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 
8 // %t.h might be touched by scanners as a hot file on Windows,
9 // to fail to remove %.h with single run.
10 // FIXME: Do we really want to work around bugs in virus checkers here?
11 // RUN: rm %t.h || rm %t.h || rm %t.h
12 
13 // Check diagnostic with location in original source:
14 // RUN: not %clang_cc1 -include-pch %t.h.pch -emit-obj -o %t.o %s 2> %t.stderr
15 // RUN: grep 'could not find file' %t.stderr
16 
17 void qq(S*) {}
18 
19 #ifdef REDECL
20 float foo() {return 0f;}
21 #endif
22 
23 #ifdef INSTANTIATION
24 void f() {
25   tf<int>();
26 }
27 #endif
28