[boost] Compilation error with regex only with -O3 on gcc

From: robert kraus (rob_kra_at_[hidden])
Date: 2005-08-10 07:50:33

Hi,
when I compile with: -O0 to -O2 my programs compile
and work fine, but when I switch to -O3 I get
compilation errors (shortened, see below).

Is this my fault (maybe I shouldnt use optimizations?
thank you very much for your answers
ido

fedora core 4,gcc version:
Target: i386-redhat-linux
Configured with: ../configure --prefix=/usr
--mandir=/usr/share/man --infodir=/usr/share/info
--enable-shared --enable-threads=posix
--enable-checking=release --with-system-zlib
--enable-__cxa_atexit --disable-libunwind-exceptions
--enable-libgcj-multifile
--enable-languages=c,c++,objc,java,f95,ada
--enable-java-awt=gtk
--with-java-home=/usr/lib/jvm/java-1.4.2-gcj-1.4.2.0/jre
--host=i386-redhat-linux
Thread model: posix
gcc version 4.0.1 20050727 (Red Hat 4.0.1-5)

boost:
boost-devel-1.32.0-6

Errors:
Building file: ../src/Parser.cpp
Invoking: GCC C++ Compiler
g++ -DDEBUG -O3 -g3 -pedantic -Wall -c
-fmessage-length=0 -osrc/Parser.o ../src/Parser.cpp
/usr/include/boost/regex/v4/regex_compile.hpp: In
member function
‘boost::re_detail::re_syntax_base*
boost::reg_expression<charT, traits,
Allocator>::compile_set_simple(boost::re_detail::re_syntax_base*,
long unsigned int, bool) [with charT = char, traits =
boost::regex_traits<char>, Allocator =
std::allocator<char>]&#8217;:
/usr/include/boost/regex/v4/regex_compile.hpp:1635:  
instantiated from &#8216;unsigned int
boost::reg_expression<charT, traits,
Allocator>::set_expression(const charT*, const charT*,
boost::regex_constants::syntax_option_type) [with
charT = char, traits = boost::regex_traits<char>,
Allocator = std::allocator<char>]&#8217;
/usr/include/boost/regex/v4/basic_regex.hpp:238:  
instantiated from &#8216;unsigned int
boost::reg_expression<charT, traits,
Allocator>::set_expression(const charT*,
boost::regex_constants::syntax_option_type) [with
charT = char, traits = boost::regex_traits<char>,
Allocator = std::allocator<char>]&#8217;
/usr/include/boost/regex/v4/regex_compile.hpp:110:  
instantiated from &#8216;boost::reg_expression<charT,
traits, Allocator>::reg_expression(const charT*,
boost::regex_constants::syntax_option_type, const
Allocator&) [with charT = char, traits =
boost::regex_traits<char>, Allocator =
std::allocator<char>]&#8217;
/usr/include/boost/regex/v4/basic_regex.hpp:340:  
instantiated from &#8216;boost::basic_regex<charT,
traits, Allocator>::basic_regex(const charT*, typename
boost::reg_expression<charT, traits,
Allocator>::flag_type, const Allocator&) [with charT =
char, traits = boost::regex_traits<char>, Allocator =
std::allocator<char>]&#8217;
../src/Parser.cpp:16:   instantiated from here

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