clang/test/Analysis/ctu-test-import-failure.cpp

   1 // RUN: rm -rf %t && mkdir %t
   2 // RUN: mkdir -p %t/ctudir
   3 // RUN: %clang_cc1 -triple x86_64-pc-linux-gnu -std=c++17 \
   4 // RUN:   -emit-pch -o %t/ctudir/ctu-test-import-failure-import.cpp.ast %S/Inputs/ctu-test-import-failure-import.cpp
   5 // RUN: cp %S/Inputs/ctu-test-import-failure-import.cpp.externalDefMap.ast-dump.txt %t/ctudir/externalDefMap.txt
   6 // RUN: %clang_cc1 -triple x86_64-pc-linux-gnu -std=c++17 -analyze \
   7 // RUN:   -analyzer-checker=core \
   8 // RUN:   -analyzer-config experimental-enable-naive-ctu-analysis=true \
   9 // RUN:   -analyzer-config ctu-dir=%t/ctudir \
  10 // RUN:   -verify %s
  11
  12 // Check that importing this code does not cause crash.
  13 // Import intentionally fails because mismatch of '__get_first_arg'.
  14
  15 namespace std {
  16 inline namespace __cxx11 {}
  17 template <typename _CharT, typename> class basic_istream;
  18 struct __get_first_arg;
  19 inline namespace __cxx11 {
  20 template <typename, typename, typename> class basic_string;
  21 }
  22 template <typename _CharT, typename _Traits, typename _Alloc>
  23 basic_istream<_CharT, _Traits> &getline(basic_istream<_CharT, _Traits> &,
  24                                         basic_string<_CharT, _Traits, _Alloc> &,
  25                                         _CharT) {}
  26 } // namespace std
  27 namespace CommandLine {
  28 extern const int RootExamples[];
  29 }
  30
  31 // expected-warning@Inputs/ctu-test-import-failure-import.cpp:14{{incompatible definitions}}
  32 // expected-warning@Inputs/ctu-test-import-failure-import.cpp:14{{incompatible definitions}}
  33 // expected-note@Inputs/ctu-test-import-failure-import.cpp:14{{no corresponding field here}}
  34 // expected-note@Inputs/ctu-test-import-failure-import.cpp:14{{no corresponding field here}}