[PATCH] D53807: Create a diagnostic group for warn_call_to_pure_virtual_member_function_from_ctor_dtor, so it can be turned into an error using Werror
Arnaud Bienner via Phabricator via cfe-commits
cfe-commits at lists.llvm.org
Mon Oct 29 08:05:07 PDT 2018
ArnaudBienner updated this revision to Diff 171502.
ArnaudBienner added a comment.
Update tests
Repository:
rC Clang
https://reviews.llvm.org/D53807
Files:
include/clang/Basic/DiagnosticGroups.td
include/clang/Basic/DiagnosticSemaKinds.td
test/Misc/warning-flags.c
test/SemaCXX/warn-pure-virtual-call-from-ctor-dtor.cpp
Index: test/SemaCXX/warn-pure-virtual-call-from-ctor-dtor.cpp
===================================================================
--- test/SemaCXX/warn-pure-virtual-call-from-ctor-dtor.cpp
+++ test/SemaCXX/warn-pure-virtual-call-from-ctor-dtor.cpp
@@ -1,4 +1,4 @@
-// RUN: %clang_cc1 %s -fsyntax-only -verify
+// RUN: %clang_cc1 %s -fsyntax-only -verify -Wcall-to-pure-virtual-from-ctor-dtor
struct A {
A() { f(); } // expected-warning {{call to pure virtual member function 'f' has undefined behavior; overrides of 'f' in subclasses are not available in the constructor of 'A'}}
~A() { f(); } // expected-warning {{call to pure virtual member function 'f' has undefined behavior; overrides of 'f' in subclasses are not available in the destructor of 'A'}}
Index: test/Misc/warning-flags.c
===================================================================
--- test/Misc/warning-flags.c
+++ test/Misc/warning-flags.c
@@ -18,7 +18,7 @@
The list of warnings below should NEVER grow. It should gradually shrink to 0.
-CHECK: Warnings without flags (76):
+CHECK: Warnings without flags (75):
CHECK-NEXT: ext_excess_initializers
CHECK-NEXT: ext_excess_initializers_in_char_array_initializer
CHECK-NEXT: ext_expected_semi_decl_list
@@ -40,7 +40,6 @@
CHECK-NEXT: warn_arcmt_nsalloc_realloc
CHECK-NEXT: warn_asm_label_on_auto_decl
CHECK-NEXT: warn_c_kext
-CHECK-NEXT: warn_call_to_pure_virtual_member_function_from_ctor_dtor
CHECK-NEXT: warn_call_wrong_number_of_arguments
CHECK-NEXT: warn_case_empty_range
CHECK-NEXT: warn_char_constant_too_large
Index: include/clang/Basic/DiagnosticSemaKinds.td
===================================================================
--- include/clang/Basic/DiagnosticSemaKinds.td
+++ include/clang/Basic/DiagnosticSemaKinds.td
@@ -1656,7 +1656,7 @@
def warn_call_to_pure_virtual_member_function_from_ctor_dtor : Warning<
"call to pure virtual member function %0 has undefined behavior; "
"overrides of %0 in subclasses are not available in the "
- "%select{constructor|destructor}1 of %2">;
+ "%select{constructor|destructor}1 of %2">, InGroup<PureVirtualCallFromCtorDtor>;
def select_special_member_kind : TextSubstitution<
"%select{default constructor|copy constructor|move constructor|"
Index: include/clang/Basic/DiagnosticGroups.td
===================================================================
--- include/clang/Basic/DiagnosticGroups.td
+++ include/clang/Basic/DiagnosticGroups.td
@@ -285,6 +285,7 @@
def FlagEnum : DiagGroup<"flag-enum">;
def IncrementBool : DiagGroup<"increment-bool", [DeprecatedIncrementBool]>;
def InfiniteRecursion : DiagGroup<"infinite-recursion">;
+def PureVirtualCallFromCtorDtor: DiagGroup<"call-to-pure-virtual-from-ctor-dtor">;
def GNUImaginaryConstant : DiagGroup<"gnu-imaginary-constant">;
def IgnoredQualifiers : DiagGroup<"ignored-qualifiers">;
def : DiagGroup<"import">;
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