gcc/binutils: disable pie hardening

These don’t like having -fPIE set for them. We should disable
hardening all the time, but in the interest of not changing hashes,
this only disables it for Musl (where it is now the default).

(cherry picked from commit a3a6884649354a660326acd68c1bd08ffd2dcfa2)

pkgs/development/compilers/gcc/4.8/default.nix

@@ -180,7 +180,7 @@ stdenv.mkDerivation ({
 
   inherit patches;
 
-  hardeningDisable = [ "format" ];
+  hardeningDisable = [ "format" ] ++ stdenv.lib.optional stdenv.targetPlatform.isMusl "pie";
 
   outputs = [ "out" "lib" "man" "info" ];
   setOutputFlags = false;

pkgs/development/compilers/gcc/4.9/default.nix

@@ -188,7 +188,7 @@ stdenv.mkDerivation ({
 
   inherit patches;
 
-  hardeningDisable = [ "format" ];
+  hardeningDisable = [ "format" ] ++ stdenv.lib.optional stdenv.targetPlatform.isMusl "pie";
 
   outputs = if langJava || langGo then ["out" "man" "info"]
     else [ "out" "lib" "man" "info" ];

pkgs/development/compilers/gcc/5/default.nix

@@ -181,7 +181,7 @@ stdenv.mkDerivation ({
 
   libc_dev = stdenv.cc.libc_dev;
 
-  hardeningDisable = [ "format" ];
+  hardeningDisable = [ "format" ] ++ stdenv.lib.optional stdenv.targetPlatform.isMusl "pie";
 
   # This should kill all the stdinc frameworks that gcc and friends like to
   # insert into default search paths.

pkgs/development/compilers/gcc/6/default.nix

@@ -182,7 +182,7 @@ stdenv.mkDerivation ({
 
   libc_dev = stdenv.cc.libc_dev;
 
-  hardeningDisable = [ "format" ];
+  hardeningDisable = [ "format" ] ++ stdenv.lib.optional stdenv.targetPlatform.isMusl "pie";
 
   # This should kill all the stdinc frameworks that gcc and friends like to
   # insert into default search paths.

pkgs/development/compilers/gcc/7/default.nix

@@ -151,7 +151,7 @@ stdenv.mkDerivation ({
 
   libc_dev = stdenv.cc.libc_dev;
 
-  hardeningDisable = [ "format" ];
+  hardeningDisable = [ "format" ] ++ stdenv.lib.optional stdenv.targetPlatform.isMusl "pie";
 
   # This should kill all the stdinc frameworks that gcc and friends like to
   # insert into default search paths.

pkgs/development/compilers/gcc/8/default.nix

@@ -145,7 +145,7 @@ stdenv.mkDerivation ({
 
   libc_dev = stdenv.cc.libc_dev;
 
-  hardeningDisable = [ "format" ];
+  hardeningDisable = [ "format" ] ++ stdenv.lib.optional stdenv.targetPlatform.isMusl "pie";
 
   # This should kill all the stdinc frameworks that gcc and friends like to
   # insert into default search paths.

pkgs/development/tools/misc/binutils/default.nix

@@ -97,7 +97,7 @@ stdenv.mkDerivation rec {
     then "-Wno-string-plus-int -Wno-deprecated-declarations"
     else "-static-libgcc";
 
-  hardeningDisable = [ "format" ];
+  hardeningDisable = [ "format" ] ++ stdenv.lib.optional stdenv.targetPlatform.isMusl "pie";
 
   # TODO(@Ericson2314): Always pass "--target" and always targetPrefix.
   configurePlatforms = [ "build" "host" ] ++ stdenv.lib.optional (stdenv.targetPlatform != stdenv.hostPlatform) "target";