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-rw-r--r--pkgs/development/compilers/gcc/7/default.nix304
-rw-r--r--pkgs/development/compilers/gcc/default.nix36
-rw-r--r--pkgs/development/compilers/gcc/patches/7/0001-Fix-build-for-glibc-2.31.patch (renamed from pkgs/development/compilers/gcc/7/0001-Fix-build-for-glibc-2.31.patch)0
-rw-r--r--pkgs/development/compilers/gcc/patches/7/Added-mcf-thread-model-support-from-mcfgthread.patch (renamed from pkgs/development/compilers/gcc/7/Added-mcf-thread-model-support-from-mcfgthread.patch)0
-rw-r--r--pkgs/development/compilers/gcc/patches/7/gcc8-asan-glibc-2.34.patch (renamed from pkgs/development/compilers/gcc/7/gcc8-asan-glibc-2.34.patch)0
-rw-r--r--pkgs/development/compilers/gcc/patches/7/riscv-no-relax.patch (renamed from pkgs/development/compilers/gcc/7/riscv-no-relax.patch)0
-rw-r--r--pkgs/development/compilers/gcc/patches/7/riscv-pthread-reentrant.patch (renamed from pkgs/development/compilers/gcc/7/riscv-pthread-reentrant.patch)0
-rw-r--r--pkgs/top-level/all-packages.nix1
8 files changed, 31 insertions, 310 deletions
diff --git a/pkgs/development/compilers/gcc/7/default.nix b/pkgs/development/compilers/gcc/7/default.nix
deleted file mode 100644
index 72e241214fe..00000000000
--- a/pkgs/development/compilers/gcc/7/default.nix
+++ /dev/null
@@ -1,304 +0,0 @@
-{ lib, stdenv, targetPackages, fetchurl, fetchpatch, noSysDirs
-, langC ? true, langCC ? true, langFortran ? false
-, langObjC ? stdenv.targetPlatform.isDarwin
-, langObjCpp ? stdenv.targetPlatform.isDarwin
-, langGo ? false
-, reproducibleBuild ? true
-, profiledCompiler ? false
-, langJit ? false
-, staticCompiler ? false
-, enableShared ? stdenv.targetPlatform.hasSharedLibraries
-, enableLTO ? stdenv.hostPlatform.hasSharedLibraries
-, texinfo ? null
-, perl ? null # optional, for texi2pod (then pod2man)
-, gmp, mpfr, libmpc, gettext, which, patchelf, binutils
-, isl ? null # optional, for the Graphite optimization framework.
-, zlib ? null
-, enableMultilib ? false
-, enablePlugin ? stdenv.hostPlatform == stdenv.buildPlatform # Whether to support user-supplied plug-ins
-, name ? "gcc"
-, libcCross ? null
-, threadsCross ? null # for MinGW
-, withoutTargetLibc ? false
-, gnused ? null
-, cloog ? null # unused; just for compat with gcc4, as we override the parameter on some places
-, buildPackages
-, callPackage
-}:
-
-# Make sure we get GNU sed.
-assert stdenv.buildPlatform.isDarwin -> gnused != null;
-
-# The go frontend is written in c++
-assert langGo -> langCC;
-
-# threadsCross is just for MinGW
-assert threadsCross != {} -> stdenv.targetPlatform.isWindows;
-
-# profiledCompiler builds inject non-determinism in one of the compilation stages.
-# If turned on, we can't provide reproducible builds anymore
-assert reproducibleBuild -> profiledCompiler == false;
-
-with lib;
-with builtins;
-
-let majorVersion = "7";
-    version = "${majorVersion}.5.0";
-
-    inherit (stdenv) buildPlatform hostPlatform targetPlatform;
-
-    patches =
-      [ # https://gcc.gnu.org/ml/gcc-patches/2018-02/msg00633.html
-        ./riscv-pthread-reentrant.patch
-        # https://gcc.gnu.org/ml/gcc-patches/2018-03/msg00297.html
-        ./riscv-no-relax.patch
-        # Fix for asan w/glibc-2.34. Although there's no upstream backport to v7,
-        # the patch from gcc 8 seems to work perfectly fine.
-        ./gcc8-asan-glibc-2.34.patch
-
-        ./0001-Fix-build-for-glibc-2.31.patch
-
-        # Fix https://gcc.gnu.org/bugzilla/show_bug.cgi?id=80431
-        ../fix-bug-80431.patch
-
-        ../9/fix-struct-redefinition-on-glibc-2.36.patch
-      ]
-      ++ optional (targetPlatform != hostPlatform) ../libstdc++-target.patch
-      ++ optionals targetPlatform.isNetBSD [
-        ../libstdc++-netbsd-ctypes.patch
-      ]
-      ++ optional noSysDirs ../no-sys-dirs.patch
-      ++ optional (hostPlatform != buildPlatform) (fetchpatch { # XXX: Refine when this should be applied
-        url = "https://git.busybox.net/buildroot/plain/package/gcc/7.1.0/0900-remove-selftests.patch?id=11271540bfe6adafbc133caf6b5b902a816f5f02";
-        sha256 = "0mrvxsdwip2p3l17dscpc1x8vhdsciqw1z5q9i6p5g9yg1cqnmgs";
-      })
-      ++ optional langFortran ../gfortran-driving.patch
-      ++ optional (targetPlatform.libc == "musl" && targetPlatform.isPower) ../ppc-musl.patch
-      ++ optional (targetPlatform.libc == "musl" && targetPlatform.isx86_32) (fetchpatch {
-        url = "https://git.alpinelinux.org/aports/plain/main/gcc/gcc-6.1-musl-libssp.patch?id=5e4b96e23871ee28ef593b439f8c07ca7c7eb5bb";
-        sha256 = "1jf1ciz4gr49lwyh8knfhw6l5gvfkwzjy90m7qiwkcbsf4a3fqn2";
-      })
-      ++ optional (targetPlatform.libc == "musl") ../libgomp-dont-force-initial-exec.patch
-
-      # Obtain latest patch with ../update-mcfgthread-patches.sh
-      ++ optional (!withoutTargetLibc && targetPlatform.isMinGW && threadsCross.model == "mcf") ./Added-mcf-thread-model-support-from-mcfgthread.patch
-
-      ++ [ ../libsanitizer-no-cyclades-9.patch ];
-
-    /* Cross-gcc settings (build == host != target) */
-    crossMingw = targetPlatform != hostPlatform && targetPlatform.libc == "msvcrt";
-    stageNameAddon = if withoutTargetLibc then "stage-static" else "stage-final";
-    crossNameAddon = optionalString (targetPlatform != hostPlatform) "${targetPlatform.config}-${stageNameAddon}-";
-
-    callFile = lib.callPackageWith {
-      # lets
-      inherit
-        majorVersion
-        version
-        buildPlatform
-        hostPlatform
-        targetPlatform
-        patches
-        crossMingw
-        stageNameAddon
-        crossNameAddon
-      ;
-      # inherit generated with 'nix eval --json --impure --expr "with import ./. {}; lib.attrNames (lib.functionArgs gcc7.cc.override)" | jq '.[]' --raw-output'
-      inherit
-        binutils
-        buildPackages
-        cloog
-        withoutTargetLibc
-        enableLTO
-        enableMultilib
-        enablePlugin
-        enableShared
-        fetchpatch
-        fetchurl
-        gettext
-        gmp
-        gnused
-        isl
-        langC
-        langCC
-        langFortran
-        langGo
-        langJit
-        langObjC
-        langObjCpp
-        lib
-        libcCross
-        libmpc
-        mpfr
-        name
-        noSysDirs
-        patchelf
-        perl
-        profiledCompiler
-        reproducibleBuild
-        staticCompiler
-        stdenv
-        targetPackages
-        texinfo
-        threadsCross
-        which
-        zip
-        zlib
-      ;
-    };
-
-in
-
-lib.pipe ((callFile ../common/builder.nix {}) ({
-  pname = "${crossNameAddon}${name}";
-  inherit version;
-
-  src = fetchurl {
-    url = "mirror://gcc/releases/gcc-${version}/gcc-${version}.tar.xz";
-    sha256 = "0qg6kqc5l72hpnj4vr6l0p69qav0rh4anlkk3y55540zy3klc6dq";
-  };
-
-  inherit patches;
-
-  outputs = [ "out" "man" "info" ] ++ lib.optional (!langJit) "lib";
-  setOutputFlags = false;
-  NIX_NO_SELF_RPATH = true;
-
-  libc_dev = stdenv.cc.libc_dev;
-
-  hardeningDisable = [ "format" "pie" ];
-
-  postPatch = ''
-    configureScripts=$(find . -name configure)
-    for configureScript in $configureScripts; do
-      patchShebangs $configureScript
-    done
-  ''
-  # This should kill all the stdinc frameworks that gcc and friends like to
-  # insert into default search paths.
-  + lib.optionalString hostPlatform.isDarwin ''
-    substituteInPlace gcc/config/darwin-c.c \
-      --replace 'if (stdinc)' 'if (0)'
-
-    substituteInPlace libgcc/config/t-slibgcc-darwin \
-      --replace "-install_name @shlib_slibdir@/\$(SHLIB_INSTALL_NAME)" "-install_name ''${!outputLib}/lib/\$(SHLIB_INSTALL_NAME)"
-
-    substituteInPlace libgfortran/configure \
-      --replace "-install_name \\\$rpath/\\\$soname" "-install_name ''${!outputLib}/lib/\\\$soname"
-  ''
-  + (
-    lib.optionalString (targetPlatform != hostPlatform || stdenv.cc.libc != null)
-      # On NixOS, use the right path to the dynamic linker instead of
-      # `/lib/ld*.so'.
-      (let
-        libc = if libcCross != null then libcCross else stdenv.cc.libc;
-      in
-        (
-        '' echo "fixing the \`GLIBC_DYNAMIC_LINKER', \`UCLIBC_DYNAMIC_LINKER', and \`MUSL_DYNAMIC_LINKER' macros..."
-           for header in "gcc/config/"*-gnu.h "gcc/config/"*"/"*.h
-           do
-             grep -q _DYNAMIC_LINKER "$header" || continue
-             echo "  fixing \`$header'..."
-             sed -i "$header" \
-                 -e 's|define[[:blank:]]*\([UCG]\+\)LIBC_DYNAMIC_LINKER\([0-9]*\)[[:blank:]]"\([^\"]\+\)"$|define \1LIBC_DYNAMIC_LINKER\2 "${libc.out}\3"|g' \
-                 -e 's|define[[:blank:]]*MUSL_DYNAMIC_LINKER\([0-9]*\)[[:blank:]]"\([^\"]\+\)"$|define MUSL_DYNAMIC_LINKER\1 "${libc.out}\2"|g'
-           done
-        ''
-        + lib.optionalString (targetPlatform.libc == "musl")
-        ''
-            sed -i gcc/config/linux.h -e '1i#undef LOCAL_INCLUDE_DIR'
-        ''
-        ))
-    )
-      + lib.optionalString targetPlatform.isAvr ''
-        makeFlagsArray+=(
-           'LIMITS_H_TEST=false'
-        )
-      '';
-
-  inherit noSysDirs staticCompiler withoutTargetLibc
-    libcCross crossMingw;
-
-  inherit (callFile ../common/dependencies.nix { })
-    depsBuildBuild nativeBuildInputs depsBuildTarget buildInputs depsTargetTarget;
-
-  env.NIX_CFLAGS_COMPILE = lib.optionalString (stdenv.cc.isClang && langFortran) "-Wno-unused-command-line-argument";
-  NIX_LDFLAGS = lib.optionalString  hostPlatform.isSunOS "-lm";
-
-  preConfigure = callFile ../common/pre-configure.nix { };
-
-  dontDisableStatic = true;
-
-  configurePlatforms = [ "build" "host" "target" ];
-
-  configureFlags = (callFile ../common/configure-flags.nix { })
-    ++ optional (targetPlatform.isAarch64) "--enable-fix-cortex-a53-843419"
-    ++ optional targetPlatform.isNetBSD "--disable-libcilkrts"
-  ;
-
-  targetConfig = if targetPlatform != hostPlatform then targetPlatform.config else null;
-
-  buildFlags = optional
-    (targetPlatform == hostPlatform && hostPlatform == buildPlatform)
-    (if profiledCompiler then "profiledbootstrap" else "bootstrap");
-
-  # https://gcc.gnu.org/PR109898
-  enableParallelInstalling = false;
-
-  inherit (callFile ../common/strip-attributes.nix { })
-    stripDebugList
-    stripDebugListTarget
-    preFixup;
-
-  doCheck = false; # requires a lot of tools, causes a dependency cycle for stdenv
-
-  # https://gcc.gnu.org/install/specific.html#x86-64-x-solaris210
-  ${if hostPlatform.system == "x86_64-solaris" then "CC" else null} = "gcc -m64";
-
-  # Setting $CPATH and $LIBRARY_PATH to make sure both `gcc' and `xgcc' find the
-  # library headers and binaries, regarless of the language being compiled.
-  #
-  # Likewise, the LTO code doesn't find zlib.
-  #
-  # Cross-compiling, we need gcc not to read ./specs in order to build the g++
-  # compiler (after the specs for the cross-gcc are created). Having
-  # LIBRARY_PATH= makes gcc read the specs from ., and the build breaks.
-
-  CPATH = optionals (targetPlatform == hostPlatform) (makeSearchPathOutput "dev" "include" ([]
-    ++ optional (zlib != null) zlib
-  ));
-
-  LIBRARY_PATH = optionals (targetPlatform == hostPlatform) (makeLibraryPath (optional (zlib != null) zlib));
-
-  inherit (callFile ../common/extra-target-flags.nix { })
-    EXTRA_FLAGS_FOR_TARGET
-    EXTRA_LDFLAGS_FOR_TARGET
-    ;
-
-  passthru = {
-    inherit langC langCC langObjC langObjCpp langFortran langGo version;
-    isGNU = true;
-    hardeningUnsupportedFlags = [ "fortify3" ];
-  };
-
-  enableParallelBuilding = true;
-  inherit enableShared enableMultilib;
-
-  meta = {
-    inherit (callFile ../common/meta.nix { })
-      homepage
-      license
-      description
-      longDescription
-      platforms
-      maintainers
-    ;
-    badPlatforms = [ "aarch64-darwin" ];
-  };
-}
-
-// optionalAttrs (enableMultilib) { dontMoveLib64 = true; }
-))
-[
-  (callPackage ../common/libgcc.nix   { inherit version langC langCC langJit targetPlatform hostPlatform withoutTargetLibc enableShared; })
-]
diff --git a/pkgs/development/compilers/gcc/default.nix b/pkgs/development/compilers/gcc/default.nix
index 94d077791f3..5a9b54123e5 100644
--- a/pkgs/development/compilers/gcc/default.nix
+++ b/pkgs/development/compilers/gcc/default.nix
@@ -41,10 +41,11 @@ let
   atLeast10 = lib.versionAtLeast version "10";
   atLeast9  = lib.versionAtLeast version  "9";
   atLeast8  = lib.versionAtLeast version  "8";
+  atLeast7  = lib.versionAtLeast version  "7";
 in
 
-# only gcc>=8 is currently supported
-assert atLeast8;
+# only gcc>=7 is currently supported
+assert atLeast7;
 
 # Make sure we get GNU sed.
 assert stdenv.buildPlatform.isDarwin -> gnused != null;
@@ -74,7 +75,16 @@ let majorVersion = lib.versions.major version;
     inherit (stdenv) buildPlatform hostPlatform targetPlatform;
 
     patches =
-         optional (majorVersion == "9") ./9/fix-struct-redefinition-on-glibc-2.36.patch
+      optionals (!atLeast8) [
+        # https://gcc.gnu.org/ml/gcc-patches/2018-02/msg00633.html
+        (./. + "/${majorVersion}/riscv-pthread-reentrant.patch")
+        # https://gcc.gnu.org/ml/gcc-patches/2018-03/msg00297.html
+        (./. + "/${majorVersion}/riscv-no-relax.patch")
+        # Fix for asan w/glibc-2.34. Although there's no upstream backport to v7,
+        # the patch from gcc 8 seems to work perfectly fine.
+        (./. + "/${majorVersion}/gcc8-asan-glibc-2.34.patch")
+        (./. + "/${majorVersion}/0001-Fix-build-for-glibc-2.31.patch")
+      ] ++ optional (majorVersion == "9") ./9/fix-struct-redefinition-on-glibc-2.36.patch
       ++ optional (!atLeast12) ./fix-bug-80431.patch
       ++ optional (!atLeast9) ./9/fix-struct-redefinition-on-glibc-2.36.patch
       ++ optional (atLeast10 && !atLeast11) ./11/fix-struct-redefinition-on-glibc-2.36.patch
@@ -110,10 +120,18 @@ let majorVersion = lib.versions.major version;
         }) ];
       }."${majorVersion}" or [])
       ++ optional (atLeast9 && langD) ./libphobos.patch
+      ++ optional (!atLeast8 && hostPlatform != buildPlatform) (fetchpatch { # XXX: Refine when this should be applied
+        url = "https://git.busybox.net/buildroot/plain/package/gcc/7.1.0/0900-remove-selftests.patch?id=11271540bfe6adafbc133caf6b5b902a816f5f02";
+        sha256 = "0mrvxsdwip2p3l17dscpc1x8vhdsciqw1z5q9i6p5g9yg1cqnmgs";
+      })
       ++ optional langFortran ../gfortran-driving.patch
 
       # TODO: deduplicate this with copy above -- leaving duplicated for now in order to avoid changing eval results by reordering
       ++ optional (!atLeast12 && targetPlatform.libc == "musl" && targetPlatform.isPower) ./ppc-musl.patch
+      ++ optional (!atLeast8 && targetPlatform.libc == "musl" && targetPlatform.isx86_32) (fetchpatch {
+        url = "https://git.alpinelinux.org/aports/plain/main/gcc/gcc-6.1-musl-libssp.patch?id=5e4b96e23871ee28ef593b439f8c07ca7c7eb5bb";
+        sha256 = "1jf1ciz4gr49lwyh8knfhw6l5gvfkwzjy90m7qiwkcbsf4a3fqn2";
+      })
       ++ optional (!atLeast9 && targetPlatform.libc == "musl") ./libgomp-dont-force-initial-exec.patch
       # TODO: deduplicate this with copy above -- leaving duplicated for now in order to avoid changing eval results by reordering
       ++ optionals (atLeast11 && !atLeast12 && stdenv.isDarwin) [
@@ -270,6 +288,7 @@ lib.pipe ((callFile ./common/builder.nix {}) ({
       "10.5.0" = "sha256-JRCVQ/30bzl8NHtdi3osflaUpaUczkucbh6opxyjB8E=";
       "9.5.0"  = "13ygjmd938m0wmy946pxdhz9i1wq7z4w10l6pvidak0xxxj9yxi7";
       "8.5.0"  = "0l7d4m9jx124xsk6xardchgy2k5j5l2b15q322k31f0va4d8826k";
+      "7.5.0"  = "0qg6kqc5l72hpnj4vr6l0p69qav0rh4anlkk3y55540zy3klc6dq";
     }."${version}";
   };
 
@@ -351,7 +370,9 @@ lib.pipe ((callFile ./common/builder.nix {}) ({
 
   configurePlatforms = [ "build" "host" "target" ];
 
-  configureFlags = callFile ./common/configure-flags.nix { };
+  configureFlags = (callFile ./common/configure-flags.nix { })
+    ++ optional (!atLeast8 && targetPlatform.isAarch64) "--enable-fix-cortex-a53-843419"
+    ++ optional (!atLeast8 && targetPlatform.isNetBSD) "--disable-libcilkrts";
 
   targetConfig = if targetPlatform != hostPlatform then targetPlatform.config else null;
 
@@ -421,9 +442,12 @@ lib.pipe ((callFile ./common/builder.nix {}) ({
   } // lib.optionalAttrs (!atLeast11) {
     badPlatforms = [ "aarch64-darwin" ];
   };
+} // optionalAttrs (!atLeast8) {
+  env.NIX_CFLAGS_COMPILE = lib.optionalString (stdenv.cc.isClang && langFortran) "-Wno-unused-command-line-argument";
+  doCheck = false; # requires a lot of tools, causes a dependency cycle for stdenv
+} // optionalAttrs (enableMultilib) {
+  dontMoveLib64 = true;
 }
-
-// optionalAttrs (enableMultilib) { dontMoveLib64 = true; }
 ))
 ([
   (callPackage ./common/libgcc.nix   { inherit version langC langCC langJit targetPlatform hostPlatform withoutTargetLibc enableShared; })
diff --git a/pkgs/development/compilers/gcc/7/0001-Fix-build-for-glibc-2.31.patch b/pkgs/development/compilers/gcc/patches/7/0001-Fix-build-for-glibc-2.31.patch
index d8aad14942b..d8aad14942b 100644
--- a/pkgs/development/compilers/gcc/7/0001-Fix-build-for-glibc-2.31.patch
+++ b/pkgs/development/compilers/gcc/patches/7/0001-Fix-build-for-glibc-2.31.patch
diff --git a/pkgs/development/compilers/gcc/7/Added-mcf-thread-model-support-from-mcfgthread.patch b/pkgs/development/compilers/gcc/patches/7/Added-mcf-thread-model-support-from-mcfgthread.patch
index 0c5d0ee9e46..0c5d0ee9e46 100644
--- a/pkgs/development/compilers/gcc/7/Added-mcf-thread-model-support-from-mcfgthread.patch
+++ b/pkgs/development/compilers/gcc/patches/7/Added-mcf-thread-model-support-from-mcfgthread.patch
diff --git a/pkgs/development/compilers/gcc/7/gcc8-asan-glibc-2.34.patch b/pkgs/development/compilers/gcc/patches/7/gcc8-asan-glibc-2.34.patch
index 5645b97c1d8..5645b97c1d8 100644
--- a/pkgs/development/compilers/gcc/7/gcc8-asan-glibc-2.34.patch
+++ b/pkgs/development/compilers/gcc/patches/7/gcc8-asan-glibc-2.34.patch
diff --git a/pkgs/development/compilers/gcc/7/riscv-no-relax.patch b/pkgs/development/compilers/gcc/patches/7/riscv-no-relax.patch
index 93d9cd1d60f..93d9cd1d60f 100644
--- a/pkgs/development/compilers/gcc/7/riscv-no-relax.patch
+++ b/pkgs/development/compilers/gcc/patches/7/riscv-no-relax.patch
diff --git a/pkgs/development/compilers/gcc/7/riscv-pthread-reentrant.patch b/pkgs/development/compilers/gcc/patches/7/riscv-pthread-reentrant.patch
index c7527ffb2b1..c7527ffb2b1 100644
--- a/pkgs/development/compilers/gcc/7/riscv-pthread-reentrant.patch
+++ b/pkgs/development/compilers/gcc/patches/7/riscv-pthread-reentrant.patch
diff --git a/pkgs/top-level/all-packages.nix b/pkgs/top-level/all-packages.nix
index 0f07e416bca..ae765c357c5 100644
--- a/pkgs/top-level/all-packages.nix
+++ b/pkgs/top-level/all-packages.nix
@@ -15805,6 +15805,7 @@ with pkgs;
             "10" = "10.4.0";
             "9"  =  "9.5.0";
             "8"  =  "8.5.0";
+            "7"  =  "7.5.0";
           };
           deduplicated = deduplicatedVersions ? "${version}";
           path = if deduplicated