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-rw-r--r--llvm/lib/CodeGen/AsmPrinter/DwarfDebug.cpp7
1 files changed, 6 insertions, 1 deletions
diff --git a/llvm/lib/CodeGen/AsmPrinter/DwarfDebug.cpp b/llvm/lib/CodeGen/AsmPrinter/DwarfDebug.cpp
index 036d1080a28..9533d61d08a 100644
--- a/llvm/lib/CodeGen/AsmPrinter/DwarfDebug.cpp
+++ b/llvm/lib/CodeGen/AsmPrinter/DwarfDebug.cpp
@@ -779,6 +779,7 @@ void DwarfDebug::ensureAbstractVariableIsCreatedIfScoped(DwarfCompileUnit &CU,
// Collect variable information from side table maintained by MF.
void DwarfDebug::collectVariableInfoFromMFTable(
DwarfCompileUnit &TheCU, DenseSet<InlinedVariable> &Processed) {
+ SmallDenseMap<InlinedVariable, DbgVariable *> MFVars;
for (const auto &VI : Asm->MF->getVariableDbgInfo()) {
if (!VI.Var)
continue;
@@ -796,8 +797,12 @@ void DwarfDebug::collectVariableInfoFromMFTable(
ensureAbstractVariableIsCreatedIfScoped(TheCU, Var, Scope->getScopeNode());
auto RegVar = make_unique<DbgVariable>(Var.first, Var.second);
RegVar->initializeMMI(VI.Expr, VI.Slot);
- if (InfoHolder.addScopeVariable(Scope, RegVar.get()))
+ if (DbgVariable *DbgVar = MFVars.lookup(Var))
+ DbgVar->addMMIEntry(*RegVar);
+ else if (InfoHolder.addScopeVariable(Scope, RegVar.get())) {
+ MFVars.insert({Var, RegVar.get()});
ConcreteVariables.push_back(std::move(RegVar));
+ }
}
}
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