[PATCH] D33852: Enable __declspec(selectany) on linux)
Piotr Padlewski via Phabricator via cfe-commits
cfe-commits at lists.llvm.org
Fri Jun 2 14:58:08 PDT 2017
Prazek created this revision.
This feature was disabled probably by mistake in https://reviews.llvm.org/rL300562
This fixes bug https://bugs.llvm.org/show_bug.cgi?id=33285
https://reviews.llvm.org/D33852
Files:
include/clang/Basic/Attr.td
test/Sema/attr-selectany.c
test/SemaCXX/attr-selectany.cpp
Index: test/SemaCXX/attr-selectany.cpp
===================================================================
--- test/SemaCXX/attr-selectany.cpp
+++ test/SemaCXX/attr-selectany.cpp
@@ -1,4 +1,6 @@
// RUN: %clang_cc1 -triple x86_64-win32 -fms-compatibility -fms-extensions -fsyntax-only -verify -std=c++11 %s
+// RUN: %clang_cc1 -triple x86_64-unknown-linux -fms-compatibility -fms-extensions -fsyntax-only -verify -std=c++11 %s
+
// MSVC produces similar diagnostics.
__declspec(selectany) void foo() { } // expected-error{{'selectany' can only be applied to data items with external linkage}}
Index: test/Sema/attr-selectany.c
===================================================================
--- test/Sema/attr-selectany.c
+++ test/Sema/attr-selectany.c
@@ -1,5 +1,6 @@
// RUN: %clang_cc1 -triple x86_64-win32 -fdeclspec -verify %s
// RUN: %clang_cc1 -triple x86_64-mingw32 -verify %s
+// RUN: %clang_cc1 -triple x86_64-unknown-linux -verify -fms-extensions %s
extern __declspec(selectany) const int x1 = 1; // no warning, const means we need extern in C++
Index: include/clang/Basic/Attr.td
===================================================================
--- include/clang/Basic/Attr.td
+++ include/clang/Basic/Attr.td
@@ -2413,7 +2413,7 @@
let Documentation = [DLLImportDocs];
}
-def SelectAny : InheritableAttr, TargetSpecificAttr<TargetWindows> {
+def SelectAny : InheritableAttr {
let Spellings = [Declspec<"selectany">, GCC<"selectany">];
let Documentation = [Undocumented];
}
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