63 lines
1.0 KiB
C
63 lines
1.0 KiB
C
/* { dg-do run } */
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/* { dg-options "-O2 -fomit-frame-pointer" } */
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extern void abort (void);
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extern void exit (int);
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unsigned char a[256], b[256], c[256], d[256];
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void foo(unsigned char *x, int y, unsigned char *z)
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{
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}
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void bar(int x, ...)
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{
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}
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void baz(int y)
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{
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if (y != 0x10)
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abort();
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}
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void test(int x, unsigned char *y)
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{
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unsigned char g,h,j, k[5],l[5], m[30];
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int i;
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bar(x, y[0], y[1], y[2], y[3], y[4], y[5], y[6], y[7], y[8], y[9]);
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for (i = 5; --i >= 0; )
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k[i] = y[5 + i] ^ a[i] ^ c[i];
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foo(&m[29], sizeof m, k);
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g = d[x] ^ c[x];
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bar(x, d[x], x, c[x]);
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baz(g);
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for (i = 5, h = 0; --i >= 0; h = y[i])
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{
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j = m[25 + i] ^ y[i];
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j = b[j] ^ g;
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k[i] = c[j] ^ h;
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}
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for (i = 5, h = 0; --i >= 0; h = k[i])
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{
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j = m[20 + i] ^ k[i];
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j = b[j] ^ g;
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l[i] = c[j] ^ h;
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}
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for (i = 5, h = 0; --i >= 0; h = l[i]) {
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j = m[15 + i] ^ l[i];
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j = b[j] ^ g;
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j = c[j] ^ h;
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k[i] = a[j] ^ c[j];
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}
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}
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int main()
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{
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c[4] = 0xdc;
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d[4] = 0xcc;
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test(4, a);
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exit(0);
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}
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