clang/test/Preprocessor/minimize-whitespace.c

   1 // RUN: %clang_cc1 -fminimize-whitespace -E %s 2>&1 | FileCheck %s --strict-whitespace --check-prefix=MINCOL
   2 // RUN: %clang_cc1 -fminimize-whitespace -E -C %s 2>&1 | FileCheck %s --strict-whitespace --check-prefix=MINCCOL
   3 // RUN: %clang_cc1 -fminimize-whitespace -E -P %s 2>&1 | FileCheck %s --strict-whitespace --check-prefix=MINWS
   4 // RUN: %clang_cc1 -fminimize-whitespace -E -C -P %s 2>&1 | FileCheck %s --strict-whitespace --check-prefix=MINCWS
   5 // The follow empty lines ensure that a #line directive is emitted instead of newline padding after the RUN comments.
   6
   7
   8
   9
  10
  11
  12 #define NOT_OMP  omp  something
  13 #define HASH #
  14
  15   int  a;     /*  span-comment  */
  16   int  b  ;   //  line-comment
  17   _Pragma  (  "omp  barrier"  ) x //  more line-comments
  18   #pragma  omp  nothing  //  another comment
  19 HASH  pragma  NOT_OMP
  20   int  e;    // again a line
  21   int  \
  22 f  ;
  23
  24
  25 // MINCOL:      {{^}}# 15 "{{.*}}minimize-whitespace.c"{{$}}
  26 // MINCOL:      {{^}}int a;{{$}}
  27 // MINCOL-NEXT: {{^}}int b;{{$}}
  28 // MINCOL-NEXT: {{^}}#pragma omp barrier{{$}}
  29 // MINCOL-NEXT: # 17 "{{.*}}minimize-whitespace.c"
  30 // MINCOL-NEXT: {{^}}x{{$}}
  31 // MINCOL-NEXT: {{^}}#pragma omp nothing{{$}}
  32 // MINCOL-NEXT: {{^ }}#pragma omp something{{$}}
  33 // MINCOL-NEXT: {{^}}int e;{{$}}
  34 // MINCOL-NEXT: {{^}}int f;{{$}}
  35
  36 // FIXME: Comments after pragmas disappear, even without -fminimize-whitespace
  37 // MINCCOL:      {{^}}# 15 "{{.*}}minimize-whitespace.c"{{$}}
  38 // MINCCOL:      {{^}}int a;/*  span-comment  */{{$}}
  39 // MINCCOL-NEXT: {{^}}int b;//  line-comment{{$}}
  40 // MINCCOL-NEXT: {{^}}#pragma omp barrier{{$}}
  41 // MINCCOL-NEXT: # 17 "{{.*}}minimize-whitespace.c"
  42 // MINCCOL-NEXT: {{^}}x//  more line-comments{{$}}
  43 // MINCCOL-NEXT: {{^}}#pragma omp nothing{{$}}
  44 // MINCCOL-NEXT: {{^ }}#pragma omp something{{$}}
  45 // MINCCOL-NEXT: {{^}}int e;// again a line{{$}}
  46 // MINCCOL-NEXT: {{^}}int f;{{$}}
  47
  48 // MINWS:      {{^}}int a;int b;{{$}}
  49 // MINWS-NEXT: {{^}}#pragma omp barrier{{$}}
  50 // MINWS-NEXT: {{^}}x{{$}}
  51 // MINWS-NEXT: {{^}}#pragma omp nothing{{$}}
  52 // MINWS-NEXT: {{^ }}#pragma omp something int e;int f;{{$}}
  53
  54 // FIXME: Comments after pragmas disappear, even without -fminimize-whitespace
  55 // MINCWS:      {{^}}int a;/*  span-comment  */int b;//  line-comment{{$}}
  56 // MINCWS-NEXT: {{^}}#pragma omp barrier{{$}}
  57 // MINCWS-NEXT: {{^}}x//  more line-comments{{$}}
  58 // MINCWS-NEXT: {{^}}#pragma omp nothing{{$}}
  59 // MINCWS-NEXT: {{^ }}#pragma omp something int e;// again a line{{$}}
  60 // MINCWS-NEXT: {{^}}int f;
  61