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Suppress some warnings, compile with -Wextra by default

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This commit is contained in:
macbishop 2007-09-01 08:17:24 +00:00
parent 00f07eb977
commit b4787eb4bd
4 changed files with 10 additions and 3 deletions
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2
examples/Makefile.am
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@ -17,4 +17,4 @@ test12_SOURCES = test12.cpp
INCLUDES = -I$(top_srcdir)/include INCLUDES = -I$(top_srcdir)/include
AM_CXXFLAGS = -Wall AM_CXXFLAGS = -Wall -Wextra

3
include/tclap/Arg.h
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@ -1,3 +1,4 @@
// -*- Mode: c++; c-basic-offset: 4; tab-width: 4; -*-
/****************************************************************************** /******************************************************************************
* *
@ -410,6 +411,7 @@ struct ArgTraits<std::string> {
template<typename T> void template<typename T> void
ExtractValue(T &destVal, const std::string& strVal, ValueLike vl) ExtractValue(T &destVal, const std::string& strVal, ValueLike vl)
{ {
static_cast<void>(vl); // Avoid warning about unused vl
std::istringstream is(strVal); std::istringstream is(strVal);
int valuesRead = 0; int valuesRead = 0;
@ -442,6 +444,7 @@ ExtractValue(T &destVal, const std::string& strVal, ValueLike vl)
template<typename T> void template<typename T> void
ExtractValue(T &destVal, const std::string& strVal, StringLike sl) ExtractValue(T &destVal, const std::string& strVal, StringLike sl)
{ {
static_cast<void>(sl); // Avoid warning about unused sl
destVal = strVal; destVal = strVal;
} }

5
include/tclap/DocBookOutput.h
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@ -174,8 +174,9 @@ inline void DocBookOutput::usage(CmdLineInterface& _cmd )
inline void DocBookOutput::failure( CmdLineInterface& _cmd, inline void DocBookOutput::failure( CmdLineInterface& _cmd,
ArgException& e ) ArgException& e )
{ {
std::cout << e.what() << std::endl; static_cast<void>(_cmd); // unused
throw ExitException(1); std::cout << e.what() << std::endl;
throw ExitException(1);
} }
inline void DocBookOutput::substituteSpecialChars( std::string& s, inline void DocBookOutput::substituteSpecialChars( std::string& s,

3
include/tclap/ZshCompletionOutput.h
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@ -1,3 +1,5 @@
// -*- Mode: c++; c-basic-offset: 4; tab-width: 4; -*-
/****************************************************************************** /******************************************************************************
* *
* file: ZshCompletionOutput.h * file: ZshCompletionOutput.h
@ -125,6 +127,7 @@ inline void ZshCompletionOutput::usage(CmdLineInterface& _cmd )
inline void ZshCompletionOutput::failure( CmdLineInterface& _cmd, inline void ZshCompletionOutput::failure( CmdLineInterface& _cmd,
ArgException& e ) ArgException& e )
{ {
static_cast<void>(_cmd); // unused
std::cout << e.what() << std::endl; std::cout << e.what() << std::endl;
} }