print name of include files
29 r right-adjust bitfield
30 t dump table of identifiers