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-rw-r--r--lib/Sema/SemaExpr.cpp11
1 files changed, 7 insertions, 4 deletions
diff --git a/lib/Sema/SemaExpr.cpp b/lib/Sema/SemaExpr.cpp
index 455730c909..ca9c5dc56e 100644
--- a/lib/Sema/SemaExpr.cpp
+++ b/lib/Sema/SemaExpr.cpp
@@ -4521,8 +4521,10 @@ ExprResult Sema::ActOnConditionalOp(SourceLocation QuestionLoc,
// If this is the gnu "x ?: y" extension, analyze the types as though the LHS
// was the condition.
bool isLHSNull = LHSExpr == 0;
- if (isLHSNull)
- LHSExpr = CondExpr;
+ Expr *SAVEExpr = 0;
+ if (isLHSNull) {
+ LHSExpr = SAVEExpr = CondExpr;
+ }
QualType result = CheckConditionalOperands(CondExpr, LHSExpr,
RHSExpr, QuestionLoc);
@@ -4530,8 +4532,9 @@ ExprResult Sema::ActOnConditionalOp(SourceLocation QuestionLoc,
return ExprError();
return Owned(new (Context) ConditionalOperator(CondExpr, QuestionLoc,
- isLHSNull ? 0 : LHSExpr,
- ColonLoc, RHSExpr, result));
+ LHSExpr, ColonLoc,
+ RHSExpr, SAVEExpr,
+ result));
}
// CheckPointerTypesForAssignment - This is a very tricky routine (despite