diff options
| -rw-r--r-- | clang/lib/Serialization/ASTReader.cpp | 3 |
1 files changed, 2 insertions, 1 deletions
diff --git a/clang/lib/Serialization/ASTReader.cpp b/clang/lib/Serialization/ASTReader.cpp index e9cb51dec6e..3ec009afaa2 100644 --- a/clang/lib/Serialization/ASTReader.cpp +++ b/clang/lib/Serialization/ASTReader.cpp @@ -7928,7 +7928,8 @@ ASTReader::getSourceDescriptor(unsigned ID) { // If there is only a single PCH, return it instead. // Chained PCH are not suported. - if (ModuleMgr.size() == 1) { + const auto &PCHChain = ModuleMgr.pch_modules(); + if (std::distance(std::begin(PCHChain), std::end(PCHChain))) { ModuleFile &MF = ModuleMgr.getPrimaryModule(); StringRef ModuleName = llvm::sys::path::filename(MF.OriginalSourceFileName); StringRef FileName = llvm::sys::path::filename(MF.FileName); |
