llvm-project/clang/test/Modules/diamond.c

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// RUN: rm -rf %t
// RUN: %clang_cc1 -fmodules -x objective-c -emit-module -fmodules-cache-path=%t -fmodule-name=diamond_top %S/Inputs/module.map
// RUN: %clang_cc1 -fmodules -x objective-c -emit-module -fmodules-cache-path=%t -fmodule-name=diamond_left %S/Inputs/module.map
// RUN: %clang_cc1 -fmodules -x objective-c -emit-module -fmodules-cache-path=%t -fmodule-name=diamond_right %S/Inputs/module.map
// RUN: %clang_cc1 -fmodules -x objective-c -emit-module -fmodules-cache-path=%t -fmodule-name=diamond_bottom %S/Inputs/module.map
// RUN: %clang_cc1 -fmodules -x objective-c -fmodules-cache-path=%t -I %S/Inputs %s -verify
// FIXME: When we have a syntax for modules in C, use that.
@import diamond_bottom;
void test_diamond(int i, float f, double d, char c) {
top(&i);
left(&f);
right(&d);
bottom(&c);
bottom(&d);
// expected-warning@-1{{incompatible pointer types passing 'double *' to parameter of type 'char *'}}
// expected-note@Inputs/diamond_bottom.h:4{{passing argument to parameter 'x' here}}
// Names in multiple places in the diamond.
top_left(&c);
left_and_right(&i);
struct left_and_right lr;
lr.left = 17;
}