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-rw-r--r--clang/lib/Sema/SemaStmt.cpp8
1 files changed, 8 insertions, 0 deletions
diff --git a/clang/lib/Sema/SemaStmt.cpp b/clang/lib/Sema/SemaStmt.cpp
index d2d4098d177..7156cd2a9ad 100644
--- a/clang/lib/Sema/SemaStmt.cpp
+++ b/clang/lib/Sema/SemaStmt.cpp
@@ -1518,6 +1518,10 @@ namespace {
// variables Increment and DRE.
bool ProcessIterationStmt(Sema &S, Stmt* Statement, bool &Increment,
DeclRefExpr *&DRE) {
+ if (auto Cleanups = dyn_cast<ExprWithCleanups>(Statement))
+ if (!Cleanups->cleanupsHaveSideEffects())
+ Statement = Cleanups->getSubExpr();
+
if (UnaryOperator *UO = dyn_cast<UnaryOperator>(Statement)) {
switch (UO->getOpcode()) {
default: return false;
@@ -2472,6 +2476,10 @@ static void DiagnoseForRangeReferenceVariableCopies(Sema &SemaRef,
QualType VariableType = VD->getType();
+ if (auto Cleanups = dyn_cast<ExprWithCleanups>(InitExpr))
+ if (!Cleanups->cleanupsHaveSideEffects())
+ InitExpr = Cleanups->getSubExpr();
+
const MaterializeTemporaryExpr *MTE =
dyn_cast<MaterializeTemporaryExpr>(InitExpr);
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