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Clarify comment about C++11 config

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Greg Lin 2019-10-03 17:54:50 -05:00
commit f8c4a7d4ff
1 changed files with 3 additions and 1 deletions
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builder/package.centos-6
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@ -20,7 +20,9 @@ export PATH=/usr/local/rvm/rubies/ruby-2.6.3/bin/:/.gems/bin:${PATH}
export GEM_HOME=/.gems
export GEM_PATH=/.gems
# Additional config for c++11 support
# Additional config for C++11 support in R 3.6.
# R 3.6 no longer sets CXX11 flags without a full C++11 compiler present, but
# the default gcc 4.4.7 still partially supports C++11 through -std=gnu++0x.
sed -i 's/^CXX11\ =\ .*/CXX11\ =\ g++/g' /opt/R/${R_VERSION}/lib/R/etc/Makeconf
sed -i 's/^CXX11FLAGS\ =\ .*/CXX11FLAGS\ =\ -g\ -O2\ \$\(LTO\)/g' /opt/R/${R_VERSION}/lib/R/etc/Makeconf
sed -i 's/^CXX11PICFLAGS\ =\ .*/CXX11PICFLAGS\ =\ -fpic/g' /opt/R/${R_VERSION}/lib/R/etc/Makeconf