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-rw-r--r--lib/CompilerDriver/CompilationGraph.cpp5
1 files changed, 3 insertions, 2 deletions
diff --git a/lib/CompilerDriver/CompilationGraph.cpp b/lib/CompilerDriver/CompilationGraph.cpp
index 524607b..7d1c7fe 100644
--- a/lib/CompilerDriver/CompilationGraph.cpp
+++ b/lib/CompilerDriver/CompilationGraph.cpp
@@ -34,7 +34,8 @@ namespace llvmc {
const std::string& LanguageMap::GetLanguage(const sys::Path& File) const {
StringRef suf = File.getSuffix();
- LanguageMap::const_iterator Lang = this->find(suf);
+ LanguageMap::const_iterator Lang =
+ this->find(suf.empty() ? "*empty*" : suf);
if (Lang == this->end())
throw std::runtime_error("File '" + File.str() +
"' has unknown suffix '" + suf.str() + '\'');
@@ -313,7 +314,7 @@ int CompilationGraph::Build (const sys::Path& TempDir,
JoinTool* JT = &dynamic_cast<JoinTool&>(*CurNode->ToolPtr.getPtr());
// Are there any files in the join list?
- if (JT->JoinListEmpty())
+ if (JT->JoinListEmpty() && !(JT->WorksOnEmpty() && InputFilenames.empty()))
continue;
Action CurAction = JT->GenerateAction(CurNode->HasChildren(),