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GCC fixes

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[SVN r21690]
This commit is contained in:
Andreas Huber
2004-01-13 18:39:14 +00:00
parent 4e4b05b842
commit a796f4908a
1 changed files with 22 additions and 11 deletions
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33
example/BitMachine/BitMachine.cpp
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@@ -8,7 +8,7 @@
//////////////////////////////////////////////////////////////////////////////
const unsigned int noOfBits = 6;
const unsigned int noOfBits = 5;
#define CUSTOMIZE_MEMORY_MANAGEMENT
// #define BOOST_FSM_USE_NATIVE_RTTI
//////////////////////////////////////////////////////////////////////////////
@@ -27,16 +27,22 @@ const unsigned int noOfBits = 6;
// The maximum size of such a state machine depends on your compiler. The
// following table gives upper limits for noOfBits. From this, rough
// estimates for the maximum size of any "naively" implemented boost::fsm
// (i.e. no attempt is made to hide inner state implementation in a .cpp file)
// can be deduced.
// machine (i.e. no attempt is made to hide inner state implementation in a
// .cpp file) can be deduced.
//
// Compiler | max. noOfBits b | max. states s | max. transitions t
// --------------|-----------------|----------------|-------------------
// MSVC 7.1 | b < 7 | 64 < s < 128 | 384 < t < 896
//
// CAUTION: Due to the fact that the amount of generated code more than
// NOTE: Due to the fact that the amount of generated code more than
// *doubles* each time noOfBits is *incremented*, build times soar when
// noOfBits > 6.
// Compiler | max. noOfBits b | max. states s | max. transitions t
// --------------|-----------------|----------------|-------------------
// MSVC 7.1 | b < 6 | 32 < s < 64 | 160 < t < 384
// GCC 3.2 * | b < 8 | 128 < s < 256 | 896 < t < 2048
//
// * These are practical rather than hard limits, caused by a compiler memory
// footprint that was substantially larger than the 1GB physical memory
// installed on the test machine. The resulting frequent swapping caused
// overly long build-times (hours rather than minutes).
//////////////////////////////////////////////////////////////////////////////
@@ -193,6 +199,11 @@ struct BitState :
//////////////////////////////////////////////////////////////////////////////
void DisplayMachineState( const BitMachine & bitMachine )
{
bitMachine.state_cast< const IDisplay & >().DisplayBits();
}
template< unsigned int msb, bool display >
void VisitAllStates( BitMachine & bitMachine )
{
@@ -206,7 +217,7 @@ void VisitAllStates( BitMachine & bitMachine )
#endif
if ( display )
{
bitMachine.state_cast< const IDisplay & >().DisplayBits();
DisplayMachineState( bitMachine );
}
#ifdef BOOST_MSVC
#pragma warning( pop )
@@ -227,7 +238,7 @@ void VisitAllStates< 0, true >( BitMachine & bitMachine )
{
bitMachine.process_event( *pFlipBitEvents[ 0 ] );
++eventsSentTotal;
bitMachine.state_cast< const IDisplay & >().DisplayBits();
DisplayMachineState( bitMachine );
}
@@ -295,7 +306,7 @@ int main( int argc, char * argv[] )
{
bitMachine.process_event( *pFlipBitEvents[ key - '0' ] );
++eventsSentTotal;
bitMachine.state_cast< const IDisplay & >().DisplayBits();
DisplayMachineState( bitMachine );
}
else
{