clang/test/CodeGen/PowerPC/ibm128-cast.c

   1 // RUN: %clang_cc1 -emit-llvm -triple powerpc64le-unknown-unknown -verify \
   2 // RUN:   -target-feature +float128 -mabi=ieeelongdouble -fsyntax-only -Wno-unused %s
   3 // RUN: %clang_cc1 -emit-llvm -triple powerpc64le-unknown-unknown -verify \
   4 // RUN:   -target-feature +float128 -fsyntax-only -Wno-unused %s
   5
   6 __float128 cast1(__ibm128 x) { return x; } // expected-error {{returning '__ibm128' from a function with incompatible result type '__float128'}}
   7
   8 __ibm128 cast2(__float128 x) { return x; } // expected-error {{returning '__float128' from a function with incompatible result type '__ibm128'}}
   9
  10 __ibm128 gf;
  11
  12 void narrow(double *d, float *f) {
  13   __ibm128 v = gf;
  14   gf = *d;      // expected-no-error {{assigning to '__ibm128' from incompatible type 'double'}}
  15   *f = v;       // expected-no-error {{assigning to 'float' from incompatible type '__ibm128'}}
  16   *d = gf + *f; // expected-no-error {{invalid operands to binary expression ('__ibm128' and 'float')}}
  17 }
  18
  19 #ifdef __LONG_DOUBLE_IEEE128__
  20 long double cast3(__ibm128 x) { return x; } // expected-error {{returning '__ibm128' from a function with incompatible result type 'long double'}}
  21
  22 __ibm128 cast4(long double x) { return x; } // expected-error {{returning 'long double' from a function with incompatible result type '__ibm128'}}
  23
  24 void imp_cast(__ibm128 w, __float128 q, long double l, _Bool b) {
  25   w + q;      // expected-error {{invalid operands to binary expression ('__ibm128' and '__float128')}}
  26   l + w;      // expected-error {{invalid operands to binary expression ('long double' and '__ibm128')}}
  27   q - w;      // expected-error {{invalid operands to binary expression ('__float128' and '__ibm128')}}
  28   w - l;      // expected-error {{invalid operands to binary expression ('__ibm128' and 'long double')}}
  29   w *l;       // expected-error {{invalid operands to binary expression ('__ibm128' and 'long double')}}
  30   q *w;       // expected-error {{invalid operands to binary expression ('__float128' and '__ibm128')}}
  31   q / w;      // expected-error {{invalid operands to binary expression ('__float128' and '__ibm128')}}
  32   w / l;      // expected-error {{invalid operands to binary expression ('__ibm128' and 'long double')}}
  33   w = q;      // expected-error {{assigning to '__ibm128' from incompatible type '__float128'}}
  34   q = w;      // expected-error {{assigning to '__float128' from incompatible type '__ibm128'}}
  35   l = w;      // expected-error {{assigning to 'long double' from incompatible type '__ibm128'}}
  36   w = l;      // expected-error {{assigning to '__ibm128' from incompatible type 'long double'}}
  37   b ? q : w;  // expected-error {{incompatible operand types ('__float128' and '__ibm128')}}
  38   !b ? w : l; // expected-error {{incompatible operand types ('__ibm128' and 'long double')}}
  39 }
  40 #elif __LONG_DOUBLE_IBM128__
  41 long double cast3(__ibm128 x) { return x; } // expected-no-error {{returning '__ibm128' from a function with incompatible result type 'long double'}}
  42
  43 __ibm128 cast4(long double x) { return x; } // expected-no-error {{returning 'long double' from a function with incompatible result type '__ibm128'}}
  44
  45 void imp_cast(__ibm128 w, __float128 q, long double l, _Bool b) {
  46   w + q;      // expected-error {{invalid operands to binary expression ('__ibm128' and '__float128')}}
  47   l + w;      // expected-no-error {{invalid operands to binary expression ('long double' and '__ibm128')}}
  48   q - w;      // expected-error {{invalid operands to binary expression ('__float128' and '__ibm128')}}
  49   w - l;      // expected-no-error {{invalid operands to binary expression ('__ibm128' and 'long double')}}
  50   w *l;       // expected-no-error {{invalid operands to binary expression ('__ibm128' and 'long double')}}
  51   q *w;       // expected-error {{invalid operands to binary expression ('__float128' and '__ibm128')}}
  52   q / w;      // expected-error {{invalid operands to binary expression ('__float128' and '__ibm128')}}
  53   w / l;      // expected-no-error {{invalid operands to binary expression ('__ibm128' and 'long double')}}
  54   w = q;      // expected-error {{assigning to '__ibm128' from incompatible type '__float128'}}
  55   q = w;      // expected-error {{assigning to '__float128' from incompatible type '__ibm128'}}
  56   l = w;      // expected-no-error {{assigning to 'long double' from incompatible type '__ibm128'}}
  57   w = l;      // expected-no-error {{assigning to '__ibm128' from incompatible type 'long double'}}
  58   b ? q : w;  // expected-error {{incompatible operand types ('__float128' and '__ibm128')}}
  59   !b ? w : l; // expected-no-error {{incompatible operand types ('__ibm128' and 'long double')}}
  60 }
  61 #endif