test/Lexer/preamble.c

   1 // Preamble detection test: see below for comments and test commands.
   2 //
   3 #include <blah>
   4 #ifndef FOO
   5 #else
   6 #ifdef BAR
   7 #elif WIBBLE
   8 #endif
   9 #pragma unknown
  10 #endif
  11 #ifdef WIBBLE
  12 #include "honk"
  13 #else
  14 int foo();
  15 #endif
  16
  17 // This test checks for detection of the preamble of a file, which
  18 // includes all of the starting comments and #includes. Note that any
  19 // changes to the preamble part of this file must be mirrored in
  20 // Inputs/preamble.txt, since we diff against it.
  21
  22 // RUN: %clang_cc1 -print-preamble %s > %t
  23 // RUN: echo END. >> %t
  24 // RUN: FileCheck < %t %s
  25
  26 // CHECK: // Preamble detection test: see below for comments and test commands.
  27 // CHECK-NEXT: //
  28 // CHECK-NEXT: #include <blah>
  29 // CHECK-NEXT: #ifndef FOO
  30 // CHECK-NEXT: #else
  31 // CHECK-NEXT: #ifdef BAR
  32 // CHECK-NEXT: #elif WIBBLE
  33 // CHECK-NEXT: #endif
  34 // CHECK-NEXT: #pragma unknown
  35 // CHECK-NEXT: #endif
  36 // CHECK-NEXT: END.