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: %clang_cc1 -include-pch %t.h.pch -Wpadded -emit-obj -o %t.o %s 2> %t.stderr 11 // RUN: grep 'bytes to align' %t.stderr 12 13 // Check diagnostic with 2nd location in original source: 14 // RUN: not %clang_cc1 -DREDECL -include-pch %t.h.pch -emit-obj -o %t.o %s 2> %t.stderr 15 // RUN: grep 'previous definition is here' %t.stderr 16 17 // Check diagnostic with instantiation location in original source: 18 // RUN: not %clang_cc1 -DINSTANTIATION -include-pch %t.h.pch -emit-obj -o %t.o %s 2> %t.stderr 19 // RUN: grep 'cannot be used prior to' %t.stderr 20 21 void qq(S*) {} 22 23 #ifdef REDECL 24 float foo() {return 0f;} 25 #endif 26 27 #ifdef INSTANTIATION 28 void f() { 29 tf<int>(); 30 } 31 #endif 32
