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// RUN: rm -rf %t
// RUN: split-file %s %t
// RUN: %clang_cc1 -fsyntax-only -I %t/include %t/test.c \
// RUN: -fmodules -fimplicit-module-maps -fmodules-cache-path=%t/modules.cache
// Test when a decl is present in multiple modules through an inclusion of
// a non-modular header. Make sure such decl is serialized correctly and can be
// used after deserialization.
//--- include/non-modular.h
#ifndef NON_MODULAR_H
#define NON_MODULAR_H
union TestUnion {
int x;
float y;
};
struct ReferenceUnion1 {
union TestUnion name;
unsigned versionMajor;
};
struct ReferenceUnion2 {
union TestUnion name;
unsigned versionMinor;
};
// Test another kind of RecordDecl.
struct TestStruct {
int p;
float q;
};
struct ReferenceStruct1 {
unsigned fieldA;
struct TestStruct fieldB;
};
struct ReferenceStruct2 {
unsigned field1;
struct TestStruct field2;
};
#endif
//--- include/piecewise1-empty.h
//--- include/piecewise1-initially-hidden.h
#include <non-modular.h>
//--- include/piecewise2-empty.h
//--- include/piecewise2-initially-hidden.h
#include <non-modular.h>
//--- include/with-multiple-decls.h
#include <piecewise1-empty.h>
// Include the non-modular header and resolve a name duplication between decl
// in non-modular.h and in piecewise1-initially-hidden.h, create a
// redeclaration chain.
#include <non-modular.h>
// Include a decl with a duplicate name again to add more to IdentifierResolver.
#include <piecewise2-empty.h>
//--- include/module.modulemap
module Piecewise1 {
module Empty {
header "piecewise1-empty.h"
}
module InitiallyHidden {
header "piecewise1-initially-hidden.h"
export *
}
}
module Piecewise2 {
module Empty {
header "piecewise2-empty.h"
}
module InitiallyHidden {
header "piecewise2-initially-hidden.h"
export *
}
}
module WithMultipleDecls {
header "with-multiple-decls.h"
export *
}
//--- test.c
#include <with-multiple-decls.h>
struct Test {
int x;
union TestUnion name;
};
struct Test2 {
struct TestStruct name;
float y;
};
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