/* Special Conformance Test 4.6.3.6: Verification of static & extern pointer */ /* initializers: setting pointer to name */ /* of a static or extern array + constant */ /* */ /* Other files needed: spc4636.1.cc - separately compiled file which accesses */ /* external arrays initialized here */ /* spc4636.exec - EXEC file which separately compiles the */ /* two source files and then links and */ /* executes them to perform the test */ #include /* static and extern pointer variables can use only constant expressions */ struct S { int a; float b; }; union U { int i; long L; }; /* Declare and initialize static arrays */ static int I1 [2] = { 1, 2 }; static char Ch1 [2] = { 'a', 'b' }; static long L1 [2] = { 32778, 32889 }; static comp C1 [2] = { 65535, 65530 }; static float F1 [2] = { 1.1, 1.2 }; static double D1 [2] = { 2.2, 2.3 }; static extended E1 [2] = { 3.0, 3.3 }; static unsigned int UI1 [2] = { 0xFFFF, 0x0011 }; static unsigned long UL1 [2] = { 0xFFFFFFFF, 0x7FFFFFFF }; static struct S S1 [2] = { { 4, 8.0 }, { 10, 15.0 } }; static union U U1 [2] = { 3 }; /* Declare and initialize extern arrays */ int I2 [2] = { 8, 9 }; char Ch2 [2] = { 'x', 'y' }; long L2 [2] = { 17, 23 }; comp C2 [2] = { 45000, 500000 }; float F2 [2] = { 123.456, 6.0e7 }; double D2 [2] = { 0.5e10, 3.27 }; extended E2 [2] = { 7.4, 9.9 }; unsigned int UI2 [2] = { 10, 11 }; unsigned long UL2 [2] = { 4, 4 }; struct S S2 [2] = { 888, 8.88, 999, 9.99 }; union U U2 [2] = { 7777 }; /* Initialize pointer variables to (names of static and extern arrays) + 1 */ static int (*i1Ptr) = I1 + 1; static char (*ch1Ptr) = Ch1 + 1; static long (*L1Ptr) = L1 + 1; static comp (*c1Ptr) = C1 + 1; static float (*f1Ptr) = F1 + 1; static double (*d1Ptr) = D1 + 1; static extended (*e1Ptr) = E1 + 1; static unsigned int (*ui1Ptr) = UI1 + 1; static unsigned long (*uL1Ptr) = UL1 + 1; static struct S (*struct1Ptr) = S1 + 1; static union U (*union1Ptr ) = U1 + 1; int (*i2Ptr) = I2 + 1; char (*ch2Ptr) = Ch2 + 1; long (*L2Ptr) = L2 + 1; comp (*c2Ptr) = C2 + 1; float (*f2Ptr) = F2 + 1; double (*d2Ptr) = D2 + 1; extended (*e2Ptr) = E2 + 1; unsigned int (*ui2Ptr) = UI2 + 1; unsigned long (*uL2Ptr) = UL2 + 1; struct S (*struct2Ptr) = S2 + 1; union U (*union2Ptr ) = U2 + 1; main () { int count = 0; extern int ExternTest (void); count++; if (*(i1Ptr) != 2) goto Fail; count++; if (*(ch1Ptr) != 'b') goto Fail; count++; if (*(L1Ptr) != 32889) goto Fail; /* count++; if (*(c1Ptr) != 65530) goto Fail; */ count++; if (fabs (*(f1Ptr) - 1.2) > 0.0001) goto Fail; count++; if (fabs (*(d1Ptr) - 2.3) > 0.0001) goto Fail; count++; if (fabs (*(e1Ptr) - 3.3) > 0.0001) goto Fail; count++; if (*(ui1Ptr) != 0x0011) goto Fail; count++; if (*(uL1Ptr) != 0x7fffffff) goto Fail; count++; if ((struct1Ptr->a != 10) || (fabs (struct1Ptr->b - 15.0) > 0.0001)) goto Fail; count++; if (union1Ptr->i != 0) goto Fail; if ( ExternTest () ) goto Fail2; printf ("Passed Special Conformance Test 4.6.3.6\n"); return; Fail: printf ("count = %d\n", count); Fail2: printf ("Failed Special Conformance Test 4.6.3.6\n"); }