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/* Test for _Complex: in C99 only.  A few basic tests.  */

/* Origin: Joseph Myers <jsm28@cam.ac.uk> */

/* { dg-do compile } */

/* { dg-options "-std=iso9899:1999 -pedantic-errors" } */

/* Test _Complex allowed on floating types.  */

float _Complex a;

_Complex float b;

double _Complex c;

_Complex double d;

long double _Complex e;

_Complex long double f;

/* Plain `_Complex' for complex double is a GNU extension.  */

_Complex g; /* { dg-bogus "warning" "warning in place of error" } */

/* { dg-error "plain" "plain _Complex" { target *-*-* } 16 } */

/* Complex integer types are GNU extensions.  */

_Complex int h; /* { dg-bogus "warning" "warning in place of error" } */

/* { dg-error "complex integer" "_Complex int" { target *-*-* } 20 } */

_Complex long i; /* { dg-bogus "warning" "warning in place of error" } */

/* { dg-error "complex integer" "_Complex long" { target *-*-* } 22 } */

/* Use of ~ for complex conjugation is a GNU extension, but a constraint

   violation (6.5.3.3p1) in C99.

*/

_Complex double

foo (_Complex double z)

{

  return ~z; /* { dg-bogus "warning" "warning in place of error" } */

  /* { dg-error "complex conj" "~ for conjugation" { target *-*-* } 31 } */

}