20020706-1.c: New test.
* gcc.c-torture/compile/20020706-1.c: New test. * gcc.c-torture/compile/20020706-2.c: New test. From-SVN: r55290
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2002-07-06 Alexandre Oliva <aoliva@redhat.com>
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* gcc.c-torture/compile/20020706-1.c: New test.
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* gcc.c-torture/compile/20020706-2.c: New test.
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2002-07-06 Brian R. Gaeke <brg@dgate.ORG>, Alexandre Oliva <aoliva@redhat.com>
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* g++.dg/warn/incomplete1.C: New test.
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// Contributed by Alexandre Oliva <aoliva@redhat.com>
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// From Red Hat case 106165.
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typedef struct s1
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{
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unsigned short v1;
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unsigned char *v2;
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} S1;
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extern void bar(const struct s1 *const hdb);
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extern unsigned char* foo ();
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unsigned int sn;
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S1 *hdb;
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S1 *pb;
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unsigned short len;
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unsigned int crashIt()
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{
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unsigned char *p;
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unsigned int nsn;
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unsigned short cnt;
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if (sn != 0) return 1;
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if ((len < 12) || ((p = (((pb->v1) >= 8) ? pb->v2 : foo() )) == 0))
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return 1;
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nsn = (
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(((*(unsigned int*)p) & 0x000000ff) << 24) |
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(((*(unsigned int*)p) & 0x0000ff00) << 8) |
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(((*(unsigned int*)p) & 0x00ff0000) >> 8) |
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(((*(unsigned int*)p) & 0xff000000) >> 24) );
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p += 4;
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cnt = (unsigned short) ((
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(((*(unsigned int*)p) & 0x000000ff) << 24) |
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(((*(unsigned int*)p) & 0x0000ff00) << 8) |
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(((*(unsigned int*)p) & 0x00ff0000) >> 8) |
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(((*(unsigned int*)p) & 0xff000000) >> 24) ) &
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0xffff);
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if ((len != 12 + (cnt * 56)) || (nsn == 0))
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{
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bar(hdb);
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return 1;
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}
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return 0;
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}
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// Contributed by Alexandre Oliva <aoliva@redhat.com>
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// From Red Hat case 106165.
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typedef unsigned short (FUNC_P) (void *, unsigned char *, unsigned short);
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void crashIt(int id, FUNC_P *func, unsigned char *funcparm)
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{
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unsigned char buff[5], reverse[4];
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unsigned char *bp = buff;
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unsigned char *rp = reverse;
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unsigned short int count = 0;
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unsigned short cnt;
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while (id > 0)
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{
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*rp++ = (unsigned char) (id & 0x7F);
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id >>= 7;
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count++;
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}
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cnt = count + 1;
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while ((count--) > 1)
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{
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*bp++ = (unsigned char)(*(--rp) | 0x80);
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}
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*bp++ = *(--rp);
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(void)(*func)(funcparm, buff, cnt);
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}
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