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cxx: default to using libcxx where possible

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using libcxx alleviates some compilation errors under newer clang and
c++17.
This commit is contained in:
Danny Robson 2017-08-07 12:55:50 +10:00
parent 8a83b07ea0
commit 157ff8962c
1 changed files with 4 additions and 0 deletions
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nc_cxx.cmake
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@ -24,6 +24,10 @@ append_compile_flag ("-std=c++1z")
append_compile_flag ("-fpermissive") append_compile_flag ("-fpermissive")
append_compile_flag ("/std:c++latest") append_compile_flag ("/std:c++latest")
# try to use clangs libc++ under the assumption that gcc will fail this test
# and clang will pass (if it is present). this is necessary because some
# libstdc++ headers don't behave well under c++17/clang.
append_compile_flag ("-stdlib=libc++")
############################################################################### ###############################################################################
# find the gcc or clang filesystem library and append to libs if needed # find the gcc or clang filesystem library and append to libs if needed