When computing the conversion sequence in overload resolution

for converting an empty list to a scalar, be sure to initialize
the source and destination types so that comparison of conversion
sequences will work in case there are multiple viable candidates.

git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@153993 91177308-0d34-0410-b5e6-96231b3b80d8

1 files changed, 2 insertions, 0 deletions

diff --git a/lib/Sema/SemaOverload.cpp b/lib/Sema/SemaOverload.cpp
index 27b04a7427..7afa39f3f3 100644
--- a/lib/Sema/SemaOverload.cpp
+++ b/lib/Sema/SemaOverload.cpp
@@ -4433,6 +4433,8 @@ TryListConversion(Sema &S, InitListExpr *From, QualType ToType,
     else if (NumInits == 0) {
       Result.setStandard();
       Result.Standard.setAsIdentityConversion();
+      Result.Standard.setFromType(ToType);
+      Result.Standard.setAllToTypes(ToType);
     }
     Result.setListInitializationSequence();
     return Result;