Ignore implicit things like ConstantExpr.

git-svn-id: https://llvm.org/svn/llvm-project/clang-tools-extra/trunk@346461 91177308-0d34-0410-b5e6-96231b3b80d8

1 files changed, 2 insertions, 1 deletions

diff --git a/clang-tidy/performance/NoexceptMoveConstructorCheck.cpp b/clang-tidy/performance/NoexceptMoveConstructorCheck.cpp
index 111f24d8..adc5910b 100644
--- a/clang-tidy/performance/NoexceptMoveConstructorCheck.cpp
+++ b/clang-tidy/performance/NoexceptMoveConstructorCheck.cpp
@@ -58,7 +58,8 @@ void NoexceptMoveConstructorCheck::check(
     // where expr evaluates to false.
     if (ProtoType->canThrow() == CT_Can) {
       Expr *E = ProtoType->getNoexceptExpr();
-      if (!isa<CXXBoolLiteralExpr>(ProtoType->getNoexceptExpr())) {
+      E = E->IgnoreImplicit();
+      if (!isa<CXXBoolLiteralExpr>(E)) {
         diag(E->getExprLoc(),
              "noexcept specifier on the move %0 evaluates to 'false'")
             << MethodType;