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Merge pull request #26471 from obsidiansystems/gcc7-no-cross-arg

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gcc 7: Remove `cross` arguments and don't use stdenv.is*
This commit is contained in:
John Ericson 2017-06-08 15:40:35 -04:00 committed by GitHub
commit 2f348884b8
2 changed files with 35 additions and 40 deletions
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71
pkgs/development/compilers/gcc/7/default.nix
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@ -1,7 +1,7 @@
{ stdenv, fetchurl, noSysDirs
, langC ? true, langCC ? true, langFortran ? false
, langObjC ? stdenv.isDarwin
, langObjCpp ? stdenv.isDarwin
, langObjC ? targetPlatform.isDarwin
, langObjCpp ? targetPlatform.isDarwin
, langJava ? false
, langAda ? false
, langVhdl ? false
@ -25,7 +25,6 @@
, enableMultilib ? false
, enablePlugin ? true # whether to support user-supplied plug-ins
, name ? "gcc"
, cross ? null
, libcCross ? null
, crossStageStatic ? true
, gnat ? null
@ -49,10 +48,10 @@ assert langVhdl -> gnat != null;
assert libelf != null -> zlib != null;
# Make sure we get GNU sed.
assert stdenv.isDarwin -> gnused != null;
assert hostPlatform.isDarwin -> gnused != null;
# Need c++filt on darwin
assert stdenv.isDarwin -> binutils != null;
assert hostPlatform.isDarwin -> binutils != null;
# The go frontend is written in c++
assert langGo -> langCC;
@ -63,13 +62,13 @@ with builtins;
let version = "7.1.0";
# Whether building a cross-compiler for GNU/Hurd.
crossGNU = cross != null && cross.config == "i586-pc-gnu";
crossGNU = targetPlatform != hostPlatform && targetPlatform.config == "i586-pc-gnu";
enableParallelBuilding = true;
patches =
[ ]
++ optional (cross != null) ../libstdc++-target.patch
++ optional (targetPlatform != hostPlatform) ../libstdc++-target.patch
++ optional noSysDirs ../no-sys-dirs.patch
# The GNAT Makefiles did not pay attention to CFLAGS_FOR_TARGET for its
# target libraries and tools.
@ -122,8 +121,8 @@ let version = "7.1.0";
withMode;
/* Cross-gcc settings */
crossMingw = cross != null && cross.libc == "msvcrt";
crossDarwin = cross != null && cross.libc == "libSystem";
crossMingw = targetPlatform != hostPlatform && targetPlatform.libc == "msvcrt";
crossDarwin = targetPlatform != hostPlatform && targetPlatform.libc == "libSystem";
crossConfigureFlags = let
gccArch = targetPlatform.gcc.arch or null;
gccCpu = targetPlatform.gcc.cpu or null;
@ -138,7 +137,7 @@ let version = "7.1.0";
withFloat = if gccFloat != null then " --with-float=${gccFloat}" else "";
withMode = if gccMode != null then " --with-mode=${gccMode}" else "";
in
"--target=${cross.config}" +
"--target=${targetPlatform.config}" +
withArch +
withCpu +
withAbi +
@ -146,8 +145,8 @@ let version = "7.1.0";
withFloat +
withMode +
# Ensure that -print-prog-name is able to find the correct programs.
" --with-as=${binutils}/bin/${cross.config}-as" +
" --with-ld=${binutils}/bin/${cross.config}-ld" +
" --with-as=${binutils}/bin/${targetPlatform.config}-as" +
" --with-ld=${binutils}/bin/${targetPlatform.config}-ld" +
(if crossMingw && crossStageStatic then
" --with-headers=${libcCross}/include" +
" --with-gcc" +
@ -188,7 +187,7 @@ let version = "7.1.0";
" --disable-shared" +
# To keep ABI compatibility with upstream mingw-w64
" --enable-fully-dynamic-string"
else (if cross.libc == "uclibc" then
else (if targetPlatform.libc == "uclibc" then
# libsanitizer requires netrom/netrom.h which is not
# available in uclibc.
" --disable-libsanitizer" +
@ -200,9 +199,9 @@ let version = "7.1.0";
" --disable-decimal-float") # No final libdecnumber (it may work only in 386)
);
stageNameAddon = if crossStageStatic then "-stage-static" else "-stage-final";
crossNameAddon = if cross != null then "-${cross.config}" + stageNameAddon else "";
crossNameAddon = if targetPlatform != hostPlatform then "-${targetPlatform.config}" + stageNameAddon else "";
bootstrap = cross == null;
bootstrap = targetPlatform == hostPlatform;
in
@ -230,7 +229,7 @@ stdenv.mkDerivation ({
hardeningDisable = [ "format" ];
postPatch =
if (stdenv.isHurd
if (hostPlatform.isHurd
|| (libcCross != null # e.g., building `gcc.crossDrv'
&& libcCross ? crossConfig
&& libcCross.crossConfig == "i586-pc-gnu")
@ -266,7 +265,7 @@ stdenv.mkDerivation ({
sed -i "${gnu_h}" \
-es'|#define STANDARD_INCLUDE_DIR.*$|#define STANDARD_INCLUDE_DIR "${libc.dev}/include"|g'
''
else if cross != null || stdenv.cc.libc != null then
else if targetPlatform != hostPlatform || stdenv.cc.libc != null then
# On NixOS, use the right path to the dynamic linker instead of
# `/lib/ld*.so'.
let
@ -295,19 +294,19 @@ stdenv.mkDerivation ({
++ (optional (zlib != null) zlib)
++ (optionals langJava [ boehmgc zip unzip ])
++ (optionals javaAwtGtk ([ gtk2 libart_lgpl ] ++ xlibs))
++ (optionals (cross != null) [binutils])
++ (optionals (targetPlatform != hostPlatform) [binutils])
++ (optionals langAda [gnatboot])
++ (optionals langVhdl [gnat])
# The builder relies on GNU sed (for instance, Darwin's `sed' fails with
# "-i may not be used with stdin"), and `stdenvNative' doesn't provide it.
++ (optional stdenv.isDarwin gnused)
++ (optional stdenv.isDarwin binutils)
++ (optional hostPlatform.isDarwin gnused)
++ (optional hostPlatform.isDarwin binutils)
;
NIX_LDFLAGS = stdenv.lib.optionalString stdenv.isSunOS "-lm -ldl";
NIX_LDFLAGS = stdenv.lib.optionalString hostPlatform.isSunOS "-lm -ldl";
preConfigure = stdenv.lib.optionalString (stdenv.isSunOS && stdenv.is64bit) ''
preConfigure = stdenv.lib.optionalString (hostPlatform.isSunOS && hostPlatform.is64bit) ''
export NIX_LDFLAGS=`echo $NIX_LDFLAGS | sed -e s~$prefix/lib~$prefix/lib/amd64~g`
export LDFLAGS_FOR_TARGET="-Wl,-rpath,$prefix/lib/amd64 $LDFLAGS_FOR_TARGET"
export CXXFLAGS_FOR_TARGET="-Wl,-rpath,$prefix/lib/amd64 $CXXFLAGS_FOR_TARGET"
@ -317,7 +316,7 @@ stdenv.mkDerivation ({
dontDisableStatic = true;
configureFlags = "
${if stdenv.isSunOS then
${if hostPlatform.isSunOS then
" --enable-long-long --enable-libssp --enable-threads=posix --disable-nls --enable-__cxa_atexit " +
# On Illumos/Solaris GNU as is preferred
" --with-gnu-as --without-gnu-ld "
@ -361,19 +360,19 @@ stdenv.mkDerivation ({
)
)
}
${if cross == null
then if stdenv.isDarwin
${if targetPlatform == hostPlatform
then if hostPlatform.isDarwin
then " --with-native-system-header-dir=${darwin.usr-include}"
else " --with-native-system-header-dir=${getDev stdenv.cc.libc}/include"
else ""}
${if langAda then " --enable-libada" else ""}
${if cross == null && stdenv.isi686 then "--with-arch=i686" else ""}
${if cross != null then crossConfigureFlags else ""}
${if targetPlatform == hostPlatform && targetPlatform.isi686 then "--with-arch=i686" else ""}
${if targetPlatform != hostPlatform then crossConfigureFlags else ""}
${if !bootstrap then "--disable-bootstrap" else ""}
${if cross == null then platformFlags else ""}
${if targetPlatform == hostPlatform then platformFlags else ""}
";
targetConfig = if cross != null then cross.config else null;
targetConfig = if targetPlatform != hostPlatform then targetPlatform.config else null;
buildFlags = if bootstrap then
(if profiledCompiler then "profiledbootstrap" else "bootstrap")
@ -405,8 +404,8 @@ stdenv.mkDerivation ({
CC_FOR_TARGET = "${targetPlatform.config}-gcc";
NM_FOR_TARGET = "${targetPlatform.config}-nm";
CXX_FOR_TARGET = "${targetPlatform.config}-g++";
# If we are making a cross compiler, cross != null
NIX_CC_CROSS = if cross == null then "${stdenv.ccCross}" else "";
# If we are making a cross compiler, targetPlatform != hostPlatform
NIX_CC_CROSS = if targetPlatform == hostPlatform then "${stdenv.ccCross}" else "";
dontStrip = true;
configureFlags = ''
${if enableMultilib then "" else "--disable-multilib"}
@ -482,7 +481,7 @@ stdenv.mkDerivation ({
++ optional (libpthread != null) libpthread);
EXTRA_TARGET_CFLAGS =
if cross != null && libcCross != null then [
if targetPlatform != hostPlatform && libcCross != null then [
"-idirafter ${getDev libcCross}/include"
]
++ optionals (! crossStageStatic) [
@ -491,7 +490,7 @@ stdenv.mkDerivation ({
else null;
EXTRA_TARGET_LDFLAGS =
if cross != null && libcCross != null then [
if targetPlatform != hostPlatform && libcCross != null then [
"-Wl,-L${libcCross.out}/lib"
]
++ (if crossStageStatic then [
@ -539,13 +538,13 @@ stdenv.mkDerivation ({
};
}
// optionalAttrs (cross != null && cross.libc == "msvcrt" && crossStageStatic) {
// optionalAttrs (targetPlatform != hostPlatform && targetPlatform.libc == "msvcrt" && crossStageStatic) {
makeFlags = [ "all-gcc" "all-target-libgcc" ];
installTargets = "install-gcc install-target-libgcc";
}
# Strip kills static libs of other archs (hence cross != null)
// optionalAttrs (!stripped || cross != null) { dontStrip = true; NIX_STRIP_DEBUG = 0; }
# Strip kills static libs of other archs (hence targetPlatform != hostPlatform)
// optionalAttrs (!stripped || targetPlatform != hostPlatform) { dontStrip = true; NIX_STRIP_DEBUG = 0; }
// optionalAttrs (enableMultilib) { dontMoveLib64 = true; }
)

4
pkgs/top-level/all-packages.nix
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@ -5247,10 +5247,6 @@ with pkgs;
# PGO seems to speed up compilation by gcc by ~10%, see #445 discussion
profiledCompiler = with stdenv; (!isDarwin && (isi686 || isx86_64));
# When building `gcc.crossDrv' (a "Canadian cross", with host == target
# and host != build), `cross' must be null but the cross-libc must still
# be passed.
cross = null;
libcCross = if targetPlatform != buildPlatform then libcCross else null;
isl = if !stdenv.isDarwin then isl_0_17 else null;