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-rw-r--r--clang/lib/Lex/ModuleMap.cpp27
-rw-r--r--clang/test/Modules/Inputs/empty.h0
-rw-r--r--clang/test/Modules/public-private.modulemap5
3 files changed, 23 insertions, 9 deletions
diff --git a/clang/lib/Lex/ModuleMap.cpp b/clang/lib/Lex/ModuleMap.cpp
index 0bb98568b21..b4fe98488bc 100644
--- a/clang/lib/Lex/ModuleMap.cpp
+++ b/clang/lib/Lex/ModuleMap.cpp
@@ -222,15 +222,24 @@ static bool violatesPrivateInclude(Module *RequestingModule,
// Check for consistency between the module header role
// as obtained from the lookup and as obtained from the module.
// This check is not cheap, so enable it only for debugging.
- bool IsPrivate = false;
- SmallVectorImpl<Module::Header> *HeaderList[] =
- {&RequestedModule->Headers[Module::HK_Private],
- &RequestedModule->Headers[Module::HK_PrivateTextual]};
- for (auto *Hdrs : HeaderList)
- IsPrivate |=
- std::find_if(Hdrs->begin(), Hdrs->end(), [&](const Module::Header &H) {
- return H.Entry == IncFileEnt;
- }) != Hdrs->end();
+ auto IsInHeaderList = [&](std::initializer_list<SmallVectorImpl<
+ Module::Header>*> HeaderList) -> bool {
+ for (auto *Hs : HeaderList) {
+ if (std::find_if(Hs->begin(), Hs->end(), [&](const Module::Header &H) {
+ return H.Entry == IncFileEnt;
+ }) != Hs->end())
+ return true;
+ }
+ return false;
+ };
+ // If a header is both public and private, then it's available as a public
+ // header and that's OK.
+ // FIXME: Should we reject this when parsing the module map?
+ bool IsPrivate =
+ IsInHeaderList({&RequestedModule->Headers[Module::HK_Private],
+ &RequestedModule->Headers[Module::HK_PrivateTextual]}) &&
+ !IsInHeaderList({&RequestedModule->Headers[Module::HK_Normal],
+ &RequestedModule->Headers[Module::HK_Textual]});
assert(IsPrivate == IsPrivateRole && "inconsistent headers and roles");
#endif
return IsPrivateRole &&
diff --git a/clang/test/Modules/Inputs/empty.h b/clang/test/Modules/Inputs/empty.h
new file mode 100644
index 00000000000..e69de29bb2d
--- /dev/null
+++ b/clang/test/Modules/Inputs/empty.h
diff --git a/clang/test/Modules/public-private.modulemap b/clang/test/Modules/public-private.modulemap
new file mode 100644
index 00000000000..b07d1616653
--- /dev/null
+++ b/clang/test/Modules/public-private.modulemap
@@ -0,0 +1,5 @@
+// RUN: %clang_cc1 -fmodules -fmodule-map-file=%s -I%S -include "Inputs/empty.h" /dev/null
+module Blah {
+ header "Inputs/empty.h"
+ private header "Inputs/empty.h"
+}
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