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#include <stdio.h>
/* Store, "declare" (but jump over) the current B_* label */
#define IND_BLOCK(X) \
do { \
addrs[i] = &&B_##X; \
i++; \
goto JMP_##X; \
B_##X: \
printf(#X "\n"); \
return 0; \
JMP_##X: \
; \
} while (0)
/* Add an indirection block to enable token pasting */
#define SINGLE(X) IND_BLOCK(X);
#define P2 SINGLE(__COUNTER__) SINGLE(__COUNTER__)
#define P4 P2 P2
#define P8 P4 P4
#define P16 P8 P8
#define P32 P16 P16
#define P64 P32 P32
#define P128 P64 P64
#define P256 P128 P128
#define P512 P256 P256
#define P1024 P512 P512
int main(int argc, char *argv[])
{
const void *addrs[1024 + 512];
int i = 0;
/*
* Repeat as many times as you want, but remember to update
* the labels address array's size accordingly.
*/
P1024;
P512;
/* jump back at the correct label */
goto *addrs[(argc * argc) + 1000];
}
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