Merge staging into closure-size

The most complex problems were from dealing with switches reverted in
the meantime (gcc5, gmp6, ncurses6).
It's likely that darwin is (still) broken nontrivially.

pkgs/development/perl-modules/DBD-Pg/default.nix

@@ -1,11 +1,11 @@
 { stdenv, fetchurl, buildPerlPackage, DBI, postgresql }:
 
 buildPerlPackage rec {
-  name = "DBD-Pg-3.0.0";
+  name = "DBD-Pg-3.5.3";
 
   src = fetchurl {
     url = "mirror://cpan/authors/id/T/TU/TURNSTEP/${name}.tar.gz";
-    sha256 = "10s1dhpxxqfl421388l6gzfdm1gzxf5iah42i1w6yji9mgkz8hf8";
+    sha256 = "03m9w1cd0yyrbqwkwcl92j1cpmasmm69f3hwvcrlfsi5fnwsk63y";
   };
 
   buildInputs = [ postgresql ];

pkgs/development/perl-modules/DBD-mysql/default.nix

@@ -1,11 +1,11 @@
 { fetchurl, buildPerlPackage, DBI, mysql }:
 
 buildPerlPackage rec {
-  name = "DBD-mysql-4.031";
+  name = "DBD-mysql-4.033";
 
   src = fetchurl {
     url = "mirror://cpan/authors/id/C/CA/CAPTTOFU/${name}.tar.gz";
-    sha256 = "1lngnkfi71gcpfk93xhil2x9i3w3rqjpxlvn5n92jd5ikwry8bmf";
+    sha256 = "0769xakykps0cx368g4vaips4w3bjk383rianiavq7sq6g6bp66c";
   };
 
   buildInputs = [ mysql.lib ] ;

pkgs/development/perl-modules/dbix-class-fix-52leaks.patch

@@ -0,0 +1,23 @@
+From e9d552de92cde6552f35cd45a3572df1e25609cc Mon Sep 17 00:00:00 2001
+From: Peter Rabbitson <ribasushi@cpan.org>
+Date: Tue, 19 May 2015 05:49:48 +0200
+Subject: [PATCH] Make sure tests pass without a compiler present (another step
+ to RT#74706)
+
+--- a/t/52leaks.t
++++ b/t/52leaks.t
+@@ -446,6 +446,14 @@ for my $addr (keys %$weak_registry) {
+     delete $weak_registry->{$addr}
+       unless $cleared->{hash_merge_singleton}{$weak_registry->{$addr}{weakref}{behavior}}++;
+   }
++  elsif ($names =~ /^B::Hooks::EndOfScope::PP::_TieHintHashFieldHash/m) {
++    # there is one tied lexical which stays alive until GC time
++    # https://metacpan.org/source/ETHER/B-Hooks-EndOfScope-0.15/lib/B/Hooks/EndOfScope/PP/FieldHash.pm#L24
++    # simply ignore it here, instead of teaching the leaktracer to examine ties
++    # the latter is possible yet terrible: https://github.com/dbsrgits/dbix-class/blob/v0.082820/t/lib/DBICTest/Util/LeakTracer.pm#L113-L117
++    delete $weak_registry->{$addr}
++      unless $cleared->{bheos_pptiehinthashfieldhash}++;
++  }
+   elsif ($names =~ /^DateTime::TimeZone::UTC/m) {
+     # DT is going through a refactor it seems - let it leak zones for now
+     delete $weak_registry->{$addr};

pkgs/development/perl-modules/dbix-class-fix-tests.patch

@@ -1,52 +0,0 @@
-diff --git a/t/multi_create/standard.t b/t/multi_create/standard.t
-index 5a02947..6c1efd8 100644
---- a/t/multi_create/standard.t
-+++ b/t/multi_create/standard.t
-@@ -444,7 +444,11 @@ throws_ok ( sub {
-     #$t->cd($t->new_related('cd', { artist => undef } ) );
-     #$t->{_rel_in_storage} = 0;
-     $t->insert;
--}, qr/cd.artist may not be NULL/, "Exception propogated properly");
-+}, qr/DBI Exception.+(?x:
-+    \QNOT NULL constraint failed: cd.artist\E
-+      |
-+    \Qcd.artist may not be NULL\E
-+)/s, "Exception propogated properly");
- 
- lives_ok ( sub {
-   $schema->resultset('CD')->create ({
-diff --git a/t/relationship/update_or_create_multi.t b/t/relationship/update_or_create_multi.t
-index 8710048..c7cce7a 100644
---- a/t/relationship/update_or_create_multi.t
-+++ b/t/relationship/update_or_create_multi.t
-@@ -69,7 +69,12 @@ throws_ok {
-     year => 2020,
-     title => 'the best thing since sliced bread',
-   })
--} qr/\Qcd.artist may not be NULL/, 'ambiguous find + create failed';
-+} qr/DBI Exception.+(?x:
-+    \QNOT NULL constraint failed: cd.artist\E
-+      |
-+    \Qcd.artist may not be NULL\E
-+)/s, 'ambiguous find + create failed'
-+;
- 
- # expect a create, after a failed search using *only* the
- # *current* relationship and the unique column constraints
-diff --git a/t/storage/error.t b/t/storage/error.t
-index d5980eb..61d6782 100644
---- a/t/storage/error.t
-+++ b/t/storage/error.t
-@@ -15,7 +15,11 @@ warnings_are ( sub {
-     sub {
-       $schema->resultset('CD')->create({ title => 'vacation in antarctica' })
-     },
--    qr/DBI Exception.+cd\.artist.+NULL/s
-+    qr/DBI Exception.+(?x:
-+      \QNOT NULL constraint failed: cd.artist\E
-+        |
-+      \Qcd.artist may not be NULL\E
-+    )/s
-   );  # as opposed to some other error
- }, [], 'No warnings besides exception' );
-