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-rw-r--r--clang/lib/CodeGen/CodeGenModule.cpp3
1 files changed, 3 insertions, 0 deletions
diff --git a/clang/lib/CodeGen/CodeGenModule.cpp b/clang/lib/CodeGen/CodeGenModule.cpp
index 44bc7fb..5c810cd 100644
--- a/clang/lib/CodeGen/CodeGenModule.cpp
+++ b/clang/lib/CodeGen/CodeGenModule.cpp
@@ -7165,6 +7165,9 @@ void CodeGenModule::AddDeferredUnusedCoverageMapping(Decl *D) {
SourceManager &SM = getContext().getSourceManager();
if (LimitedCoverage && SM.getMainFileID() != SM.getFileID(D->getBeginLoc()))
break;
+ if (!llvm::coverage::SystemHeadersCoverage &&
+ SM.isInSystemHeader(D->getBeginLoc()))
+ break;
DeferredEmptyCoverageMappingDecls.try_emplace(D, true);
break;
}