treewide: Simplify some `doCheck` calls

In anticipation of what I outline in #33599, I only simplify exactly those
`doCheck`s which are equal to `hostPlatform != buildPlatform`. I also stick a
comment next to them so I can grep for them later.

14 files changed, 14 insertions, 15 deletions

diff --git a/pkgs/applications/editors/ed/default.nix b/pkgs/applications/editors/ed/default.nix
index 6c2f1ea2003c..d8af0c6888ef 100644
--- a/pkgs/applications/editors/ed/default.nix
+++ b/pkgs/applications/editors/ed/default.nix
@@ -13,7 +13,7 @@ stdenv.mkDerivation rec {
 
   nativeBuildInputs = [ lzip ];
 
-  doCheck = hostPlatform == buildPlatform;
+  doCheck = true; # not cross;
 
   meta = {
     description = "An implementation of the standard Unix editor";
diff --git a/pkgs/development/libraries/boehm-gc/default.nix b/pkgs/development/libraries/boehm-gc/default.nix
index 421d7072397b..9a01cdfe8749 100644
--- a/pkgs/development/libraries/boehm-gc/default.nix
+++ b/pkgs/development/libraries/boehm-gc/default.nix
@@ -20,7 +20,7 @@ stdenv.mkDerivation rec {
     [ "--enable-cplusplus" ]
     ++ lib.optional enableLargeConfig "--enable-large-config";
 
-  doCheck = stdenv.buildPlatform == stdenv.hostPlatform;
+  doCheck = true; # not cross;
 
   # Don't run the native `strip' when cross-compiling.
   dontStrip = hostPlatform != buildPlatform;
diff --git a/pkgs/development/libraries/expat/default.nix b/pkgs/development/libraries/expat/default.nix
index 01f3c11ac737..e341ce842eb6 100644
--- a/pkgs/development/libraries/expat/default.nix
+++ b/pkgs/development/libraries/expat/default.nix
@@ -15,7 +15,7 @@ stdenv.mkDerivation rec {
 
   outputMan = "dev"; # tiny page for a dev tool
 
-  doCheck = stdenv.hostPlatform == stdenv.buildPlatform;
+  doCheck = true; # not cross;
 
   preCheck = ''
     patchShebangs ./run.sh
diff --git a/pkgs/development/libraries/gdbm/default.nix b/pkgs/development/libraries/gdbm/default.nix
index 3b78225a447f..7a602f5430eb 100644
--- a/pkgs/development/libraries/gdbm/default.nix
+++ b/pkgs/development/libraries/gdbm/default.nix
@@ -8,7 +8,7 @@ stdenv.mkDerivation rec {
     sha256 = "0lx201q20dvc70f8a3c9s7s18z15inlxvbffph97ngvrgnyjq9cx";
   };
 
-  doCheck = stdenv.buildPlatform == stdenv.hostPlatform;
+  doCheck = true; # not cross;
 
   # Linking static stubs on cygwin requires correct ordering.
   # Consider upstreaming this.
diff --git a/pkgs/development/libraries/gmp/6.x.nix b/pkgs/development/libraries/gmp/6.x.nix
index dce052f8baab..5973c89cef79 100644
--- a/pkgs/development/libraries/gmp/6.x.nix
+++ b/pkgs/development/libraries/gmp/6.x.nix
@@ -1,6 +1,5 @@
 { stdenv, fetchurl, m4, cxx ? true
 , buildPackages
-, buildPlatform, hostPlatform
 , withStatic ? false }:
 
 let inherit (stdenv.lib) optional optionalString; in
@@ -43,7 +42,7 @@ let self = stdenv.mkDerivation rec {
       configureFlagsArray+=("--build=$(./configfsf.guess)")
     '';
 
-  doCheck = buildPlatform == hostPlatform;
+  doCheck = true; # not cross;
 
   dontDisableStatic = withStatic;
 
diff --git a/pkgs/development/libraries/libjpeg-turbo/default.nix b/pkgs/development/libraries/libjpeg-turbo/default.nix
index bf626df28eac..4ec0e5ebd9f4 100644
--- a/pkgs/development/libraries/libjpeg-turbo/default.nix
+++ b/pkgs/development/libraries/libjpeg-turbo/default.nix
@@ -21,7 +21,7 @@ stdenv.mkDerivation rec {
 
   enableParallelBuilding = true;
 
-  doCheck = stdenv.buildPlatform == stdenv.hostPlatform;
+  doCheck = true; # not cross;
   checkTarget = "test";
 
   meta = with stdenv.lib; {
diff --git a/pkgs/development/libraries/libmpc/default.nix b/pkgs/development/libraries/libmpc/default.nix
index 4be59af6f0c2..d292dd1e536c 100644
--- a/pkgs/development/libraries/libmpc/default.nix
+++ b/pkgs/development/libraries/libmpc/default.nix
@@ -18,7 +18,7 @@ stdenv.mkDerivation rec {
 
   CFLAGS = "-I${gmp.dev}/include";
 
-  doCheck = hostPlatform == buildPlatform;
+  doCheck = true; # not cross;
 
   meta = {
     description = "Library for multiprecision complex arithmetic with exact rounding";
diff --git a/pkgs/development/libraries/libpng/default.nix b/pkgs/development/libraries/libpng/default.nix
index c4a6a246b909..5ad9cf1e7b77 100644
--- a/pkgs/development/libraries/libpng/default.nix
+++ b/pkgs/development/libraries/libpng/default.nix
@@ -30,7 +30,7 @@ in stdenv.mkDerivation rec {
 
   # it's hard to cross-run tests and some check programs didn't compile anyway
   makeFlags = stdenv.lib.optional (!doCheck) "check_PROGRAMS=";
-  doCheck = hostPlatform == buildPlatform;
+  doCheck = true; # not cross;
 
   passthru = { inherit zlib; };
 
diff --git a/pkgs/development/libraries/libsigsegv/default.nix b/pkgs/development/libraries/libsigsegv/default.nix
index 8e1079bfbc8a..4a13bfd9994b 100644
--- a/pkgs/development/libraries/libsigsegv/default.nix
+++ b/pkgs/development/libraries/libsigsegv/default.nix
@@ -13,7 +13,7 @@ stdenv.mkDerivation rec {
 
   patches = if enableSigbusFix then [ ./sigbus_fix.patch ] else null;
 
-  doCheck = hostPlatform == buildPlatform;
+  doCheck = true; # not cross;
 
   meta = {
     homepage = http://www.gnu.org/software/libsigsegv/;
diff --git a/pkgs/development/libraries/libtiff/default.nix b/pkgs/development/libraries/libtiff/default.nix
index ee21f3df7ac9..0f95b6d34c77 100644
--- a/pkgs/development/libraries/libtiff/default.nix
+++ b/pkgs/development/libraries/libtiff/default.nix
@@ -29,7 +29,7 @@ stdenv.mkDerivation rec {
 
   enableParallelBuilding = true;
 
-  doCheck = stdenv.buildPlatform == stdenv.hostPlatform;
+  doCheck = true; # not cross;
 
   meta = with stdenv.lib; {
     description = "Library and utilities for working with the TIFF image file format";
diff --git a/pkgs/development/libraries/lzo/default.nix b/pkgs/development/libraries/lzo/default.nix
index e8f8a6ab9bba..df5cb7c67f38 100644
--- a/pkgs/development/libraries/lzo/default.nix
+++ b/pkgs/development/libraries/lzo/default.nix
@@ -12,7 +12,7 @@ stdenv.mkDerivation rec {
 
   enableParallelBuilding = true;
 
-  doCheck = stdenv.hostPlatform == stdenv.buildPlatform;
+  doCheck = true; # not cross;
 
   meta = with stdenv.lib; {
     description = "Real-time data (de)compression library";
diff --git a/pkgs/development/libraries/mpfr/default.nix b/pkgs/development/libraries/mpfr/default.nix
index 6be199af1930..fe364f22f9a3 100644
--- a/pkgs/development/libraries/mpfr/default.nix
+++ b/pkgs/development/libraries/mpfr/default.nix
@@ -21,7 +21,7 @@ stdenv.mkDerivation rec {
     stdenv.lib.optional hostPlatform.isSunOS "--disable-thread-safe" ++
     stdenv.lib.optional hostPlatform.is64bit "--with-pic";
 
-  doCheck = hostPlatform == buildPlatform;
+  doCheck = true; # not cross;
 
   enableParallelBuilding = true;
 
diff --git a/pkgs/tools/system/ddrescue/default.nix b/pkgs/tools/system/ddrescue/default.nix
index bf2ff5a62067..e6af7abeda2b 100644
--- a/pkgs/tools/system/ddrescue/default.nix
+++ b/pkgs/tools/system/ddrescue/default.nix
@@ -15,7 +15,7 @@ stdenv.mkDerivation rec {
 
   nativeBuildInputs = [ lzip ];
 
-  doCheck = hostPlatform == buildPlatform;
+  doCheck = true; # not cross;
   configureFlags = [ "CXX=${stdenv.cc.targetPrefix}c++" ];
 
   meta = with stdenv.lib; {
diff --git a/pkgs/tools/text/gnupatch/default.nix b/pkgs/tools/text/gnupatch/default.nix
index 13579b57e796..dfdb25438cfe 100644
--- a/pkgs/tools/text/gnupatch/default.nix
+++ b/pkgs/tools/text/gnupatch/default.nix
@@ -17,7 +17,7 @@ stdenv.mkDerivation rec {
     "ac_cv_func_strnlen_working=yes"
   ];
 
-  doCheck = hostPlatform == buildPlatform;
+  doCheck = true; # not cross;
 
   meta = {
     description = "GNU Patch, a program to apply differences to files";