shithub: riscv

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cc: populate the flag list comment in lex.c
This way the various compiler flags are documented
somewhere, even if not in full.

Also fixed a typo. 'r' should have been 'R'

--- a/sys/src/cmd/cc/lex.c

+++ b/sys/src/cmd/cc/lex.c

@@ -7,21 +7,42 @@

 /*

  * known debug flags

+ * flags without a description may be exclusive to certain architectures

  *	-.		Inhibit search for includes in source directory

+ *	-0

+ *	-4

+ *	-8

+ *	-<

  *	-A		!B

  *	-B		non ANSI

+ *	-C

  *	-D name		define

  *	-F		format specification check

+ *	-G

+ *	-H

  *	-I path		include

  *	-L		print every NAME symbol

  *	-M		constant multiplication

+ *	-N

+ *	-P		peephole

+ *	-Q

+ *	-R		print registerization

  *	-S		print assembly

+ *	-T

  *	-V		enable void* conversion warnings

+ *	-W

  *	-X		abort on error

+ *	-Y

+ *	-Z

  *	-a		acid declaration output

+ *	-c

  *	-d		print declarations

+ *	-e

+ *	-f

+ *	-g

+ *	-h

  *	-i		print initialization

  *	-l		generate little-endian code

  *	-m		print add/sub/mul trees

@@ -28,11 +49,12 @@

  *	-n		print acid to file (%.c=%.acid) (with -a or -aa)

  *	-o file		output file

  *	-p		use standard cpp ANSI preprocessor (not on windows)

- *	-r		print registerization

  *	-s		print structure offsets (with -a or -aa)

  *	-t		print type trees

  *	-v		verbose printing

  *	-w		print warnings

+ *	-x

+ *	-y

  */

 void