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();
}
{
return (struct AlignedTo2Bis*)&s->x; // no-warning
}
+
+typedef struct {
+ char c;
+ int x;
+} __attribute__((packed)) TypedefStructArguable;
+
+typedef union {
+ char c;
+ int x;
+} __attribute((packed)) TypedefUnionArguable;
+
+typedef TypedefStructArguable TypedefStructArguableTheSecond;
+
+int *typedef1(TypedefStructArguable *s) {
+ return &s->x; // expected-warning {{packed member 'x' of class or structure 'TypedefStructArguable'}}
+}
+
+int *typedef2(TypedefStructArguableTheSecond *s) {
+ return &s->x; // expected-warning {{packed member 'x' of class or structure 'TypedefStructArguable'}}
+}
+
+int *typedef3(TypedefUnionArguable *s) {
+ return &s->x; // expected-warning {{packed member 'x' of class or structure 'TypedefUnionArguable'}}
+}
+
+struct S6 {
+ union {
+ char c;
+ int x;
+ } __attribute__((packed));
+};
+
+int *anonymousInnerUnion(struct S6 *s) {
+ return &s->x; // expected-warning {{packed member 'x' of class or structure 'S6::(anonymous)'}}
+}