Changeset - r17913:b411192e7742
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smatz - 13 years ago 2011-08-07 11:18:33
smatz@openttd.org
(svn r22728) -Codechange: add -Wno-narrowing to cxxflags in order to prevent many useless warnings with GCC 4.7
1 file changed with 7 insertions and 0 deletions:
config.lib
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config.lib
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@@ -1299,6 +1299,13 @@ make_compiler_cflags() {
 
			cxxflags="$cxxflags -std=gnu++0x"
 
		fi
 

			




	
	
	
		
 
		if [ $cc_version -ge 47 ]; then

			




	
	
	
		
 
			# Disable -Wnarrowing which gives many warnings, such as:

			




	
	
	
		
 
			# warning: narrowing conversion of '...' from 'unsigned int' to 'int' inside { } [-Wnarrowing]

			




	
	
	
		
 
			# They are valid according to the C++ standard, but useless.

			




	
	
	
		
 
			cxxflags="$cxxflags -Wno-narrowing"

			




	
	
	
		
 
		fi

			




	
	
	
		
 

			




	
	
	
		
 
		if [ "$enable_lto" != "0" ]; then

			




	
	
	
		
 
			# GCC 4.5 outputs '%{flto}', GCC 4.6 outputs '%{flto*}'

			




	
	
	
		
 
			has_lto=`$1 -dumpspecs | grep '\%{flto'`

			




        

    



    


    



    



      

      





    
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