Mercurial > hg > openttd
changeset 17923:c7c58782c7fc draft
(svn r22728) -Codechange: add -Wno-narrowing to cxxflags in order to prevent many useless warnings with GCC 4.7
author | smatz <smatz@openttd.org> |
---|---|
date | Sun, 07 Aug 2011 11:18:33 +0000 |
parents | ac620fe8d4db |
children | 33123852a56b |
files | config.lib |
diffstat | 1 files changed, 7 insertions(+), 0 deletions(-) [+] |
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--- a/config.lib +++ b/config.lib @@ -1299,6 +1299,13 @@ 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'`