clang/test/Sema/ZOSExtensions.cpp

   1 // RUN: %clang_cc1 -triple s390x-ibm-zos %s -fsyntax-only -fzos-extensions -verify
   2 // RUN: %clang_cc1 -triple s390x-ibm-zos %s -fsyntax-only -verify
   3
   4 struct A {
   5   int a;
   6   short b;
   7   float q;
   8   double z;
   9 };
  10
  11 union B {
  12   int a;
  13   short b;
  14   float q;
  15   double z;
  16 };
  17
  18 class C {
  19   int a;
  20   short b;
  21   float q;
  22   double z;
  23 };
  24
  25 // ************************
  26 // INCORRECT DECLARATION
  27 // ************************
  28 int * __ptr64 p64; // expected-error {{expected ';' after top level declarator}}
  29 int *wrong_var3 __ptr32; // expected-error {{expected ';' after top level declarator}} expected-warning {{declaration does not declare anything}}
  30
  31 // **************************
  32 // INCORRECT USAGES OF PTR32
  33 // **************************
  34 struct D {
  35   int __ptr32 *a; // expected-error {{'__ptr32' attribute only applies to pointer arguments}}
  36 };
  37
  38 union E {
  39   int __ptr32 *b; // expected-error {{'__ptr32' attribute only applies to pointer arguments}}
  40 };
  41
  42 char __ptr32 *a; // expected-error {{'__ptr32' attribute only applies to pointer arguments}}
  43 signed char __ptr32 *b; // expected-error {{'__ptr32' attribute only applies to pointer arguments}}
  44 unsigned char __ptr32 *c; // expected-error {{'__ptr32' attribute only applies to pointer arguments}}
  45 int __ptr32 *d; // expected-error {{'__ptr32' attribute only applies to pointer arguments}}
  46 signed int __ptr32 *e; // expected-error {{'__ptr32' attribute only applies to pointer arguments}}
  47 unsigned int __ptr32 *f; // expected-error {{'__ptr32' attribute only applies to pointer arguments}}
  48 short int __ptr32 *g; // expected-error {{'__ptr32' attribute only applies to pointer arguments}}
  49 signed short int __ptr32 *h; // expected-error {{'__ptr32' attribute only applies to pointer arguments}}
  50 unsigned short int __ptr32 *i; // expected-error {{'__ptr32' attribute only applies to pointer arguments}}
  51 long int __ptr32 *j; // expected-error {{'__ptr32' attribute only applies to pointer arguments}}
  52 signed long int __ptr32 *k; // expected-error {{'__ptr32' attribute only applies to pointer arguments}}
  53 unsigned long int __ptr32 *l; // expected-error {{'__ptr32' attribute only applies to pointer arguments}}
  54 long long int __ptr32 *m; // expected-error {{'__ptr32' attribute only applies to pointer arguments}}
  55 signed long long int __ptr32 *n; // expected-error {{'__ptr32' attribute only applies to pointer arguments}}
  56 unsigned long long int __ptr32 *o; // expected-error {{'__ptr32' attribute only applies to pointer arguments}}
  57 float __ptr32 *p;                  // expected-error {{'__ptr32' attribute only applies to pointer arguments}}
  58 double __ptr32 *q;                 // expected-error {{'__ptr32' attribute only applies to pointer arguments}}
  59 int __ptr32 **r;                   // expected-error {{'__ptr32' attribute only applies to pointer arguments}}
  60 int __ptr32 *__ptr32 *s;           // expected-error {{'__ptr32' attribute only applies to pointer arguments}}
  61 int __ptr32 *__ptr32 *__ptr32 t;   // expected-error {{'__ptr32' attribute only applies to pointer arguments}}
  62 int __ptr32 *__ptr32 *__ptr32 *__ptr32 u; // expected-error {{'__ptr32' attribute only applies to pointer arguments}}
  63 int __ptr32 __ptr32 **v_i;                // expected-error {{'__ptr32' attribute only applies to pointer arguments}} expected-error {{'__ptr32' attribute only applies to pointer arguments}}
  64 int __ptr32 __ptr32 __ptr32 w_i;          // expected-error {{'__ptr32' attribute only applies to pointer arguments}} expected-error {{'__ptr32' attribute only applies to pointer arguments}} expected-error {{'__ptr32' attribute only applies to pointer arguments}}
  65
  66 __ptr32 int wrong_var; // expected-error {{'__ptr32' attribute only applies to pointer arguments}}
  67
  68 struct A __ptr32 *c1;                  // expected-error {{'__ptr32' attribute only applies to pointer arguments}}
  69 struct A __ptr32 **e1;                 // expected-error {{'__ptr32' attribute only applies to pointer arguments}}
  70 struct A __ptr32 *__ptr32 *f1;         // expected-error {{'__ptr32' attribute only applies to pointer arguments}}
  71 struct A __ptr32 *__ptr32 *__ptr32 g1; // expected-error {{'__ptr32' attribute only applies to pointer arguments}}
  72 union B __ptr32 *d1; // expected-error {{'__ptr32' attribute only applies to pointer arguments}}
  73 union B __ptr32 **h1; // expected-error {{'__ptr32' attribute only applies to pointer arguments}}
  74 union B __ptr32 * __ptr32 *i1; // expected-error {{'__ptr32' attribute only applies to pointer arguments}}
  75 union B __ptr32 * __ptr32 * __ptr32 j1; // expected-error {{'__ptr32' attribute only applies to pointer arguments}}
  76
  77 C __ptr32 **k1; // expected-error {{'__ptr32' attribute only applies to pointer arguments}}
  78 C __ptr32 * __ptr32 *l1; // expected-error {{'__ptr32' attribute only applies to pointer arguments}}
  79 C __ptr32 * __ptr32 * __ptr32 m1; // expected-error {{'__ptr32' attribute only applies to pointer arguments}}
  80
  81 struct D n1;
  82 union E o1;
  83
  84 int incorrect_func() {
  85   int __ptr32 = 1; // expected-error {{expected unqualified-id}}
  86   return __ptr32; // expected-error {{expected expression}}
  87 }
  88
  89 typedef int __ptr32; // expected-warning {{typedef requires a name}}
  90 int incorrect_func2() {
  91   return 1;
  92 }
  93
  94 typedef int __ptr32 *v; // expected-error {{'__ptr32' attribute only applies to pointer arguments}}
  95 int incorrect_func3() {
  96   v v1;
  97   return 0;
  98 }
  99
 100 int *__ptr32 a_ptr; //expected-note {{previous definition is here}}
 101 int *a_ptr;         // expected-error {{redefinition of 'a_ptr' with a different type: 'int *' vs 'int * __ptr32'}}
 102
 103 // *******************************************************
 104 // FUNCTION OVERLOADING BETWEEN PTR32 AND REGULAR POINTERS
 105 // *******************************************************
 106 void func(int * __ptr32 p32) {} // expected-note {{previous definition is here}}
 107 void func(int *p64) {}          // expected-error {{redefinition of 'func'}}
 108
 109 // Overloads between ptr32 and other non-pointer types are permissible
 110 void func1(int *__ptr32 p32) {}
 111 void func1(int p64) {}
 112
 113 // ******
 114 // MISC
 115 // ******
 116 void func2() {
 117   char * __ptr32 v = ((char * __ptr32 *)1028)[0];
 118   char *v1 = ((char ** __ptr32 *)1028)[0][1];
 119 }
 120