clang/test/Modules/Wsystem-headers-in-module.c

   1 // Check that Wsystem-headers-in-module shows diagnostics in the named system
   2 // module, but not in other system headers or modules.
   3
   4 // RUN: rm -rf %t
   5 // RUN: split-file %s %t
   6
   7 // RUN: %clang_cc1 -fmodules -fimplicit-module-maps -fmodules-cache-path=%t/mcp \
   8 // RUN:   -isystem %t/sys %t/tu.c -fsyntax-only -Wextra-semi -Wsystem-headers-in-module=sys_mod \
   9 // RUN:   2>&1 | FileCheck %s
  10
  11 // CHECK-NOT: warning:
  12 // CHECK: sys_mod.h:2:7: warning: extra ';'
  13 // CHECK-NOT: warning:
  14
  15 //--- sys/other_sys_header.h
  16 int x;;
  17 //--- sys_mod.h
  18 #include "dependent_sys_mod.h"
  19 int y;;
  20 //--- other_sys_mod.h
  21 int z;;
  22 //--- dependent_sys_mod.h
  23 int w;;
  24 //--- module.modulemap
  25 module sys_mod [system] { header "sys_mod.h" }
  26 module other_sys_mod [system] { header "other_sys_mod.h" }
  27 module dependent_sys_mod [system] { header "dependent_sys_mod.h" }
  28
  29 //--- tu.c
  30 #include "sys_mod.h"
  31 #include "other_sys_mod.h"
  32 #include "other_sys_header.h"