gcc/testsuite/gcc.dg/dfp/Wconversion-2.c

   1 /* Test messages for -Wconversion (based on gcc.dg/Wconversion-2.c).  */
   2 /* { dg-do compile } */
   3 /* { dg-options "-std=gnu99 -Wconversion" } */
   4
   5 void fsi(signed int);
   6 void fd32(_Decimal32);
   7 void fd64(_Decimal64);
   8 void fd128(_Decimal128);
   9
  10 struct s {
  11   void (*fsi)(signed int);
  12   void (*fd32)(_Decimal32);
  13   void (*fd64)(_Decimal64);
  14   void (*fd128)(_Decimal128);
  15 } x;
  16
  17 signed int si;
  18 unsigned int ui;
  19 _Decimal32 d32;
  20 _Decimal64 d64;
  21 _Decimal128 d128;
  22
  23 void
  24 g (void)
  25 {
  26   fsi(d32); /* { dg-warning "warning: passing argument 1 of 'fsi' as integer rather than floating due to prototype" } */
  27   x.fsi(d32); /* { dg-warning "warning: passing argument 1 of 'x.fsi' as integer rather than floating due to prototype" } */
  28   fsi(d64); /* { dg-warning "warning: passing argument 1 of 'fsi' as integer rather than floating due to prototype" } */
  29   x.fsi(d64); /* { dg-warning "warning: passing argument 1 of 'x.fsi' as integer rather than floating due to prototype" } */
  30   fsi(d128); /* { dg-warning "warning: passing argument 1 of 'fsi' as integer rather than floating due to prototype" } */
  31   x.fsi(d128); /* { dg-warning "warning: passing argument 1 of 'x.fsi' as integer rather than floating due to prototype" } */
  32   fd32(si); /* { dg-warning "warning: passing argument 1 of 'fd32' as floating rather than integer due to prototype" } */
  33   x.fd32(si); /* { dg-warning "warning: passing argument 1 of 'x.fd32' as floating rather than integer due to prototype" } */
  34   fd64(ui); /* { dg-warning "warning: passing argument 1 of 'fd64' as floating rather than integer due to prototype" } */
  35   x.fd64(ui); /* { dg-warning "warning: passing argument 1 of 'x.fd64' as floating rather than integer due to prototype" } */
  36   fd128(si); /* { dg-warning "warning: passing argument 1 of 'fd128' as floating rather than integer due to prototype" } */
  37   x.fd128(ui); /* { dg-warning "warning: passing argument 1 of 'x.fd128' as floating rather than integer due to prototype" } */
  38   fd32(1.0); /* { dg-warning "warning: passing argument 1 of 'fd32' as '_Decimal32' rather than 'double' due to prototype" } */
  39   x.fd32(1.0); /* { dg-warning "warning: passing argument 1 of 'x.fd32' as '_Decimal32' rather than 'double' due to prototype" } */
  40   fd64(1.0); /* { dg-warning "warning: passing argument 1 of 'fd64' as '_Decimal64' rather than 'double' due to prototype" } */
  41   x.fd64(1.0); /* { dg-warning "warning: passing argument 1 of 'x.fd64' as '_Decimal64' rather than 'double' due to prototype" } */
  42   fd128(1.0); /* { dg-warning "warning: passing argument 1 of 'fd128' as '_Decimal128' rather than 'double' due to prototype" } */
  43   x.fd128(1.0); /* { dg-warning "warning: passing argument 1 of 'x.fd128' as '_Decimal128' rather than 'double' due to prototype" } */
  44 }