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Merge pull request #153790 from sternenseemann/cross-bootstrap-logic

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Cross bootstrapping logic fixes benefitting llvmPackages
This commit is contained in:
John Ericson 2022-01-08 12:39:30 -08:00 committed by GitHub
commit baf290023c
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GPG Key ID: 4AEE18F83AFDEB23
13 changed files with 63 additions and 13 deletions
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6
pkgs/development/compilers/llvm/10/default.nix
View File

@ -89,7 +89,11 @@ let
# python3 = pkgs.python3; # don't use python-boot
# });
clang = if stdenv.cc.isGNU then tools.libstdcxxClang else tools.libcxxClang;
# pick clang appropriate for package set we are targeting
clang =
/**/ if stdenv.targetPlatform.useLLVM or false then tools.clangUseLLVM
else if (pkgs.targetPackages.stdenv or stdenv).cc.isGNU then tools.libstdcxxClang
else tools.libcxxClang;
libstdcxxClang = wrapCCWith rec {
cc = tools.clang-unwrapped;

6
pkgs/development/compilers/llvm/11/default.nix
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@ -104,7 +104,11 @@ let
# python3 = pkgs.python3; # don't use python-boot
# });
clang = if stdenv.cc.isGNU then tools.libstdcxxClang else tools.libcxxClang;
# pick clang appropriate for package set we are targeting
clang =
/**/ if stdenv.targetPlatform.useLLVM or false then tools.clangUseLLVM
else if (pkgs.targetPackages.stdenv or stdenv).cc.isGNU then tools.libstdcxxClang
else tools.libcxxClang;
libstdcxxClang = wrapCCWith rec {
cc = tools.clang-unwrapped;

6
pkgs/development/compilers/llvm/12/default.nix
View File

@ -92,7 +92,11 @@ let
# python3 = pkgs.python3; # don't use python-boot
# });
clang = if stdenv.cc.isGNU then tools.libstdcxxClang else tools.libcxxClang;
# pick clang appropriate for package set we are targeting
clang =
/**/ if stdenv.targetPlatform.useLLVM or false then tools.clangUseLLVM
else if (pkgs.targetPackages.stdenv or stdenv).cc.isGNU then tools.libstdcxxClang
else tools.libcxxClang;
libstdcxxClang = wrapCCWith rec {
cc = tools.clang-unwrapped;

6
pkgs/development/compilers/llvm/13/default.nix
View File

@ -93,7 +93,11 @@ let
# python3 = pkgs.python3; # don't use python-boot
# });
clang = if stdenv.cc.isGNU then tools.libstdcxxClang else tools.libcxxClang;
# pick clang appropriate for package set we are targeting
clang =
/**/ if stdenv.targetPlatform.useLLVM or false then tools.clangUseLLVM
else if (pkgs.targetPackages.stdenv or stdenv).cc.isGNU then tools.libstdcxxClang
else tools.libcxxClang;
libstdcxxClang = wrapCCWith rec {
cc = tools.clang-unwrapped;

6
pkgs/development/compilers/llvm/5/default.nix
View File

@ -65,7 +65,11 @@ let
python3 = pkgs.python3; # don't use python-boot
});
clang = if stdenv.cc.isGNU then tools.libstdcxxClang else tools.libcxxClang;
# pick clang appropriate for package set we are targeting
clang =
/**/ if stdenv.targetPlatform.useLLVM or false then tools.clangUseLLVM
else if (pkgs.targetPackages.stdenv or stdenv).cc.isGNU then tools.libstdcxxClang
else tools.libcxxClang;
libstdcxxClang = wrapCCWith rec {
cc = tools.clang-unwrapped;

6
pkgs/development/compilers/llvm/6/default.nix
View File

@ -66,7 +66,11 @@ let
python3 = pkgs.python3; # don't use python-boot
});
clang = if stdenv.cc.isGNU then tools.libstdcxxClang else tools.libcxxClang;
# pick clang appropriate for package set we are targeting
clang =
/**/ if stdenv.targetPlatform.useLLVM or false then tools.clangUseLLVM
else if (pkgs.targetPackages.stdenv or stdenv).cc.isGNU then tools.libstdcxxClang
else tools.libcxxClang;
libstdcxxClang = wrapCCWith rec {
cc = tools.clang-unwrapped;

6
pkgs/development/compilers/llvm/7/default.nix
View File

@ -96,7 +96,11 @@ let
python3 = pkgs.python3; # don't use python-boot
});
clang = if stdenv.cc.isGNU then tools.libstdcxxClang else tools.libcxxClang;
# pick clang appropriate for package set we are targeting
clang =
/**/ if stdenv.targetPlatform.useLLVM or false then tools.clangUseLLVM
else if (pkgs.targetPackages.stdenv or stdenv).cc.isGNU then tools.libstdcxxClang
else tools.libcxxClang;
libstdcxxClang = wrapCCWith rec {
cc = tools.clang-unwrapped;

6
pkgs/development/compilers/llvm/8/default.nix
View File

@ -97,7 +97,11 @@ let
python3 = pkgs.python3; # don't use python-boot
});
clang = if stdenv.cc.isGNU then tools.libstdcxxClang else tools.libcxxClang;
# pick clang appropriate for package set we are targeting
clang =
/**/ if stdenv.targetPlatform.useLLVM or false then tools.clangUseLLVM
else if (pkgs.targetPackages.stdenv or stdenv).cc.isGNU then tools.libstdcxxClang
else tools.libcxxClang;
libstdcxxClang = wrapCCWith rec {
cc = tools.clang-unwrapped;

6
pkgs/development/compilers/llvm/9/default.nix
View File

@ -97,7 +97,11 @@ let
python3 = pkgs.python3; # don't use python-boot
});
clang = if stdenv.cc.isGNU then tools.libstdcxxClang else tools.libcxxClang;
# pick clang appropriate for package set we are targeting
clang =
/**/ if stdenv.targetPlatform.useLLVM or false then tools.clangUseLLVM
else if (pkgs.targetPackages.stdenv or stdenv).cc.isGNU then tools.libstdcxxClang
else tools.libcxxClang;
libstdcxxClang = wrapCCWith rec {
cc = tools.clang-unwrapped;

6
pkgs/development/compilers/llvm/git/default.nix
View File

@ -93,7 +93,11 @@ let
# python3 = pkgs.python3; # don't use python-boot
# });
clang = if stdenv.cc.isGNU then tools.libstdcxxClang else tools.libcxxClang;
# pick clang appropriate for package set we are targeting
clang =
/**/ if stdenv.targetPlatform.useLLVM or false then tools.clangUseLLVM
else if (pkgs.targetPackages.stdenv or stdenv).cc.isGNU then tools.libstdcxxClang
else tools.libcxxClang;
libstdcxxClang = wrapCCWith rec {
cc = tools.clang-unwrapped;

8
pkgs/stdenv/booter.nix
View File

@ -124,7 +124,13 @@ stageFuns: let
if buildPackages.stdenv.hasCC
then
if buildPackages.stdenv.cc.isClang or false
then buildPackages.clang
# buildPackages.clang checks targetPackages.stdenv.cc (i. e. this
# attribute) to get a sense of the its set's default compiler and
# chooses between libc++ and libstdc++ based on that. If we hit this
# code here, we'll cause an infinite recursion. Since a set with
# clang as its default compiler always means libc++, we can infer this
# decision statically.
then buildPackages.llvmPackages.libcxxClang
else buildPackages.gcc
else
# This will blow up if anything uses it, but that's OK. The `if

2
pkgs/stdenv/cross/default.nix
View File

@ -70,7 +70,7 @@ in lib.init bootStages ++ [
# when there is a C compiler and everything should be fine.
then throw "no C compiler provided for this platform"
else if crossSystem.isDarwin
then buildPackages.llvmPackages.clang
then buildPackages.llvmPackages.libcxxClang
else if crossSystem.useLLVM or false
then buildPackages.llvmPackages.clangUseLLVM
else buildPackages.gcc;

6
pkgs/top-level/all-packages.nix
View File

@ -13268,7 +13268,11 @@ with pkgs;
# Others should instead delegate to the next stage's choice with
# `targetPackages.stdenv.cc.bintools`. This one is different just to
# provide the default choice, avoiding infinite recursion.
bintools ? if stdenv.targetPlatform.isDarwin then darwin.binutils else binutils
# See the bintools attribute for the logic and reasoning. We need to provide
# a default here, since eval will hit this function when bootstrapping
# stdenv where the bintools attribute doesn't exist, but will never actually
# be evaluated -- callPackage ends up being too eager.
bintools ? pkgs.bintools
, libc ? bintools.libc
, # libc++ from the default LLVM version is bound at the top level, but we
# want the C++ library to be explicitly chosen by the caller, and null by