clang/test/AST/fixed_point_to_string.c

   1 // Tests without serialization:
   2 // RUN: %clang_cc1 -ast-dump -ffixed-point %s | FileCheck %s
   3 // RUN: %clang_cc1 -ast-dump -ffixed-point -fpadding-on-unsigned-fixed-point %s | FileCheck %s
   4 //
   5 // Tests with serialization:
   6 // RUN: %clang_cc1 -ffixed-point -emit-pch -o %t %s
   7 // RUN: %clang_cc1 -x c -ffixed-point -include-pch %t -ast-dump-all /dev/null \
   8 // RUN: | sed -e "s/ <undeserialized declarations>//" -e "s/ imported//" \
   9 // RUN: | FileCheck %s
  10 //
  11 // RUN: %clang_cc1 -ffixed-point -fpadding-on-unsigned-fixed-point -emit-pch -o %t %s
  12 // RUN: %clang_cc1 -x c -ffixed-point -fpadding-on-unsigned-fixed-point -include-pch %t -ast-dump-all /dev/null \
  13 // RUN: | sed -e "s/ <undeserialized declarations>//" -e "s/ imported//" \
  14 // RUN: | FileCheck %s
  15
  16 /**
  17  * Check the same values are printed in the AST regardless of if unsigned types
  18  * have the same number of fractional bits as signed types.
  19  */
  20
  21 unsigned short _Accum u_short_accum = 0.5uhk;
  22 unsigned _Accum u_accum = 0.5uk;
  23 unsigned long _Accum u_long_accum = 0.5ulk;
  24 unsigned short _Fract u_short_fract = 0.5uhr;
  25 unsigned _Fract u_fract = 0.5ur;
  26 unsigned long _Fract u_long_fract = 0.5ulr;
  27
  28 //CHECK: FixedPointLiteral {{.*}} 'unsigned short _Accum' 0.5
  29 //CHECK: FixedPointLiteral {{.*}} 'unsigned _Accum' 0.5
  30 //CHECK: FixedPointLiteral {{.*}} 'unsigned long _Accum' 0.5
  31 //CHECK: FixedPointLiteral {{.*}} 'unsigned short _Fract' 0.5
  32 //CHECK: FixedPointLiteral {{.*}} 'unsigned _Fract' 0.5
  33 //CHECK: FixedPointLiteral {{.*}} 'unsigned long _Fract' 0.5