test/Modules/diamond.c

// in diamond-bottom.h: expected-note{{passing argument to parameter 'x' here}}

__import_module__ diamond_bottom;

// FIXME: We want 'bottom' to re-export left and right, and both of those to
// re-export 'top'.
__import_module__ diamond_top;
__import_module__ diamond_left;
__import_module__ diamond_right;

void test_diamond(int i, float f, double d, char c) {
  top(&i);
  left(&f);
  right(&d);
  bottom(&c);
  bottom(&d); // expected-warning{{incompatible pointer types passing 'double *' to parameter of type 'char *'}}

  // Names in multiple places in the diamond.
  top_left(&c);

  left_and_right(&i);
  struct left_and_right lr;
  lr.left = 17;
}

// RUN: rm -rf %t
// RUN: %clang_cc1 -emit-module -fmodule-cache-path %t -fmodule-name=diamond_top %S/Inputs/module.map
// RUN: %clang_cc1 -emit-module -fmodule-cache-path %t -fmodule-name=diamond_left %S/Inputs/module.map
// RUN: %clang_cc1 -emit-module -fmodule-cache-path %t -fmodule-name=diamond_right %S/Inputs/module.map
// RUN: %clang_cc1 -emit-module -fmodule-cache-path %t -fmodule-name=diamond_bottom %S/Inputs/module.map
// RUN: %clang_cc1 -fmodule-cache-path %t %s -verify