a lot simpler VLA code

    Author: Philip <pipcet@gmail.com>
    Our VLA code can be made a lot simpler (simple enough for
    even me to understand it) by giving up on the optimization idea, which
    is very tempting. There's a patch to do that attached, feel free to
    test and commit it if you like. (It passes all the tests, at least

1 files changed, 0 insertions, 6 deletions

diff --git a/tcc.h b/tcc.h
index 8d832ff..331d6e4 100644
--- a/tcc.h
+++ b/tcc.h
@@ -464,12 +464,6 @@ typedef struct DLLReference {
 #define SYM_FIELD      0x20000000 /* struct/union field symbol space */
 #define SYM_FIRST_ANOM 0x10000000 /* first anonymous sym */
 
-#define VLA_SP_LOC_SET     0x01 /* Location of SP on stack has been allocated */
-#define VLA_SP_SAVED       0x02 /* SP has been saved to slot already */
-#define VLA_NEED_NEW_FRAME 0x04 /* Needs new frame for next VLA */
-#define VLA_IN_SCOPE       0x08 /* One or more VLAs are in scope */
-#define VLA_SCOPE_FLAGS    (VLA_SP_SAVED|VLA_NEED_NEW_FRAME|VLA_IN_SCOPE) /* Flags which are saved and restored upon entering and exiting a block */
-
 /* stored in 'Sym.c' field */
 #define FUNC_NEW       1 /* ansi function prototype */
 #define FUNC_OLD       2 /* old function prototype */