From 047e75b485ad16a729083c210ba4064943d2e7c5 Mon Sep 17 00:00:00 2001
From: Andres Noetzli <andres.noetzli@gmail.com>
Date: Tue, 7 Aug 2018 23:24:07 -0700
Subject: Require Swig 3 (#2283)

Removes some hacks due to Swig 2's incomplete C++11 support and adds
checks for version 3 at configuration time as well as in swig.h
---
 src/base/Makefile.am     |  3 +--
 src/base/cvc4_assert.cpp |  5 ++---
 src/base/exception.cpp   |  2 +-
 src/base/exception.h     |  4 +---
 src/base/tls.h           | 31 -------------------------------
 5 files changed, 5 insertions(+), 40 deletions(-)
 delete mode 100644 src/base/tls.h

(limited to 'src/base')

diff --git a/src/base/Makefile.am b/src/base/Makefile.am
index 7dd6f47e5..3619b226e 100644
--- a/src/base/Makefile.am
+++ b/src/base/Makefile.am
@@ -28,8 +28,7 @@ libbase_la_SOURCES = \
 	listener.h \
 	modal_exception.h \
 	output.cpp \
-	output.h \
-	tls.h
+	output.h
 
 # listing {Debug,Trace}_tags too ensures that make doesn't auto-remove it
 # after building (if it does, we don't get the "cached" effect with
diff --git a/src/base/cvc4_assert.cpp b/src/base/cvc4_assert.cpp
index 1e92670b4..3af6a9909 100644
--- a/src/base/cvc4_assert.cpp
+++ b/src/base/cvc4_assert.cpp
@@ -20,14 +20,13 @@
 
 #include "base/cvc4_assert.h"
 #include "base/output.h"
-#include "base/tls.h"
 
 using namespace std;
 
 namespace CVC4 {
 
 #ifdef CVC4_DEBUG
-//CVC4_THREAD_LOCAL const char* s_debugLastException = NULL;
+//thread_local const char* s_debugLastException = NULL;
 #endif /* CVC4_DEBUG */
 
 
@@ -141,7 +140,7 @@ void AssertionException::construct(const char* header, const char* extra,
  */
 void debugAssertionFailed(const AssertionException& thisException,
                           const char* propagatingException) {
-  static CVC4_THREAD_LOCAL bool alreadyFired = false;
+  static thread_local bool alreadyFired = false;
 
   if(__builtin_expect( ( !std::uncaught_exception() ), true ) || alreadyFired) {
     throw thisException;
diff --git a/src/base/exception.cpp b/src/base/exception.cpp
index 0a651f773..831220a2b 100644
--- a/src/base/exception.cpp
+++ b/src/base/exception.cpp
@@ -28,7 +28,7 @@ using namespace std;
 
 namespace CVC4 {
 
-CVC4_THREAD_LOCAL LastExceptionBuffer* LastExceptionBuffer::s_currentBuffer = NULL;
+thread_local LastExceptionBuffer* LastExceptionBuffer::s_currentBuffer = NULL;
 
 LastExceptionBuffer::LastExceptionBuffer() : d_contents(NULL) {}
 
diff --git a/src/base/exception.h b/src/base/exception.h
index 983a59572..54f6aa92d 100644
--- a/src/base/exception.h
+++ b/src/base/exception.h
@@ -27,8 +27,6 @@
 #include <stdexcept>
 #include <string>
 
-#include "base/tls.h"
-
 namespace CVC4 {
 
 class CVC4_PUBLIC Exception : public std::exception {
@@ -163,7 +161,7 @@ private:
 
   char* d_contents;
 
-  static CVC4_THREAD_LOCAL LastExceptionBuffer* s_currentBuffer;
+  static thread_local LastExceptionBuffer* s_currentBuffer;
 }; /* class LastExceptionBuffer */
 
 }/* CVC4 namespace */
diff --git a/src/base/tls.h b/src/base/tls.h
deleted file mode 100644
index d80d66d30..000000000
--- a/src/base/tls.h
+++ /dev/null
@@ -1,31 +0,0 @@
-/*********************                                                        */
-/*! \file tls.h
- ** \verbatim
- ** Top contributors (to current version):
- **   Andres Noetzli
- ** This file is part of the CVC4 project.
- ** Copyright (c) 2009-2018 by the authors listed in the file AUTHORS
- ** in the top-level source directory) and their institutional affiliations.
- ** All rights reserved.  See the file COPYING in the top-level source
- ** directory for licensing information.\endverbatim
- **
- ** \brief Definiton of CVC4_THREAD_LOCAL
- **
- ** This header defines CVC4_THREAD_LOCAL, which should be used instead of
- ** thread_local because it is not supported by all build types (e.g. Swig).
- **/
-
-#include "cvc4_public.h"
-
-#ifndef __CVC4__BASE__TLS_H
-#define __CVC4__BASE__TLS_H
-
-#if SWIG && (!defined(SWIG_VERSION) || SWIG_VERSION < 0x030000)
-// SWIG versions older than 3.0 do not support thread_local, so just redefine
-// CVC4_THREAD_LOCAL to be empty for those versions.
-#define CVC4_THREAD_LOCAL
-#else
-#define CVC4_THREAD_LOCAL thread_local
-#endif
-
-#endif /* __CVC4__BASE__TLS_H */
-- 
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