2017-10-21 23:40:19 +00:00
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/* Conformance Test 4.6.3.1: Verification of pointer initializers */
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/* static and extern pointer variables can use only constant expressions */
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#include <stddef.h>
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struct S { int a;
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float b; };
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union U { int i;
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long L; };
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enum E { a, b, c };
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static int *i1Ptr = NULL; /* constant expression can contain NULL */
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static char *ch1Ptr = NULL;
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static long *L1Ptr = NULL;
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static comp *c1Ptr = NULL;
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static float *f1Ptr = NULL;
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static double *d1Ptr = NULL;
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static extended *e1Ptr = NULL;
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static unsigned int *ui1Ptr = NULL;
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static unsigned long *uL1Ptr = NULL;
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static struct S *struct1Ptr = NULL;
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static union U *union1Ptr = NULL;
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static enum E *enum1Ptr = NULL;
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int *i2Ptr = NULL;
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char *ch2Ptr = NULL;
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long *L2Ptr = NULL;
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comp *c2Ptr = NULL;
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float *f2Ptr = NULL;
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double *d2Ptr = NULL;
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extended *e2Ptr = NULL;
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unsigned int *ui2Ptr = NULL;
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unsigned long *uL2Ptr = NULL;
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struct S *struct2Ptr = NULL;
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union U *union2Ptr = NULL;
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enum E *enum2Ptr = NULL;
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main ()
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{
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/* local pointer variables can also be set to NULL */
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int *i3Ptr = NULL;
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char *ch3Ptr = NULL;
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long *L3Ptr = NULL;
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comp *c3Ptr = NULL;
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float *f3Ptr = NULL;
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double *d3Ptr = NULL;
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extended *e3Ptr = NULL;
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unsigned int *ui3Ptr = NULL;
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unsigned long *uL3Ptr = NULL;
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struct S *struct3Ptr = NULL;
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union U *union3Ptr = NULL;
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enum E *enum3Ptr = NULL;
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if ((i1Ptr != 0) || (i2Ptr != 0) || (i3Ptr != 0))
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goto Fail;
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if ((ch1Ptr != 0) || (ch2Ptr != 0) || (ch3Ptr != 0))
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goto Fail;
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if ((L1Ptr != 0) || (L2Ptr != 0) || (L3Ptr != 0))
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goto Fail;
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if ((c1Ptr != 0) || (c2Ptr != 0) || (c3Ptr != 0))
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goto Fail;
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if ((f1Ptr != 0) || (f2Ptr != 0) || (f3Ptr != 0))
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goto Fail;
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if ((d1Ptr != 0) || (d2Ptr != 0) || (d3Ptr != 0))
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goto Fail;
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if ((e1Ptr != 0) || (e2Ptr != 0) || (e3Ptr != 0))
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goto Fail;
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if ((ui1Ptr != 0) || (ui2Ptr != 0) || (ui3Ptr != 0))
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goto Fail;
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if ((uL1Ptr != 0) || (uL2Ptr != 0) || (uL3Ptr != 0))
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goto Fail;
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if ((struct1Ptr != 0) || (struct2Ptr != 0) || (struct3Ptr != 0))
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goto Fail;
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if ((union1Ptr != 0) || (union2Ptr != 0) || (union3Ptr != 0))
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goto Fail;
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printf ("Passed Conformance Test 4.6.3.1\n");
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return;
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Fail:
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printf ("Failed Conformance Test 4.6.3.1\n");
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}
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