This revision was automatically updated to reflect the committed changes.
Closed by commit rC350856: Split -Wdelete-non-virtual-dtor into two groups
(authored by epilk, committed by ).
Changed prior to commit:
https://reviews.llvm.org/D56405?vs=180690&id=181081#toc
Repository:
rC Clang
CHANGES SINCE LAST ACTION
https://reviews.llvm.org/D56405/new/
https://reviews.llvm.org/D56405
Files:
include/clang/Basic/DiagnosticGroups.td
include/clang/Basic/DiagnosticSemaKinds.td
test/SemaCXX/delete-non-virtual-dtor.cpp
Index: test/SemaCXX/delete-non-virtual-dtor.cpp
===================================================================
--- test/SemaCXX/delete-non-virtual-dtor.cpp
+++ test/SemaCXX/delete-non-virtual-dtor.cpp
@@ -0,0 +1,30 @@
+// RUN: %clang_cc1 %s -verify -DDIAG1
+// RUN: %clang_cc1 %s -verify -DDIAG1 -DDIAG2 -Wdelete-non-virtual-dtor
+// RUN: %clang_cc1 %s -verify -DDIAG1 -Wmost
-Wno-delete-non-abstract-non-virtual-dtor
+// RUN: %clang_cc1 %s -verify -DDIAG2 -Wmost
-Wno-delete-abstract-non-virtual-dtor
+// RUN: %clang_cc1 %s -verify -Wmost
-Wno-delete-non-virtual-dtor
+
+#ifndef DIAG1
+#ifndef DIAG2
+// expected-no-diagnostics
+#endif
+#endif
+
+struct S1 {
+ ~S1() {}
+ virtual void abs() = 0;
+};
+
+void f1(S1 *s1) { delete s1; }
+#ifdef DIAG1
+// expected-warning@-2 {{delete called on 'S1' that is abstract but has
non-virtual destructor}}
+#endif
+
+struct S2 {
+ ~S2() {}
+ virtual void real() {}
+};
+void f2(S2 *s2) { delete s2; }
+#ifdef DIAG2
+// expected-warning@-2 {{delete called on non-final 'S2' that has virtual
functions but non-virtual destructor}}
+#endif
Index: include/clang/Basic/DiagnosticGroups.td
===================================================================
--- include/clang/Basic/DiagnosticGroups.td
+++ include/clang/Basic/DiagnosticGroups.td
@@ -104,7 +104,11 @@
def MissingNoEscape : DiagGroup<"missing-noescape">;
def DeleteIncomplete : DiagGroup<"delete-incomplete">;
-def DeleteNonVirtualDtor : DiagGroup<"delete-non-virtual-dtor">;
+def DeleteNonAbstractNonVirtualDtor :
DiagGroup<"delete-non-abstract-non-virtual-dtor">;
+def DeleteAbstractNonVirtualDtor :
DiagGroup<"delete-abstract-non-virtual-dtor">;
+def DeleteNonVirtualDtor : DiagGroup<"delete-non-virtual-dtor",
+ [DeleteNonAbstractNonVirtualDtor,
+ DeleteAbstractNonVirtualDtor]>;
def AbstractFinalClass : DiagGroup<"abstract-final-class">;
def CXX11CompatDeprecatedWritableStr :
Index: include/clang/Basic/DiagnosticSemaKinds.td
===================================================================
--- include/clang/Basic/DiagnosticSemaKinds.td
+++ include/clang/Basic/DiagnosticSemaKinds.td
@@ -6455,12 +6455,12 @@
def warn_delete_non_virtual_dtor : Warning<
"%select{delete|destructor}0 called on non-final %1 that has "
"virtual functions but non-virtual destructor">,
- InGroup<DeleteNonVirtualDtor>, DefaultIgnore, ShowInSystemHeader;
+ InGroup<DeleteNonAbstractNonVirtualDtor>, DefaultIgnore, ShowInSystemHeader;
def note_delete_non_virtual : Note<
"qualify call to silence this warning">;
def warn_delete_abstract_non_virtual_dtor : Warning<
"%select{delete|destructor}0 called on %1 that is abstract but has "
- "non-virtual destructor">, InGroup<DeleteNonVirtualDtor>, ShowInSystemHeader;
+ "non-virtual destructor">, InGroup<DeleteAbstractNonVirtualDtor>,
ShowInSystemHeader;
def warn_overloaded_virtual : Warning<
"%q0 hides overloaded virtual %select{function|functions}1">,
InGroup<OverloadedVirtual>, DefaultIgnore;
Index: test/SemaCXX/delete-non-virtual-dtor.cpp
===================================================================
--- test/SemaCXX/delete-non-virtual-dtor.cpp
+++ test/SemaCXX/delete-non-virtual-dtor.cpp
@@ -0,0 +1,30 @@
+// RUN: %clang_cc1 %s -verify -DDIAG1
+// RUN: %clang_cc1 %s -verify -DDIAG1 -DDIAG2 -Wdelete-non-virtual-dtor
+// RUN: %clang_cc1 %s -verify -DDIAG1 -Wmost -Wno-delete-non-abstract-non-virtual-dtor
+// RUN: %clang_cc1 %s -verify -DDIAG2 -Wmost -Wno-delete-abstract-non-virtual-dtor
+// RUN: %clang_cc1 %s -verify -Wmost -Wno-delete-non-virtual-dtor
+
+#ifndef DIAG1
+#ifndef DIAG2
+// expected-no-diagnostics
+#endif
+#endif
+
+struct S1 {
+ ~S1() {}
+ virtual void abs() = 0;
+};
+
+void f1(S1 *s1) { delete s1; }
+#ifdef DIAG1
+// expected-warning@-2 {{delete called on 'S1' that is abstract but has non-virtual destructor}}
+#endif
+
+struct S2 {
+ ~S2() {}
+ virtual void real() {}
+};
+void f2(S2 *s2) { delete s2; }
+#ifdef DIAG2
+// expected-warning@-2 {{delete called on non-final 'S2' that has virtual functions but non-virtual destructor}}
+#endif
Index: include/clang/Basic/DiagnosticGroups.td
===================================================================
--- include/clang/Basic/DiagnosticGroups.td
+++ include/clang/Basic/DiagnosticGroups.td
@@ -104,7 +104,11 @@
def MissingNoEscape : DiagGroup<"missing-noescape">;
def DeleteIncomplete : DiagGroup<"delete-incomplete">;
-def DeleteNonVirtualDtor : DiagGroup<"delete-non-virtual-dtor">;
+def DeleteNonAbstractNonVirtualDtor : DiagGroup<"delete-non-abstract-non-virtual-dtor">;
+def DeleteAbstractNonVirtualDtor : DiagGroup<"delete-abstract-non-virtual-dtor">;
+def DeleteNonVirtualDtor : DiagGroup<"delete-non-virtual-dtor",
+ [DeleteNonAbstractNonVirtualDtor,
+ DeleteAbstractNonVirtualDtor]>;
def AbstractFinalClass : DiagGroup<"abstract-final-class">;
def CXX11CompatDeprecatedWritableStr :
Index: include/clang/Basic/DiagnosticSemaKinds.td
===================================================================
--- include/clang/Basic/DiagnosticSemaKinds.td
+++ include/clang/Basic/DiagnosticSemaKinds.td
@@ -6455,12 +6455,12 @@
def warn_delete_non_virtual_dtor : Warning<
"%select{delete|destructor}0 called on non-final %1 that has "
"virtual functions but non-virtual destructor">,
- InGroup<DeleteNonVirtualDtor>, DefaultIgnore, ShowInSystemHeader;
+ InGroup<DeleteNonAbstractNonVirtualDtor>, DefaultIgnore, ShowInSystemHeader;
def note_delete_non_virtual : Note<
"qualify call to silence this warning">;
def warn_delete_abstract_non_virtual_dtor : Warning<
"%select{delete|destructor}0 called on %1 that is abstract but has "
- "non-virtual destructor">, InGroup<DeleteNonVirtualDtor>, ShowInSystemHeader;
+ "non-virtual destructor">, InGroup<DeleteAbstractNonVirtualDtor>, ShowInSystemHeader;
def warn_overloaded_virtual : Warning<
"%q0 hides overloaded virtual %select{function|functions}1">,
InGroup<OverloadedVirtual>, DefaultIgnore;
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