Fix for PR2501; this patch makes usual arithmetic conversions for

integers which have the same width and different signedness work 
correctly. (The testcase in PR2501 uses a comparison between long and 
unsigned int).



git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@52853 91177308-0d34-0410-b5e6-96231b3b80d8

1 files changed, 7 insertions, 0 deletions

diff --git a/lib/AST/Type.cpp b/lib/AST/Type.cpp
index 7e09bb1ae3..bf32c5306d 100644
--- a/lib/AST/Type.cpp
+++ b/lib/AST/Type.cpp
@@ -390,6 +390,13 @@ const RecordType *Type::getAsUnionType() const {
   return 0;
 }
 
+const EnumType *Type::getAsEnumType() const {
+  // Check the canonicalized unqualified type directly; the more complex
+  // version is unnecessary because there isn't any typedef information
+  // to preserve.
+  return dyn_cast<EnumType>(CanonicalType.getUnqualifiedType());
+}
+
 const ComplexType *Type::getAsComplexType() const {
   // Are we directly a complex type?
   if (const ComplexType *CTy = dyn_cast<ComplexType>(this))