#include <stdarg.h>
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#include <stdarg.h>
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extern void abort (void);
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extern void abort (void);
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extern void exit (int);
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extern void exit (int);
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void bar (int n, int c)
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void bar (int n, int c)
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{
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{
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static int lastn = -1, lastc = -1;
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static int lastn = -1, lastc = -1;
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if (lastn != n)
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if (lastn != n)
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{
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{
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if (lastc != lastn)
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if (lastc != lastn)
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abort ();
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abort ();
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lastc = 0;
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lastc = 0;
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lastn = n;
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lastn = n;
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}
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}
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if (c != (char) (lastc ^ (n << 3)))
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if (c != (char) (lastc ^ (n << 3)))
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abort ();
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abort ();
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lastc++;
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lastc++;
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}
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}
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#define D(N) typedef struct { char x[N]; } A##N;
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#define D(N) typedef struct { char x[N]; } A##N;
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D(0) D(1) D(2) D(3) D(4) D(5) D(6) D(7)
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D(0) D(1) D(2) D(3) D(4) D(5) D(6) D(7)
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D(8) D(9) D(10) D(11) D(12) D(13) D(14) D(15)
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D(8) D(9) D(10) D(11) D(12) D(13) D(14) D(15)
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D(16) D(31) D(32) D(35) D(72)
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D(16) D(31) D(32) D(35) D(72)
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#undef D
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#undef D
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void foo (int size, ...)
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void foo (int size, ...)
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{
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{
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#define D(N) A##N a##N;
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#define D(N) A##N a##N;
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D(0) D(1) D(2) D(3) D(4) D(5) D(6) D(7)
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D(0) D(1) D(2) D(3) D(4) D(5) D(6) D(7)
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D(8) D(9) D(10) D(11) D(12) D(13) D(14) D(15)
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D(8) D(9) D(10) D(11) D(12) D(13) D(14) D(15)
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D(16) D(31) D(32) D(35) D(72)
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D(16) D(31) D(32) D(35) D(72)
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#undef D
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#undef D
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va_list ap;
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va_list ap;
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int i;
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int i;
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if (size != 21)
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if (size != 21)
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abort ();
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abort ();
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va_start (ap, size);
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va_start (ap, size);
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#define D(N) \
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#define D(N) \
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a##N = va_arg (ap, typeof (a##N)); \
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a##N = va_arg (ap, typeof (a##N)); \
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for (i = 0; i < N; i++) \
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for (i = 0; i < N; i++) \
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bar (N, a##N.x[i]);
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bar (N, a##N.x[i]);
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D(0) D(1) D(2) D(3) D(4) D(5) D(6) D(7)
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D(0) D(1) D(2) D(3) D(4) D(5) D(6) D(7)
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D(8) D(9) D(10) D(11) D(12) D(13) D(14) D(15)
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D(8) D(9) D(10) D(11) D(12) D(13) D(14) D(15)
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D(16) D(31) D(32) D(35) D(72)
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D(16) D(31) D(32) D(35) D(72)
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#undef D
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#undef D
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va_end (ap);
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va_end (ap);
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}
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}
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int main (void)
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int main (void)
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{
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{
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#define D(N) A##N a##N;
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#define D(N) A##N a##N;
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D(0) D(1) D(2) D(3) D(4) D(5) D(6) D(7)
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D(0) D(1) D(2) D(3) D(4) D(5) D(6) D(7)
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D(8) D(9) D(10) D(11) D(12) D(13) D(14) D(15)
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D(8) D(9) D(10) D(11) D(12) D(13) D(14) D(15)
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D(16) D(31) D(32) D(35) D(72)
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D(16) D(31) D(32) D(35) D(72)
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#undef D
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#undef D
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int i;
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int i;
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#define D(N) \
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#define D(N) \
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for (i = 0; i < N; i++) \
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for (i = 0; i < N; i++) \
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a##N.x[i] = i ^ (N << 3);
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a##N.x[i] = i ^ (N << 3);
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D(0) D(1) D(2) D(3) D(4) D(5) D(6) D(7)
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D(0) D(1) D(2) D(3) D(4) D(5) D(6) D(7)
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D(8) D(9) D(10) D(11) D(12) D(13) D(14) D(15)
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D(8) D(9) D(10) D(11) D(12) D(13) D(14) D(15)
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D(16) D(31) D(32) D(35) D(72)
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D(16) D(31) D(32) D(35) D(72)
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#undef D
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#undef D
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foo (21
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foo (21
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#define D(N) , a##N
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#define D(N) , a##N
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D(0) D(1) D(2) D(3) D(4) D(5) D(6) D(7)
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D(0) D(1) D(2) D(3) D(4) D(5) D(6) D(7)
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D(8) D(9) D(10) D(11) D(12) D(13) D(14) D(15)
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D(8) D(9) D(10) D(11) D(12) D(13) D(14) D(15)
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D(16) D(31) D(32) D(35) D(72)
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D(16) D(31) D(32) D(35) D(72)
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#undef D
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#undef D
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);
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);
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exit (0);
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exit (0);
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}
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}
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