clang/test/Sema/riscv-fp16.c

   1 // RUN: %clang_cc1 -fsyntax-only -triple riscv32 -Wno-strict-prototypes -verify %s
   2 // RUN: %clang_cc1 -fsyntax-only -triple riscv64 -Wno-strict-prototypes -verify %s
   3 // REQUIRES: riscv-registered-target
   4
   5 // Functions cannot have parameters of type __fp16.
   6 extern void f (__fp16); // expected-error {{parameters cannot have __fp16 type; did you forget * ?}}
   7 extern void g (__fp16 *);
   8
   9 extern void (*pf) (__fp16);  // expected-error {{parameters cannot have __fp16 type; did you forget * ?}}
  10 extern void (*pg) (__fp16*);
  11
  12 typedef void(*tf) (__fp16);  // expected-error {{parameters cannot have __fp16 type; did you forget * ?}}
  13 typedef void(*tg) (__fp16*);
  14
  15 void kf(a)
  16  __fp16 a; {  // expected-error {{parameters cannot have __fp16 type; did you forget * ?}}
  17 }
  18
  19 void kg(a)
  20  __fp16 *a; {
  21 }
  22
  23 // Functions cannot return type __fp16.
  24 extern __fp16 f1 (void); // expected-error {{function return value cannot have __fp16 type; did you forget * ?}}
  25 extern __fp16 *g1 (void);
  26
  27 extern __fp16 (*pf1) (void); // expected-error {{function return value cannot have __fp16 type; did you forget * ?}}
  28 extern __fp16 *(*gf1) (void);
  29
  30 typedef __fp16 (*tf1) (void); // expected-error {{function return value cannot have __fp16 type; did you forget * ?}}
  31 typedef __fp16 *(*tg1) (void);
  32
  33 void testComplex() {
  34   // FIXME: Should these be valid?
  35   _Complex __fp16 a; // expected-error {{'_Complex half' is invalid}}
  36   __fp16 b;
  37   a = __builtin_complex(b, b); // expected-error {{'_Complex half' is invalid}}
  38 }