gcc/testsuite/gcc.dg/dfp/pragma-float-const-decimal64-4.c

   1 /* { dg-do compile } */
   2
   3 /* N1312 7.1.1: The FLOAT_CONST_DECIMAL64 pragma.
   4    C99 6.4.4.2a (New).
   5
   6    Check that malformed versions of pragma STDC FLOAT_CONST_DECIMAL64
   7    are detected.  */
   8
   9 double a;
  10
  11 void f1 (void)
  12 {
  13 #pragma STDC FLOAT_CONST_DECIMAL64      /* { dg-warning "malformed" } */
  14   a = 1.0;
  15 }
  16
  17 void f2 (void)
  18 {
  19 #pragma STDC FLOAT_CONST_DECIMAL64 DFP  /* { dg-warning "malformed" } */
  20   a = 2.0;
  21 }
  22
  23 void f3 (void)
  24 {
  25 #pragma STDC FLOAT_CONST_DECIMAL64 ON DFP /* { dg-warning "junk at end" } */
  26   a = 3.0;
  27 }
  28
  29 void f4 (void)
  30 {
  31   _Pragma ( "STDC FLOAT_CONST_DECIMAL64" )      /* { dg-warning "malformed" } */
  32   a = 1.0;
  33 }
  34
  35 void f5 (void)
  36 {
  37   _Pragma ( "STDC FLOAT_CONST_DECIMAL64 DFP" )  /* { dg-warning "malformed" } */
  38   a = 2.0;
  39 }
  40
  41 void f6 (void)
  42 {
  43   _Pragma ( "STDC FLOAT_CONST_DECIMAL64 ON DFP" ) /* { dg-warning "junk at end" } */
  44   a = 3.0;
  45 }