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Merge pull request #88988 from tobim/optimize-cross-libstdc++

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gcc: optimize cross-compiled libraries
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Matthew Bauer 2020-05-27 10:12:35 -05:00 committed by GitHub
commit 7e571eb994
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1 changed files with 4 additions and 1 deletions
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5
pkgs/development/compilers/gcc/common/extra-target-flags.nix
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@ -5,9 +5,12 @@ let
in
{
# For non-cross builds these flags are currently assigned in builder.sh.
# It would be good to consolidate the generation of makeFlags
# ({C,CXX,LD}FLAGS_FOR_{BUILD,TARGET}, etc...) at some point.
EXTRA_TARGET_FLAGS = let
mkFlags = dep: langD: lib.optionals (targetPlatform != hostPlatform && dep != null && !langD) ([
"-idirafter ${lib.getDev dep}${dep.incdir or "/include"}"
"-O2 -idirafter ${lib.getDev dep}${dep.incdir or "/include"}"
] ++ stdenv.lib.optionals (! crossStageStatic) [
"-B${lib.getLib dep}${dep.libdir or "/lib"}"
]);