spamprobe: fix build with gcc11

spamprobe/.signature

@@ -1,7 +1,7 @@
 untrusted comment: verify with /etc/ports/opt.pub
-RWSE3ohX2g5d/bYjm8F0RSPN7PGoGTKugpE87la/IzWBNhUu9UjjOD/RsQfJxJS+sv7eJynk6m/Ky2smt5bR8nfY93hAzrt69ws=
-SHA256 (Pkgfile) = 00dfa7f30ce5a61fdb79478d5c587873793509c8a97fcdf83f33f852e3e0dc5a
+RWSE3ohX2g5d/cMR0UzGHf+XRNKamlfUHxVKnMO3iLUBpEftPVAXCR7tNdp9DtKI5qpejOm4NqtV3j260aZl5ug4tr9MJ5ntPgc=
+SHA256 (Pkgfile) = 689ac64b619e1c042c28220b10f66fc2087747b5d9db6aa17a654c89063ff48d
 SHA256 (.footprint) = 18a8e9a9a4743437d61b5a7cf02bfd38a3337a240229441d169b9d8e4c253add
 SHA256 (spamprobe-1.4d.tar.gz) = 217ce47dcc6f58d8201fbb0a5e2dc38b5b06349fadb1378fb3647ad8a3f44d68
 SHA256 (64bit.patch) = 86af19e88f769d4c35d2e0941d1e7c1670e77d3a6b0012902737529ff5bd14d9
-SHA256 (compile-fixes.patch) = 9c7452e24e257d17bd1f55468b08bbae55c64c70c4e8ac3051fed926343ccf86
+SHA256 (compile-fixes.patch) = 180f8db11a5295e9e4a85ef8a05da3c5cb23a0d4842693e501207091d06f07a1

spamprobe/Pkgfile

@@ -1,26 +1,27 @@
 # Description: Spam detection program that uses Bayesian analysis
-# URL:         http://spamprobe.sourceforge.net/
-# Maintainer:  Juergen Daubert, jue at crux dot nu
-# Depends on:  db
+# URL: http://spamprobe.sourceforge.net/
+# Maintainer: Juergen Daubert, jue at crux dot nu
+# Depends on: db
 
 name=spamprobe
 version=1.4d
-release=8
+release=9
 source=(http://downloads.sourceforge.net/project/$name/$name/$version/$name-$version.tar.gz
-        64bit.patch compile-fixes.patch)
+64bit.patch compile-fixes.patch)
 
-build () {
-    cd $SRC/$name-$version
+build() {
+	cd $SRC/$name-$version
 
-    # https://src.fedoraproject.org/rpms/spamprobe/tree/master
-    patch -p1 -i $SRC/64bit.patch
-    patch -p1 -i $SRC/compile-fixes.patch
-    
-    ./configure --prefix=/usr \
-                --mandir=/usr/share/man \
-                --enable-default-8-bit \
-                --without-{gif,jpeg,png}
-    
-    make 
-    make DESTDIR=$PKG install
+	# https://src.fedoraproject.org/rpms/spamprobe/tree/master
+	patch -p1 -i $SRC/64bit.patch
+	patch -p1 -i $SRC/compile-fixes.patch
+
+	./configure \
+		--prefix=/usr \
+		--mandir=/usr/share/man \
+		--enable-default-8-bit \
+		--without-{gif,jpeg,png}
+
+	make 
+	make DESTDIR=$PKG install
 }

spamprobe/compile-fixes.patch

@@ -57,3 +57,32 @@ diff -up spamprobe-1.4d/src/includes/util.h.compile-fixes spamprobe-1.4d/src/inc
  #include <cctype>
  #include <cassert>
  #include <iostream>
+diff --git a/src/includes/LRUCache.h b/src/includes/LRUCache.h
+index cf7df30..5c84c5a 100644
+--- a/src/includes/LRUCache.h
++++ b/src/includes/LRUCache.h
+@@ -60,7 +60,7 @@ public:
+   {
+   public:
+     bool operator()(const NodeType *a,
+-                    const NodeType *b)
++                    const NodeType *b) const
+     {
+       return a->key < b->key;
+     }
+@@ -77,12 +77,12 @@ public:
+     }
+ 
+   public:
+-    bool operator==(const iterator &other)
++    bool operator==(const iterator &other) const
+     {
+       return m_iterator == other.m_iterator;
+     }
+ 
+-    bool operator!=(const iterator &other)
++    bool operator!=(const iterator &other) const
+     {
+       return m_iterator != other.m_iterator;
+     }
+