This revision was automatically updated to reflect the committed changes.
Closed by commit rGd238b6028582: [Clang][DiagnosticSemaKinds] combine
diagnostic texts (authored by nickdesaulniers).
Repository:
rG LLVM Github Monorepo
CHANGES SINCE LAST ACTION
https://reviews.llvm.org/D107613/new/
https://reviews.llvm.org/D107613
Files:
clang/include/clang/Basic/DiagnosticSemaKinds.td
clang/lib/Sema/SemaDecl.cpp
clang/test/CXX/dcl.dcl/dcl.attr/dcl.attr.noreturn/p1.cpp
clang/test/Sema/attr-weak.c
clang/test/Sema/internal_linkage.c
clang/test/SemaCXX/internal_linkage.cpp
Index: clang/test/SemaCXX/internal_linkage.cpp
===================================================================
--- clang/test/SemaCXX/internal_linkage.cpp
+++ clang/test/SemaCXX/internal_linkage.cpp
@@ -10,8 +10,8 @@
void f1() __attribute__((internal_linkage));
void f2() __attribute__((internal_linkage)) {}
static void f3() __attribute__((internal_linkage)) {}
- void f4(); // expected-note{{previous definition is here}}
- static int zz; // expected-note{{previous definition is here}}
+ void f4(); // expected-note{{previous declaration is here}}
+ static int zz; // expected-note{{previous declaration is here}}
A() __attribute__((internal_linkage)) {}
~A() __attribute__((internal_linkage)) {}
A& operator=(const A&) __attribute__((internal_linkage)) { return *this; }
@@ -20,9 +20,9 @@
};
};
-__attribute__((internal_linkage)) void A::f4() {} // expected-error{{'internal_linkage' attribute does not appear on the first declaration of 'f4'}}
+__attribute__((internal_linkage)) void A::f4() {} // expected-error{{'internal_linkage' attribute does not appear on the first declaration}}
-__attribute__((internal_linkage)) int A::zz; // expected-error{{'internal_linkage' attribute does not appear on the first declaration of 'zz'}}
+__attribute__((internal_linkage)) int A::zz; // expected-error{{'internal_linkage' attribute does not appear on the first declaration}}
namespace Z __attribute__((internal_linkage)) { // expected-warning{{'internal_linkage' attribute only applies to}}
}
Index: clang/test/Sema/internal_linkage.c
===================================================================
--- clang/test/Sema/internal_linkage.c
+++ clang/test/Sema/internal_linkage.c
@@ -6,9 +6,9 @@
int var3 __attribute__((common,internal_linkage)); // expected-error{{'internal_linkage' and 'common' attributes are not compatible}} \
// expected-note{{conflicting attribute is here}}
-int var4 __attribute__((common)); // expected-note{{previous definition is here}} expected-note{{conflicting attribute is here}}
+int var4 __attribute__((common)); // expected-note{{previous declaration is here}} expected-note{{conflicting attribute is here}}
int var4 __attribute__((internal_linkage)); // expected-error{{'internal_linkage' and 'common' attributes are not compatible}} \
- // expected-error{{'internal_linkage' attribute does not appear on the first declaration of 'var4'}}
+ // expected-error{{'internal_linkage' attribute does not appear on the first declaration}}
int var5 __attribute__((internal_linkage)); // expected-note{{conflicting attribute is here}}
int var5 __attribute__((common)); // expected-error{{'common' and 'internal_linkage' attributes are not compatible}}
Index: clang/test/Sema/attr-weak.c
===================================================================
--- clang/test/Sema/attr-weak.c
+++ clang/test/Sema/attr-weak.c
@@ -17,7 +17,7 @@
static int x __attribute__((weak)); // expected-error {{weak declaration cannot have internal linkage}}
// rdar://9538608
-int C; // expected-note {{previous definition is here}}
+int C; // expected-note {{previous declaration is here}}
extern int C __attribute__((weak_import)); // expected-warning {{an already-declared variable is made a weak_import declaration}}
static int pr14946_x;
Index: clang/test/CXX/dcl.dcl/dcl.attr/dcl.attr.noreturn/p1.cpp
===================================================================
--- clang/test/CXX/dcl.dcl/dcl.attr/dcl.attr.noreturn/p1.cpp
+++ clang/test/CXX/dcl.dcl/dcl.attr/dcl.attr.noreturn/p1.cpp
@@ -24,8 +24,8 @@
[[noreturn]] int e() { b2(); } // ok
-int f(); // expected-note {{declaration missing '[[noreturn]]' attribute is here}}
-[[noreturn]] int f(); // expected-error {{function declared '[[noreturn]]' after its first declaration}}
+int f(); // expected-note {{previous declaration is here}}
+[[noreturn]] int f(); // expected-error {{'noreturn' attribute does not appear on the first declaration}}
int f();
[[noreturn]] int g();
Index: clang/lib/Sema/SemaDecl.cpp
===================================================================
--- clang/lib/Sema/SemaDecl.cpp
+++ clang/lib/Sema/SemaDecl.cpp
@@ -3353,13 +3353,13 @@
}
}
- if (New->hasAttr<InternalLinkageAttr>() &&
- !Old->hasAttr<InternalLinkageAttr>()) {
- Diag(New->getLocation(), diag::err_internal_linkage_redeclaration)
- << New->getDeclName();
- notePreviousDefinition(Old, New->getLocation());
- New->dropAttr<InternalLinkageAttr>();
- }
+ if (const auto *ILA = New->getAttr<InternalLinkageAttr>())
+ if (!Old->hasAttr<InternalLinkageAttr>()) {
+ Diag(New->getLocation(), diag::err_attribute_missing_on_first_decl)
+ << ILA;
+ Diag(Old->getLocation(), diag::note_previous_declaration);
+ New->dropAttr<InternalLinkageAttr>();
+ }
if (CheckRedeclarationModuleOwnership(New, Old))
return true;
@@ -3678,12 +3678,12 @@
// The first declaration of a function shall specify the noreturn
// attribute if any declaration of that function specifies the noreturn
// attribute.
- const CXX11NoReturnAttr *NRA = New->getAttr<CXX11NoReturnAttr>();
- if (NRA && !Old->hasAttr<CXX11NoReturnAttr>()) {
- Diag(NRA->getLocation(), diag::err_noreturn_missing_on_first_decl);
- Diag(Old->getFirstDecl()->getLocation(),
- diag::note_noreturn_missing_first_decl);
- }
+ if (const auto *NRA = New->getAttr<CXX11NoReturnAttr>())
+ if (!Old->hasAttr<CXX11NoReturnAttr>()) {
+ Diag(NRA->getLocation(), diag::err_attribute_missing_on_first_decl)
+ << NRA;
+ Diag(Old->getLocation(), diag::note_previous_declaration);
+ }
// C++11 [dcl.attr.depend]p2:
// The first declaration of a function shall specify the
@@ -4161,18 +4161,18 @@
Old->getStorageClass() == SC_None &&
!Old->hasAttr<WeakImportAttr>()) {
Diag(New->getLocation(), diag::warn_weak_import) << New->getDeclName();
- notePreviousDefinition(Old, New->getLocation());
+ Diag(Old->getLocation(), diag::note_previous_declaration);
// Remove weak_import attribute on new declaration.
New->dropAttr<WeakImportAttr>();
}
- if (New->hasAttr<InternalLinkageAttr>() &&
- !Old->hasAttr<InternalLinkageAttr>()) {
- Diag(New->getLocation(), diag::err_internal_linkage_redeclaration)
- << New->getDeclName();
- notePreviousDefinition(Old, New->getLocation());
- New->dropAttr<InternalLinkageAttr>();
- }
+ if (const auto *ILA = New->getAttr<InternalLinkageAttr>())
+ if (!Old->hasAttr<InternalLinkageAttr>()) {
+ Diag(New->getLocation(), diag::err_attribute_missing_on_first_decl)
+ << ILA;
+ Diag(Old->getLocation(), diag::note_previous_declaration);
+ New->dropAttr<InternalLinkageAttr>();
+ }
// Merge the types.
VarDecl *MostRecent = Old->getMostRecentDecl();
Index: clang/include/clang/Basic/DiagnosticSemaKinds.td
===================================================================
--- clang/include/clang/Basic/DiagnosticSemaKinds.td
+++ clang/include/clang/Basic/DiagnosticSemaKinds.td
@@ -5571,8 +5571,8 @@
def err_undefined_inline_var : Error<"inline variable %q0 is not defined">;
def note_used_here : Note<"used here">;
-def err_internal_linkage_redeclaration : Error<
- "'internal_linkage' attribute does not appear on the first declaration of %0">;
+def err_attribute_missing_on_first_decl : Error<
+ "%0 attribute does not appear on the first declaration">;
def warn_internal_linkage_local_storage : Warning<
"'internal_linkage' attribute on a non-static local variable is ignored">,
InGroup<IgnoredAttributes>;
@@ -9676,10 +9676,6 @@
InGroup<InvalidNoreturn>;
def err_noreturn_block_has_return_expr : Error<
"block declared 'noreturn' should not return">;
-def err_noreturn_missing_on_first_decl : Error<
- "function declared '[[noreturn]]' after its first declaration">;
-def note_noreturn_missing_first_decl : Note<
- "declaration missing '[[noreturn]]' attribute is here">;
def err_carries_dependency_missing_on_first_decl : Error<
"%select{function|parameter}0 declared '[[carries_dependency]]' "
"after its first declaration">;
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