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wrapClangMulti: set gcc_multi_sysroot.langCC

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The phoney gcc that we construct for multilib was missing the
`langCC` attribute, which `cc-wrapper` needs in order to decide
whether or not to add gcc's `libstdc++` headers as an `-isystem` for
`clang`.
This commit is contained in:
Adam Joseph 2023-05-09 00:10:04 -07:00
parent 0e9ef0a07d
commit c02c5f0860
1 changed files with 7 additions and 1 deletions
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8
pkgs/development/compilers/llvm/multi.nix
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@ -46,7 +46,13 @@ let
libc = gcc_multi_sysroot;
};
gccForLibs = gcc_multi_sysroot // { inherit (glibc_multi) libgcc; };
gccForLibs = gcc_multi_sysroot // {
inherit (glibc_multi) libgcc;
langCC =
assert (gcc64.cc.langCC != gcc32.cc.langCC)
-> throw "(gcc64.cc.langCC=${gcc64.cc.langCC}) != (gcc32.cc.langCC=${gcc32.cc.langCC})";
gcc64.cc.langCC;
};
};
in clangMulti