[Sema] Packed member warning: Use the typedef name for anonymous structures
This commit improves the packed member warning by showing the name of the
anonymous structure/union when it was defined within a typedef declaration.
rdar://28498901
Differential Revision: https://reviews.llvm.org/D25106
llvm-svn: 283304
diff --git a/clang/lib/Sema/SemaChecking.cpp b/clang/lib/Sema/SemaChecking.cpp
index 416be73..013120a 100644
--- a/clang/lib/Sema/SemaChecking.cpp
+++ b/clang/lib/Sema/SemaChecking.cpp
@@ -11372,8 +11372,13 @@
void Sema::DiagnoseMisalignedMembers() {
for (MisalignedMember &m : MisalignedMembers) {
+ const NamedDecl *ND = m.RD;
+ if (ND->getName().empty()) {
+ if (const TypedefNameDecl *TD = m.RD->getTypedefNameForAnonDecl())
+ ND = TD;
+ }
Diag(m.E->getLocStart(), diag::warn_taking_address_of_packed_member)
- << m.MD << m.RD << m.E->getSourceRange();
+ << m.MD << ND << m.E->getSourceRange();
}
MisalignedMembers.clear();
}