Apply patches from #5462.

Add new test case to verify patches are actually working and prevent future breakage!
Fixes #5462.

[SVN r71240]

include/boost/regex/pending/object_cache.hpp

@@ -73,7 +73,7 @@ boost::shared_ptr<Object const> object_cache<Key, Object>::get(const Key& k, siz
    // for now just throw, but we should never really get here...
    //
    ::boost::throw_exception(std::runtime_error("Error in thread safety code: could not acquire a lock"));
-#ifdef BOOST_NO_UNREACHABLE_RETURN_DETECTION
+#if defined(BOOST_NO_UNREACHABLE_RETURN_DETECTION) || defined(BOOST_NO_EXCEPTIONS)
    return boost::shared_ptr<Object>();
 #endif
 #else

include/boost/regex/v4/basic_regex.hpp

@@ -1,7 +1,7 @@
 /*
  *
- * Copyright (c) 1998-2004
+ * Copyright (c) 1998-2004 John Maddock
- * John Maddock
+ * Copyright 2011 Garmin Ltd. or its subsidiaries
  *
  * Distributed under the Boost Software License, Version 1.0.
  * (See accompanying file LICENSE_1_0.txt or copy at
@@ -234,7 +234,7 @@ public:
    std::pair<const_iterator, const_iterator> BOOST_REGEX_CALL subexpression(std::size_t n)const
    {
       if(n == 0)
-         throw std::out_of_range("0 is not a valid subexpression index.");
+         boost::throw_exception(std::out_of_range("0 is not a valid subexpression index."));
       const std::pair<std::size_t, std::size_t>& pi = this->m_subs.at(n - 1);
       std::pair<const_iterator, const_iterator> p(expression() + pi.first, expression() + pi.second);
       return p;
@@ -487,7 +487,7 @@ public:
    std::pair<const_iterator, const_iterator> BOOST_REGEX_CALL subexpression(std::size_t n)const
    {
       if(!m_pimpl.get())
-         throw std::logic_error("Can't access subexpressions in an invalid regex.");
+         boost::throw_exception(std::logic_error("Can't access subexpressions in an invalid regex."));
       return m_pimpl->subexpression(n);
    }
    const_iterator BOOST_REGEX_CALL begin()const

include/boost/regex/v4/cpp_regex_traits.hpp

@@ -1,7 +1,7 @@
 /*
  *
- * Copyright (c) 2004
+ * Copyright (c) 2004 John Maddock
- * John Maddock
+ * Copyright 2011 Garmin Ltd. or its subsidiaries
  *
  * Use, modification and distribution are subject to the 
  * Boost Software License, Version 1.0. (See accompanying file 
@@ -511,7 +511,9 @@ typename cpp_regex_traits_implementation<charT>::string_type
    // however at least one std lib will always throw
    // std::bad_alloc for certain arguments...
    //
+#ifndef BOOST_NO_EXCEPTIONS
    try{
+#endif
       //
       // What we do here depends upon the format of the sort key returned by
       // sort key returned by this->transform:
@@ -546,7 +548,9 @@ typename cpp_regex_traits_implementation<charT>::string_type
             result.erase(i);
             break;
       }
+#ifndef BOOST_NO_EXCEPTIONS
    }catch(...){}
+#endif
    while(result.size() && (charT(0) == *result.rbegin()))
       result.erase(result.size() - 1);
    if(result.empty())
@@ -576,7 +580,9 @@ typename cpp_regex_traits_implementation<charT>::string_type
    // std::bad_alloc for certain arguments...
    //
    string_type result;
+#ifndef BOOST_NO_EXCEPTIONS
    try{
+#endif
       result = this->m_pcollate->transform(p1, p2);
       //
       // Borland's STLPort version returns a NULL-terminated
@@ -593,10 +599,12 @@ typename cpp_regex_traits_implementation<charT>::string_type
          result.erase(result.size() - 1);
 #endif
       BOOST_ASSERT(std::find(result.begin(), result.end(), charT(0)) == result.end());
+#ifndef BOOST_NO_EXCEPTIONS
    }
    catch(...)
    {
    }
+#endif
    return result;
 }
 

test/Jamfile.v2

@@ -174,6 +174,18 @@ test-suite regex
   : # requirements
     <define>BOOST_REGEX_RECURSIVE=1
   : regex_regress_recursive ]
+
+[ run regress/$(R_SOURCE) ./noeh_test//boost_regex_noeh
+                          ../build//icu_options
+  : # command line
+  : # input files
+  : # requirements
+    <define>BOOST_NO_EXCEPTIONS=1
+    <exception-handling>off
+    <link>static
+    <runtime-link>shared
+  : regex_regress_noeh ]
+
 ;
 
 build-project ../example ;

test/noeh_test/Jamfile.v2

@@ -0,0 +1,50 @@
+# copyright John Maddock 2011
+# Distributed under the Boost Software License, Version 1.0. 
+# (See accompanying file LICENSE_1_0.txt or copy at 
+# http://www.boost.org/LICENSE_1_0.txt.
+
+project
+    : requirements 
+      <threading>multi 
+      <link>shared:<define>BOOST_REGEX_DYN_LINK=1 
+      <toolset>msvc-7.1:<define>TEST_MFC=1 
+      <toolset>msvc-7.0:<define>TEST_MFC=1
+      <toolset>msvc:<asynch-exceptions>on
+      # There are unidentified linker problems on these platforms:
+      <toolset>mipspro-7.4:<link>static
+      <toolset>sun-5.9:<link>static
+      <warnings>all
+      <toolset>gcc:<cxxflags>-Wextra
+      <toolset>gcc:<cxxflags>-Wshadow
+      <define>U_USING_ICU_NAMESPACE=0
+      #<toolset>gcc-mw:<link>static
+      #<toolset>gcc-mingw:<link>static
+      <toolset>gcc-cygwin:<link>static
+    ;
+
+
+lib boost_regex_noeh :    
+   ../../src/c_regex_traits.cpp
+   ../../src/cpp_regex_traits.cpp
+   ../../src/cregex.cpp
+   ../../src/fileiter.cpp
+   ../../src/icu.cpp
+   ../../src/instances.cpp
+   ../../src/posix_api.cpp
+   ../../src/regex.cpp
+   ../../src/regex_debug.cpp
+   ../../src/regex_raw_buffer.cpp
+   ../../src/regex_traits_defaults.cpp
+   ../../src/static_mutex.cpp
+   ../../src/w32_regex_traits.cpp
+   ../../src/wc_regex_traits.cpp
+   ../../src/wide_posix_api.cpp
+   ../../src/winstances.cpp 
+   ../../src/usinstances.cpp 
+   ../../build//icu_options
+    : 
+        <link>static
+        <define>BOOST_NO_EXCEPTIONS=1
+        <exception-handling>off
+    : 
+    ;

test/regress/main.cpp

@@ -208,4 +208,16 @@ void test(const wchar_t& c, const test_invalid_regex_tag& tag)
 }
 #endif
 
+#ifdef BOOST_NO_EXCETIONS
+namespace boost{
+
+void throw_exception( std::exception const & e )
+{
+   std::cerr << e.what() << std::endl;
+   std::exit(1);
+}
+
+}
+#endif
+
 #include <boost/test/included/prg_exec_monitor.hpp>