[libcxx] r312923 - Add include of <string> to <system_error>, since things in there return strings. Fixes PR#34529.

[Marshall Clow via cfe-commits]

Author: marshall
Date: Mon Sep 11 09:05:42 2017
New Revision: 312923

URL: http://llvm.org/viewvc/llvm-project?rev=312923&view=rev
Log:
Add include of <string> to <system_error>, since things in there return strings. Fixes PR#34529.

Added:
    libcxx/trunk/test/std/diagnostics/syserr/syserr.errcode/syserr.errcode.overview/types.pass.cpp
      - copied, changed from r312922, libcxx/trunk/test/std/diagnostics/syserr/syserr.errcode/syserr.errcode.overview/nothing_to_do.pass.cpp
    libcxx/trunk/test/std/diagnostics/syserr/syserr.errcondition/syserr.errcondition.overview/types.pass.cpp
      - copied, changed from r312922, libcxx/trunk/test/std/diagnostics/syserr/syserr.errcondition/syserr.errcondition.overview/nothing_to_do.pass.cpp
Removed:
    libcxx/trunk/test/std/diagnostics/syserr/syserr.errcode/syserr.errcode.overview/nothing_to_do.pass.cpp
    libcxx/trunk/test/std/diagnostics/syserr/syserr.errcondition/syserr.errcondition.overview/nothing_to_do.pass.cpp
Modified:
    libcxx/trunk/include/system_error

Modified: libcxx/trunk/include/system_error
URL: http://llvm.org/viewvc/llvm-project/libcxx/trunk/include/system_error?rev=312923&r1=312922&r2=312923&view=diff
==============================================================================
--- libcxx/trunk/include/system_error (original)
+++ libcxx/trunk/include/system_error Mon Sep 11 09:05:42 2017
@@ -230,6 +230,7 @@ template <> struct hash<std::error_condi
 #include <type_traits>
 #include <stdexcept>
 #include <__functional_base>
+#include <string>
 
 #if !defined(_LIBCPP_HAS_NO_PRAGMA_SYSTEM_HEADER)
 #pragma GCC system_header

Removed: libcxx/trunk/test/std/diagnostics/syserr/syserr.errcode/syserr.errcode.overview/nothing_to_do.pass.cpp
URL: http://llvm.org/viewvc/llvm-project/libcxx/trunk/test/std/diagnostics/syserr/syserr.errcode/syserr.errcode.overview/nothing_to_do.pass.cpp?rev=312922&view=auto
==============================================================================
--- libcxx/trunk/test/std/diagnostics/syserr/syserr.errcode/syserr.errcode.overview/nothing_to_do.pass.cpp (original)
+++ libcxx/trunk/test/std/diagnostics/syserr/syserr.errcode/syserr.errcode.overview/nothing_to_do.pass.cpp (removed)
@@ -1,12 +0,0 @@
-//===----------------------------------------------------------------------===//
-//
-//                     The LLVM Compiler Infrastructure
-//
-// This file is dual licensed under the MIT and the University of Illinois Open
-// Source Licenses. See LICENSE.TXT for details.
-//
-//===----------------------------------------------------------------------===//
-
-int main()
-{
-}

Copied: libcxx/trunk/test/std/diagnostics/syserr/syserr.errcode/syserr.errcode.overview/types.pass.cpp (from r312922, libcxx/trunk/test/std/diagnostics/syserr/syserr.errcode/syserr.errcode.overview/nothing_to_do.pass.cpp)
URL: http://llvm.org/viewvc/llvm-project/libcxx/trunk/test/std/diagnostics/syserr/syserr.errcode/syserr.errcode.overview/types.pass.cpp?p2=libcxx/trunk/test/std/diagnostics/syserr/syserr.errcode/syserr.errcode.overview/types.pass.cpp&p1=libcxx/trunk/test/std/diagnostics/syserr/syserr.errcode/syserr.errcode.overview/nothing_to_do.pass.cpp&r1=312922&r2=312923&rev=312923&view=diff
==============================================================================
--- libcxx/trunk/test/std/diagnostics/syserr/syserr.errcode/syserr.errcode.overview/nothing_to_do.pass.cpp (original)
+++ libcxx/trunk/test/std/diagnostics/syserr/syserr.errcode/syserr.errcode.overview/types.pass.cpp Mon Sep 11 09:05:42 2017
@@ -7,6 +7,17 @@
 //
 //===----------------------------------------------------------------------===//
 
+// <system_error>
+// class error_code
+
+// Make sure that the error_code bits of <system_error> are self-contained.
+
+#include <system_error>
+
 int main()
 {
+    std::error_code x;
+    (void) x.category();   // returns a std::error_category &
+    (void) x.default_error_condition(); // std::error_condition
+    (void) x.message();    // returns a std::string
 }

Removed: libcxx/trunk/test/std/diagnostics/syserr/syserr.errcondition/syserr.errcondition.overview/nothing_to_do.pass.cpp
URL: http://llvm.org/viewvc/llvm-project/libcxx/trunk/test/std/diagnostics/syserr/syserr.errcondition/syserr.errcondition.overview/nothing_to_do.pass.cpp?rev=312922&view=auto
==============================================================================
--- libcxx/trunk/test/std/diagnostics/syserr/syserr.errcondition/syserr.errcondition.overview/nothing_to_do.pass.cpp (original)
+++ libcxx/trunk/test/std/diagnostics/syserr/syserr.errcondition/syserr.errcondition.overview/nothing_to_do.pass.cpp (removed)
@@ -1,12 +0,0 @@
-//===----------------------------------------------------------------------===//
-//
-//                     The LLVM Compiler Infrastructure
-//
-// This file is dual licensed under the MIT and the University of Illinois Open
-// Source Licenses. See LICENSE.TXT for details.
-//
-//===----------------------------------------------------------------------===//
-
-int main()
-{
-}

Copied: libcxx/trunk/test/std/diagnostics/syserr/syserr.errcondition/syserr.errcondition.overview/types.pass.cpp (from r312922, libcxx/trunk/test/std/diagnostics/syserr/syserr.errcondition/syserr.errcondition.overview/nothing_to_do.pass.cpp)
URL: http://llvm.org/viewvc/llvm-project/libcxx/trunk/test/std/diagnostics/syserr/syserr.errcondition/syserr.errcondition.overview/types.pass.cpp?p2=libcxx/trunk/test/std/diagnostics/syserr/syserr.errcondition/syserr.errcondition.overview/types.pass.cpp&p1=libcxx/trunk/test/std/diagnostics/syserr/syserr.errcondition/syserr.errcondition.overview/nothing_to_do.pass.cpp&r1=312922&r2=312923&rev=312923&view=diff
==============================================================================
--- libcxx/trunk/test/std/diagnostics/syserr/syserr.errcondition/syserr.errcondition.overview/nothing_to_do.pass.cpp (original)
+++ libcxx/trunk/test/std/diagnostics/syserr/syserr.errcondition/syserr.errcondition.overview/types.pass.cpp Mon Sep 11 09:05:42 2017
@@ -7,6 +7,16 @@
 //
 //===----------------------------------------------------------------------===//
 
+// <system_error>
+// class error_condition
+
+// Make sure that the error_condition bits of <system_error> are self-contained.
+
+#include <system_error>
+
 int main()
 {
+    std::error_condition x = std::errc(0);
+    (void) x.category();   // returns a std::error_condition &
+    (void) x.message();    // returns a std::string
 }