clang/test/Preprocessor/stringize_space.c

   1 // RUN: %clang_cc1 -E %s | FileCheck --strict-whitespace %s
   2 // RUN: %clang_cc1 -E -P -fminimize-whitespace %s | FileCheck --strict-whitespace %s --check-prefix=MINWS
   3
   4 #define A(b) -#b  ,  - #b  ,  -# b  ,  - # b
   5 A()
   6
   7 // CHECK: {{^}}-"" , - "" , -"" , - ""{{$}}
   8 // MINWS: {{^}}-"",-"",-"",-""
   9
  10 #define t(x) #x
  11 t(a
  12 c)
  13
  14 // CHECK: {{^}}"a c"{{$}}
  15 // MINWS-SAME: "a c"
  16
  17 #define str(x) #x
  18 #define f(x) str(-x)
  19 f(
  20     1)
  21
  22 // CHECK: {{^}}"-1"
  23 // MINWS-SAME: "-1"
  24
  25 #define paste(a,b) str(a<b##ld)
  26 paste(hello1, wor)
  27 paste(hello2,
  28       wor)
  29 paste(hello3,
  30 wor)
  31
  32 // CHECK: {{^}}"hello1<world"
  33 // CHECK: {{^}}"hello2<world"
  34 // CHECK: {{^}}"hello3<world"
  35 // MINWS-SAME: {{^}}"hello1<world""hello2<world""hello3<world"{{$}}