<rdar://problem/12368093> Extend module maps with a 'conflict' declaration, and warn when a newly-imported module conflicts with an already-imported module.
git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@177577 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/lib/Basic/Module.cpp b/lib/Basic/Module.cpp
index 197c53f..13518cd 100644
--- a/lib/Basic/Module.cpp
+++ b/lib/Basic/Module.cpp
@@ -347,6 +347,24 @@
OS << "\"";
}
+ for (unsigned I = 0, N = UnresolvedConflicts.size(); I != N; ++I) {
+ OS.indent(Indent + 2);
+ OS << "conflict ";
+ printModuleId(OS, UnresolvedConflicts[I].Id);
+ OS << ", \"";
+ OS.write_escaped(UnresolvedConflicts[I].Message);
+ OS << "\"\n";
+ }
+
+ for (unsigned I = 0, N = Conflicts.size(); I != N; ++I) {
+ OS.indent(Indent + 2);
+ OS << "conflict ";
+ OS << Conflicts[I].Other->getFullModuleName();
+ OS << ", \"";
+ OS.write_escaped(Conflicts[I].Message);
+ OS << "\"\n";
+ }
+
if (InferSubmodules) {
OS.indent(Indent + 2);
if (InferExplicitSubmodules)