clang/test/PCH/missing-file.cpp

   1 // Test reading of PCH without original input files.
   2
   3 // Generate the PCH, removing the original file:
   4 // RUN: echo 'struct S{char c; int i; }; void foo() {}' > %t.h
   5 // RUN: echo 'template <typename T> void tf() { T::foo(); }' >> %t.h
   6 // RUN: %clang_cc1 -x c++ -emit-pch -o %t.h.pch %t.h
   7 // RUN: rm %t.h
   8
   9 // Check diagnostic with location in original source:
  10 // RUN: not %clang_cc1 -include-pch %t.h.pch -emit-obj -o %t.o %s 2> %t.stderr
  11 // RUN: grep 'could not find file' %t.stderr
  12
  13 // Oftentimes on Windows there are open handles, and deletion will fail.
  14 // REQUIRES: can-remove-opened-file
  15
  16 void qq(S*) {}
  17
  18 #ifdef REDECL
  19 float foo() {return 0f;}
  20 #endif
  21
  22 #ifdef INSTANTIATION
  23 void f() {
  24   tf<int>();
  25 }
  26 #endif