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haskell-modules/generic-builder.nix: work around int conversion errors

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Work around https://gitlab.haskell.org/ghc/ghc/-/issues/23456. Implicit
pointer to integer conversions have been an error since clang 15.
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Randy Eckenrode 2023-11-13 18:41:44 -05:00
parent 884449105e
commit 251c69af0e
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6
pkgs/development/haskell-modules/generic-builder.nix
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@ -812,6 +812,12 @@ stdenv.mkDerivation ({
// optionalAttrs (postPhases != []) { inherit postPhases; }
// optionalAttrs (stdenv.buildPlatform.libc == "glibc"){ LOCALE_ARCHIVE = "${glibcLocales}/lib/locale/locale-archive"; }
# Implicit pointer to integer conversions are errors by default since clang 15.
# Works around https://gitlab.haskell.org/ghc/ghc/-/issues/23456.
// lib.optionalAttrs stdenv.cc.isClang {
NIX_CFLAGS_COMPILE = "-Wno-error=int-conversion";
}
# Ensure libc++abi is linked even when clang is invoked as just `clang` or `cc`.
# Works around https://github.com/NixOS/nixpkgs/issues/166205.
# This can be dropped once a fix has been committed to cc-wrapper.