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-rw-r--r--clang/lib/CodeGen/CGCall.cpp2
1 files changed, 2 insertions, 0 deletions
diff --git a/clang/lib/CodeGen/CGCall.cpp b/clang/lib/CodeGen/CGCall.cpp
index 50ea7f7cc33..8a26db2116d 100644
--- a/clang/lib/CodeGen/CGCall.cpp
+++ b/clang/lib/CodeGen/CGCall.cpp
@@ -1714,6 +1714,8 @@ void CodeGenModule::ConstructAttributeList(
if (CodeGenOpts.StackRealignment)
FuncAttrs.addAttribute("stackrealign");
+ if (CodeGenOpts.Backchain)
+ FuncAttrs.addAttribute("backchain");
// Add target-cpu and target-features attributes to functions. If
// we have a decl for the function and it has a target attribute then
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