Context.mangleObjCMethodName(MD, Out);
}
-static bool isTypeSubstitutable(Qualifiers Quals, const Type *Ty) {
+static bool isTypeSubstitutable(Qualifiers Quals, const Type *Ty,
+ ASTContext &Ctx) {
if (Quals)
return true;
if (Ty->isSpecificBuiltinType(BuiltinType::ObjCSel))
return true;
if (Ty->isBuiltinType())
return false;
-
+ // Through to Clang 6.0, we accidentally treated undeduced auto types as
+ // substitution candidates.
+ if (Ctx.getLangOpts().getClangABICompat() > LangOptions::ClangABI::Ver6 &&
+ isa<AutoType>(Ty))
+ return false;
return true;
}
Qualifiers quals = split.Quals;
const Type *ty = split.Ty;
- bool isSubstitutable = isTypeSubstitutable(quals, ty);
+ bool isSubstitutable =
+ isTypeSubstitutable(quals, ty, Context.getASTContext());
if (isSubstitutable && mangleSubstitution(T))
return;
}
void CXXNameMangler::mangleType(const AutoType *T) {
- QualType D = T->getDeducedType();
- // <builtin-type> ::= Da # dependent auto
- if (D.isNull()) {
- assert(T->getKeyword() != AutoTypeKeyword::GNUAutoType &&
- "shouldn't need to mangle __auto_type!");
- Out << (T->isDecltypeAuto() ? "Dc" : "Da");
- } else
- mangleType(D);
+ assert(T->getDeducedType().isNull() &&
+ "Deduced AutoType shouldn't be handled here!");
+ assert(T->getKeyword() != AutoTypeKeyword::GNUAutoType &&
+ "shouldn't need to mangle __auto_type!");
+ // <builtin-type> ::= Da # auto
+ // ::= Dc # decltype(auto)
+ Out << (T->isDecltypeAuto() ? "Dc" : "Da");
}
void CXXNameMangler::mangleType(const DeducedTemplateSpecializationType *T) {
-// RUN: %clang_cc1 -triple x86_64-apple-darwin10.0.0 -fblocks -emit-llvm -o - %s -fexceptions -std=c++1y | FileCheck %s
+// RUN: %clang_cc1 -triple x86_64-apple-darwin10.0.0 -fblocks -emit-llvm -o - %s -fexceptions -std=c++1y | FileCheck --check-prefix CHECK_ABI_LATEST %s
+// RUN: %clang_cc1 -triple x86_64-apple-darwin10.0.0 -fblocks -emit-llvm -o - %s -fexceptions -std=c++1y -fclang-abi-compat=6.0 | FileCheck --check-prefix CHECK_ABIV6 %s
// CHECK-LABEL: define void @_ZN19non_inline_function3fooEv
// CHECK-LABEL: define internal void @"_ZZN19non_inline_function3fooEvENK3$_0clEi"(%class.anon
template<class T> auto foo() { return [](const T&) { return 42; }; }
};
-//CHECK-LABEL: define linkonce_odr i32 @_ZZN22inline_member_function1AIdE14default_lambdaIdEEDavENKUlRKdE_clES5_(%class.anon
+//CHECK_ABIV6: define linkonce_odr i32 @_ZZN22inline_member_function1AIdE14default_lambdaIdEEDavENKUlRKdE_clES5_(%class.anon
+//CHECK_ABI_LATEST: define linkonce_odr i32 @_ZZN22inline_member_function1AIdE14default_lambdaIdEEDavENKUlRKdE_clES4_(%class.anon
int run2 = A<double>{}.func()(3.14);
-//CHECK-LABEL: define linkonce_odr i32 @_ZZN22inline_member_function1AIcE14default_lambdaIcEEDavENKUlRKcE_clES5_(%class.anon
+//CHECK_ABIV6: define linkonce_odr i32 @_ZZN22inline_member_function1AIcE14default_lambdaIcEEDavENKUlRKcE_clES5_(%class.anon
+//CHECK_ABI_LATEST: define linkonce_odr i32 @_ZZN22inline_member_function1AIcE14default_lambdaIcEEDavENKUlRKcE_clES4_(%class.anon
int run3 = A<char>{}.func()('a');
} // end inline_member_function