Merge pull request #4261 from PastaPastaPasta/backport-triv-pr16

Backport triv pr16

.editorconfig

@@ -0,0 +1,26 @@
+# This is the top-most EditorConfig file.
+root = true
+
+# For all files.
+[*]
+charset = utf-8
+end_of_line = lf
+indent_style = space
+insert_final_newline = true
+trim_trailing_whitespace = true
+
+# Source code files
+[*.{h,cpp,py,sh}]
+indent_size = 4
+
+# .cirrus.yml, .appveyor.yml, .fuzzbuzz.yml, etc.
+[*.yml]
+indent_size = 2
+
+# Makefiles
+[{*.am,Makefile.*.include}]
+indent_style = tab
+
+# Autoconf scripts
+[configure.ac]
+indent_size = 2

Makefile.am

@@ -74,6 +74,7 @@ COVERAGE_INFO = baseline.info \
 dist-hook:
 	-$(GIT) archive --format=tar HEAD -- src/clientversion.cpp | $(AMTAR) -C $(top_distdir) -xf -
 
+if TARGET_WINDOWS
 $(BITCOIN_WIN_INSTALLER): all-recursive
 	$(MKDIR_P) $(top_builddir)/release
 	STRIPPROG="$(STRIP)" $(INSTALL_STRIP_PROGRAM) $(BITCOIND_BIN) $(top_builddir)/release
@@ -84,6 +85,10 @@ $(BITCOIN_WIN_INSTALLER): all-recursive
 	  echo error: could not build $@
 	@echo built $@
 
+deploy: $(BITCOIN_WIN_INSTALLER)
+endif
+
+if TARGET_DARWIN
 $(OSX_APP)/Contents/PkgInfo:
 	$(MKDIR_P) $(@D)
 	@echo "APPL????" > $@
@@ -127,7 +132,7 @@ $(OSX_BACKGROUND_IMAGE): $(OSX_BACKGROUND_IMAGE).png $(OSX_BACKGROUND_IMAGE)@2x.
 	tiffutil -cathidpicheck $^ -out $@
 
 deploydir: $(OSX_DMG)
-else
+else !BUILD_DARWIN
 APP_DIST_DIR=$(top_builddir)/dist
 APP_DIST_EXTRAS=$(APP_DIST_DIR)/.background/$(OSX_BACKGROUND_IMAGE) $(APP_DIST_DIR)/.DS_Store $(APP_DIST_DIR)/Applications
 
@@ -154,15 +159,11 @@ $(APP_DIST_DIR)/$(OSX_APP)/Contents/MacOS/Dash-Qt: $(OSX_APP_BUILT) $(OSX_PACKAG
 	INSTALLNAMETOOL=$(INSTALLNAMETOOL)  OTOOL=$(OTOOL) STRIP=$(STRIP) $(PYTHON) $(OSX_DEPLOY_SCRIPT) $(OSX_APP) -translations-dir=$(QT_TRANSLATION_DIR) -add-qt-tr $(OSX_QT_TRANSLATIONS) -verbose 2
 
 deploydir: $(APP_DIST_EXTRAS)
-endif
+endif !BUILD_DARWIN
 
-if TARGET_DARWIN
 appbundle: $(OSX_APP_BUILT)
 deploy: $(OSX_DMG)
 endif
-if TARGET_WINDOWS
-deploy: $(BITCOIN_WIN_INSTALLER)
-endif
 
 $(BITCOIN_QT_BIN): FORCE
 	$(MAKE) -C src qt/$(@F)

build-aux/m4/bitcoin_qt.m4

@@ -133,7 +133,6 @@ AC_DEFUN([BITCOIN_QT_CONFIGURE],[
       _BITCOIN_QT_CHECK_STATIC_PLUGINS([Q_IMPORT_PLUGIN(QXcbIntegrationPlugin)],[-lqxcb -lxcb-static])
       AC_DEFINE(QT_QPA_PLATFORM_XCB, 1, [Define this symbol if the qt platform is xcb])
     elif test "x$TARGET_OS" = xdarwin; then
-      AX_CHECK_LINK_FLAG([[-framework IOKit]],[QT_LIBS="$QT_LIBS -framework IOKit"],[AC_MSG_ERROR(could not iokit framework)])
       _BITCOIN_QT_CHECK_STATIC_PLUGINS([Q_IMPORT_PLUGIN(QCocoaIntegrationPlugin)],[-lqcocoa])
       AC_DEFINE(QT_QPA_PLATFORM_COCOA, 1, [Define this symbol if the qt platform is cocoa])
     fi
@@ -219,7 +218,7 @@ AC_DEFUN([BITCOIN_QT_CONFIGURE],[
     *darwin*)
      BITCOIN_QT_CHECK([
        MOC_DEFS="${MOC_DEFS} -DQ_OS_MAC"
-       base_frameworks="-framework Foundation -framework ApplicationServices -framework AppKit"
+       base_frameworks="-framework Foundation -framework AppKit"
        AX_CHECK_LINK_FLAG([[$base_frameworks]],[QT_LIBS="$QT_LIBS $base_frameworks"],[AC_MSG_ERROR(could not find base frameworks)])
      ])
     ;;

configure.ac

@@ -1423,6 +1423,10 @@ if test "x$use_ccache" != "xno"; then
     CXX="$ac_cv_path_CCACHE $CXX"
   fi
   AC_MSG_RESULT($use_ccache)
+  if test "x$use_ccache" = "xyes"; then
+    AX_CHECK_COMPILE_FLAG([-fdebug-prefix-map=A=B],[DEBUG_CXXFLAGS="$DEBUG_CXXFLAGS -fdebug-prefix-map=\$(abs_srcdir)=."],,[[$CXXFLAG_WERROR]])
+    AX_CHECK_PREPROC_FLAG([-fmacro-prefix-map=A=B],[DEBUG_CPPFLAGS="$DEBUG_CPPFLAGS -fmacro-prefix-map=\$(abs_srcdir)=."],,[[$CXXFLAG_WERROR]])
+  fi
 fi
 
 dnl enable wallet

contrib/init/dashd.openrc

@@ -60,16 +60,17 @@ start_pre() {
 	"${BITCOIND_PIDDIR}"
 
 	checkpath -f \
-	-o ${BITCOIND_USER}:${BITCOIND_GROUP} \
+	-o "${BITCOIND_USER}:${BITCOIND_GROUP}" \
 	-m 0660 \
-	${BITCOIND_CONFIGFILE}
+	"${BITCOIND_CONFIGFILE}"
 
 	checkconfig || return 1
 }
 
 checkconfig()
 {
-	if ! grep -qs '^rpcpassword=' "${BITCOIND_CONFIGFILE}" ; then
+	if grep -qs '^rpcuser=' "${BITCOIND_CONFIGFILE}" && \
+		! grep -qs '^rpcpassword=' "${BITCOIND_CONFIGFILE}" ; then
 		eerror ""
 		eerror "ERROR: You must set a secure rpcpassword to run dashd."
 		eerror "The setting must appear in ${BITCOIND_CONFIGFILE}"

contrib/qos/tc.sh

@@ -14,7 +14,7 @@ LOCALNET_V4="192.168.0.0/16"
 #defines the IPv6 address space for which you wish to disable rate limiting
 LOCALNET_V6="fe80::/10"
 
-#delete existing rules
+#delete existing rules ('Error: Cannot delete qdisc with handle of zero.' means there weren't any.)
 tc qdisc del dev ${IF} root
 
 #add root class

contrib/verify-commits/trusted-keys

@@ -4,3 +4,4 @@
 B8B3F1C0E58C15DB6A81D30C3648A882F4316B9B
 CA03882CB1FC067B5D3ACFE4D300116E1C875A3D
 E777299FC265DD04793070EB944D35F9AC3DB76A
+D1DBF2C4B96F2DEBF4C16654410108112E7EA81F

depends/Makefile

@@ -180,7 +180,7 @@ install: check-packages $(host_prefix)/share/config.site
 download-one: check-sources $(all_sources)
 
 download-osx:
-	@$(MAKE) -s HOST=x86_64-apple-darwin14 download-one
+	@$(MAKE) -s HOST=x86_64-apple-darwin download-one
 download-linux:
 	@$(MAKE) -s HOST=x86_64-unknown-linux-gnu download-one
 download-win:

depends/packages/bdb.mk

@@ -9,6 +9,7 @@ define $(package)_set_vars
 $(package)_config_opts=--disable-shared --enable-cxx --disable-replication
 $(package)_config_opts_mingw32=--enable-mingw
 $(package)_config_opts_linux=--with-pic
+$(package)_config_opts_android=--with-pic
 $(package)_cflags+=-Wno-error=implicit-function-declaration
 $(package)_cxxflags=-std=c++11
 $(package)_cppflags_mingw32=-DUNICODE -D_UNICODE

depends/packages/qt.mk

@@ -6,7 +6,6 @@ $(package)_file_name=qtbase-$($(package)_suffix)
 $(package)_sha256_hash=eed620cb268b199bd83b3fc6a471c51d51e1dc2dbb5374fc97a0cc75facbe36f
 $(package)_dependencies=openssl zlib
 $(package)_linux_dependencies=freetype fontconfig libxcb
-$(package)_build_subdir=qtbase
 $(package)_qt_libs=corelib network widgets gui plugins testlib
 $(package)_patches=fix_qt_pkgconfig.patch mac-qmake.conf fix_configure_mac.patch fix_no_printer.patch fix_rcc_determinism.patch xkb-default.patch no-xlib.patch
 
@@ -85,6 +84,9 @@ $(package)_config_opts_darwin += -device-option MAC_TARGET=$(host)
 $(package)_config_opts_darwin += -device-option MAC_LD64_VERSION=$(LD64_VERSION)
 endif
 
+# for macOS on Apple Silicon (ARM) see https://bugreports.qt.io/browse/QTBUG-85279
+$(package)_config_opts_arm_darwin += -device-option QMAKE_APPLE_DEVICE_ARCHS=arm64
+
 $(package)_config_opts_linux  = -qt-xkbcommon-x11
 $(package)_config_opts_linux += -qt-xcb
 $(package)_config_opts_linux += -no-xcb-xlib
@@ -156,31 +158,30 @@ define $(package)_config_cmds
   export PKG_CONFIG_SYSROOT_DIR=/ && \
   export PKG_CONFIG_LIBDIR=$(host_prefix)/lib/pkgconfig && \
   export PKG_CONFIG_PATH=$(host_prefix)/share/pkgconfig  && \
+  cd qtbase && \
   ./configure $($(package)_config_opts) && \
   echo "host_build: QT_CONFIG ~= s/system-zlib/zlib" >> mkspecs/qconfig.pri && \
   echo "CONFIG += force_bootstrap" >> mkspecs/qconfig.pri && \
-  $(MAKE) sub-src-clean && \
-  cd ../qttranslations && ../qtbase/bin/qmake qttranslations.pro -o Makefile && \
-  cd translations && ../../qtbase/bin/qmake translations.pro -o Makefile && cd ../.. && \
-  cd qttools/src/linguist/lrelease/ && ../../../../qtbase/bin/qmake lrelease.pro -o Makefile && \
-  cd ../lupdate/ && ../../../../qtbase/bin/qmake lupdate.pro -o Makefile && cd ../../../..
+  cd .. && \
+  $(MAKE) -C qtbase sub-src-clean && \
+  qtbase/bin/qmake -o qttranslations/Makefile qttranslations/qttranslations.pro && \
+  qtbase/bin/qmake -o qttranslations/translations/Makefile qttranslations/translations/translations.pro && \
+  qtbase/bin/qmake -o qttools/src/linguist/lrelease/Makefile qttools/src/linguist/lrelease/lrelease.pro && \
+  qtbase/bin/qmake -o qttools/src/linguist/lupdate/Makefile qttools/src/linguist/lupdate/lupdate.pro
 endef
 
 define $(package)_build_cmds
-  $(MAKE) -C src $(addprefix sub-,$($(package)_qt_libs)) && \
-  $(MAKE) -C ../qttools/src/linguist/lrelease && \
-  $(MAKE) -C ../qttools/src/linguist/lupdate && \
-  $(MAKE) -C ../qttranslations
+  $(MAKE) -C qtbase/src $(addprefix sub-,$($(package)_qt_libs)) && \
+  $(MAKE) -C qttools/src/linguist/lrelease && \
+  $(MAKE) -C qttools/src/linguist/lupdate && \
+  $(MAKE) -C qttranslations
 endef
 
 define $(package)_stage_cmds
-  $(MAKE) -C src INSTALL_ROOT=$($(package)_staging_dir) $(addsuffix -install_subtargets,$(addprefix sub-,$($(package)_qt_libs))) && cd .. && \
+  $(MAKE) -C qtbase/src INSTALL_ROOT=$($(package)_staging_dir) $(addsuffix -install_subtargets,$(addprefix sub-,$($(package)_qt_libs))) && \
   $(MAKE) -C qttools/src/linguist/lrelease INSTALL_ROOT=$($(package)_staging_dir) install_target && \
   $(MAKE) -C qttools/src/linguist/lupdate INSTALL_ROOT=$($(package)_staging_dir) install_target && \
-  $(MAKE) -C qttranslations INSTALL_ROOT=$($(package)_staging_dir) install_subtargets && \
-  if `test -f qtbase/src/plugins/platforms/xcb/xcb-static/libxcb-static.a`; then \
-    cp qtbase/src/plugins/platforms/xcb/xcb-static/libxcb-static.a $($(package)_staging_prefix_dir)/lib; \
-  fi
+  $(MAKE) -C qttranslations INSTALL_ROOT=$($(package)_staging_dir) install_subtargets
 endef
 
 define $(package)_postprocess_cmds

src/addrman.h

@@ -332,22 +332,20 @@ public:
      * * nNew
      * * nTried
      * * number of "new" buckets XOR 2**30
-     * * all nNew addrinfos in vvNew
-     * * all nTried addrinfos in vvTried
-     * * for each bucket:
+     * * all new addresses (total count: nNew)
+     * * all tried addresses (total count: nTried)
+     * * for each new bucket:
      *   * number of elements
-     *   * for each element: index
+     *   * for each element: index in the serialized "all new addresses"
+     * * asmap checksum
      *
      * 2**30 is xorred with the number of buckets to make addrman deserializer v0 detect it
      * as incompatible. This is necessary because it did not check the version number on
      * deserialization.
      *
-     * Notice that vvTried, mapAddr and vVector are never encoded explicitly;
+     * vvNew, vvTried, mapInfo, mapAddr and vRandom are never encoded explicitly;
      * they are instead reconstructed from the other information.
      *
-     * vvNew is serialized, but only used if ADDRMAN_UNKNOWN_BUCKET_COUNT didn't change,
-     * otherwise it is reconstructed as well.
-     *
      * This format is more complex, but significantly smaller (at most 1.5 MiB), and supports
      * changes to the ADDRMAN_ parameters without breaking the on-disk structure.
      *
@@ -405,13 +403,13 @@ public:
                 }
             }
         }
-        // Store asmap version after bucket entries so that it
+        // Store asmap checksum after bucket entries so that it
         // can be ignored by older clients for backward compatibility.
-        uint256 asmap_version;
+        uint256 asmap_checksum;
         if (m_asmap.size() != 0) {
-            asmap_version = SerializeHash(m_asmap);
+            asmap_checksum = SerializeHash(m_asmap);
         }
-        s << asmap_version;
+        s << asmap_checksum;
     }
 
     template <typename Stream>
@@ -494,47 +492,63 @@ public:
         nTried -= nLost;
 
         // Store positions in the new table buckets to apply later (if possible).
-        std::map<int, int> entryToBucket; // Represents which entry belonged to which bucket when serializing
+        // An entry may appear in up to ADDRMAN_NEW_BUCKETS_PER_ADDRESS buckets,
+        // so we store all bucket-entry_index pairs to iterate through later.
+        std::vector<std::pair<int, int>> bucket_entries;
 
-        for (int bucket = 0; bucket < nUBuckets; bucket++) {
-            int nSize = 0;
-            s >> nSize;
-            for (int n = 0; n < nSize; n++) {
-                int nIndex = 0;
-                s >> nIndex;
-                if (nIndex >= 0 && nIndex < nNew) {
-                    entryToBucket[nIndex] = bucket;
+        for (int bucket = 0; bucket < nUBuckets; ++bucket) {
+            int num_entries{0};
+            s >> num_entries;
+            for (int n = 0; n < num_entries; ++n) {
+                int entry_index{0};
+                s >> entry_index;
+                if (entry_index >= 0 && entry_index < nNew) {
+                    bucket_entries.emplace_back(bucket, entry_index);
                 }
             }
         }
 
-        uint256 supplied_asmap_version;
+        // If the bucket count and asmap checksum haven't changed, then attempt
+        // to restore the entries to the buckets/positions they were in before
+        // serialization.
+        uint256 supplied_asmap_checksum;
         if (m_asmap.size() != 0) {
-            supplied_asmap_version = SerializeHash(m_asmap);
+            supplied_asmap_checksum = SerializeHash(m_asmap);
         }
-        uint256 serialized_asmap_version;
+        uint256 serialized_asmap_checksum;
         if (format >= Format::V2_ASMAP) {
-            s >> serialized_asmap_version;
+            s >> serialized_asmap_checksum;
+        }
+        const bool restore_bucketing{nUBuckets == ADDRMAN_NEW_BUCKET_COUNT &&
+                                     serialized_asmap_checksum == supplied_asmap_checksum};
+
+        if (!restore_bucketing) {
+            LogPrint(BCLog::ADDRMAN, "Bucketing method was updated, re-bucketing addrman entries from disk\n");
         }
 
-        for (int n = 0; n < nNew; n++) {
-            CAddrInfo &info = mapInfo[n];
-            int bucket = entryToBucket[n];
-            int nUBucketPos = info.GetBucketPosition(nKey, true, bucket);
-            if (format >= Format::V2_ASMAP && nUBuckets == ADDRMAN_NEW_BUCKET_COUNT && vvNew[bucket][nUBucketPos] == -1 &&
-                info.nRefCount < ADDRMAN_NEW_BUCKETS_PER_ADDRESS && serialized_asmap_version == supplied_asmap_version) {
+        for (auto bucket_entry : bucket_entries) {
+            int bucket{bucket_entry.first};
+            const int entry_index{bucket_entry.second};
+            CAddrInfo& info = mapInfo[entry_index];
+
+            // The entry shouldn't appear in more than
+            // ADDRMAN_NEW_BUCKETS_PER_ADDRESS. If it has already, just skip
+            // this bucket_entry.
+            if (info.nRefCount >= ADDRMAN_NEW_BUCKETS_PER_ADDRESS) continue;
+
+            int bucket_position = info.GetBucketPosition(nKey, true, bucket);
+            if (restore_bucketing && vvNew[bucket][bucket_position] == -1) {
                 // Bucketing has not changed, using existing bucket positions for the new table
-                vvNew[bucket][nUBucketPos] = n;
-                info.nRefCount++;
+                vvNew[bucket][bucket_position] = entry_index;
+                ++info.nRefCount;
             } else {
-                // In case the new table data cannot be used (format unknown, bucket count wrong or new asmap),
+                // In case the new table data cannot be used (bucket count wrong or new asmap),
                 // try to give them a reference based on their primary source address.
-                LogPrint(BCLog::ADDRMAN, "Bucketing method was updated, re-bucketing addrman entries from disk\n");
                 bucket = info.GetNewBucket(nKey, m_asmap);
-                nUBucketPos = info.GetBucketPosition(nKey, true, bucket);
-                if (vvNew[bucket][nUBucketPos] == -1) {
-                    vvNew[bucket][nUBucketPos] = n;
-                    info.nRefCount++;
+                bucket_position = info.GetBucketPosition(nKey, true, bucket);
+                if (vvNew[bucket][bucket_position] == -1) {
+                    vvNew[bucket][bucket_position] = entry_index;
+                    ++info.nRefCount;
                 }
             }
         }

src/netaddress.cpp

@@ -429,6 +429,11 @@ bool CNetAddr::IsValid() const
         return false;
     }
 
+    // CJDNS addresses always start with 0xfc
+    if (IsCJDNS() && (m_addr[0] != 0xFC)) {
+        return false;
+    }
+
     // documentation IPv6 address
     if (IsRFC3849())
         return false;

src/qt/addresstablemodel.cpp

@@ -175,13 +175,17 @@ AddressTableModel::~AddressTableModel()
 
 int AddressTableModel::rowCount(const QModelIndex &parent) const
 {
-    Q_UNUSED(parent);
+    if (parent.isValid()) {
+        return 0;
+    }
     return priv->size();
 }
 
 int AddressTableModel::columnCount(const QModelIndex &parent) const
 {
-    Q_UNUSED(parent);
+    if (parent.isValid()) {
+        return 0;
+    }
     return columns.length();
 }
 

src/qt/bantablemodel.cpp

@@ -103,13 +103,17 @@ BanTableModel::~BanTableModel()
 
 int BanTableModel::rowCount(const QModelIndex &parent) const
 {
-    Q_UNUSED(parent);
+    if (parent.isValid()) {
+        return 0;
+    }
     return priv->size();
 }
 
 int BanTableModel::columnCount(const QModelIndex &parent) const
 {
-    Q_UNUSED(parent);
+    if (parent.isValid()) {
+        return 0;
+    }
     return columns.length();
 }
 

src/qt/bitcoingui.cpp

@@ -957,7 +957,7 @@ void BitcoinGUI::showBackups()
 
 void BitcoinGUI::showHelpMessageClicked()
 {
-    helpMessageDialog->show();
+    GUIUtil::bringToFront(helpMessageDialog);
 }
 
 void BitcoinGUI::showCoinJoinHelpClicked()

src/qt/notificator.cpp

@@ -17,12 +17,7 @@
 #include <stdint.h>
 #include <QtDBus>
 #endif
-// Include ApplicationServices.h after QtDbus to avoid redefinition of check().
-// This affects at least OSX 10.6. See /usr/include/AssertMacros.h for details.
-// Note: This could also be worked around using:
-// #define __ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES 0
 #ifdef Q_OS_MAC
-#include <ApplicationServices/ApplicationServices.h>
 #include <qt/macnotificationhandler.h>
 #endif
 

src/qt/peertablemodel.cpp

@@ -140,13 +140,17 @@ void PeerTableModel::stopAutoRefresh()
 
 int PeerTableModel::rowCount(const QModelIndex &parent) const
 {
-    Q_UNUSED(parent);
+    if (parent.isValid()) {
+        return 0;
+    }
     return priv->size();
 }
 
 int PeerTableModel::columnCount(const QModelIndex &parent) const
 {
-    Q_UNUSED(parent);
+    if (parent.isValid()) {
+        return 0;
+    }
     return columns.length();
 }
 

src/qt/recentrequeststablemodel.cpp

@@ -38,15 +38,17 @@ RecentRequestsTableModel::~RecentRequestsTableModel()
 
 int RecentRequestsTableModel::rowCount(const QModelIndex &parent) const
 {
-    Q_UNUSED(parent);
-
+    if (parent.isValid()) {
+        return 0;
+    }
     return list.length();
 }
 
 int RecentRequestsTableModel::columnCount(const QModelIndex &parent) const
 {
-    Q_UNUSED(parent);
-
+    if (parent.isValid()) {
+        return 0;
+    }
     return columns.length();
 }
 

src/qt/rpcconsole.cpp

@@ -620,7 +620,6 @@ void RPCConsole::setClientModel(ClientModel *model)
         // set up peer table
         ui->peerWidget->setModel(model->getPeerTableModel());
         ui->peerWidget->verticalHeader()->hide();
-        ui->peerWidget->setEditTriggers(QAbstractItemView::NoEditTriggers);
         ui->peerWidget->setSelectionBehavior(QAbstractItemView::SelectRows);
         ui->peerWidget->setSelectionMode(QAbstractItemView::ExtendedSelection);
         ui->peerWidget->setContextMenuPolicy(Qt::CustomContextMenu);
@@ -673,7 +672,6 @@ void RPCConsole::setClientModel(ClientModel *model)
         // set up ban table
         ui->banlistWidget->setModel(model->getBanTableModel());
         ui->banlistWidget->verticalHeader()->hide();
-        ui->banlistWidget->setEditTriggers(QAbstractItemView::NoEditTriggers);
         ui->banlistWidget->setSelectionBehavior(QAbstractItemView::SelectRows);
         ui->banlistWidget->setSelectionMode(QAbstractItemView::SingleSelection);
         ui->banlistWidget->setContextMenuPolicy(Qt::CustomContextMenu);

src/qt/transactiontablemodel.cpp

@@ -289,13 +289,17 @@ int TransactionTableModel::getChainLockHeight() const
 
 int TransactionTableModel::rowCount(const QModelIndex &parent) const
 {
-    Q_UNUSED(parent);
+    if (parent.isValid()) {
+        return 0;
+    }
     return priv->size();
 }
 
 int TransactionTableModel::columnCount(const QModelIndex &parent) const
 {
-    Q_UNUSED(parent);
+    if (parent.isValid()) {
+        return 0;
+    }
     return columns.length();
 }
 

src/test/net_tests.cpp

@@ -549,6 +549,16 @@ BOOST_AUTO_TEST_CASE(cnetaddr_unserialize_v2)
     BOOST_CHECK_EQUAL(addr.ToString(), "fc00:1:2:3:4:5:6:7");
     BOOST_REQUIRE(s.empty());
 
+    // Invalid CJDNS, wrong prefix.
+    s << MakeSpan(ParseHex("06"                               // network type (CJDNS)
+                           "10"                               // address length
+                           "aa000001000200030004000500060007" // address
+                           ));
+    s >> addr;
+    BOOST_CHECK(addr.IsCJDNS());
+    BOOST_CHECK(!addr.IsValid());
+    BOOST_REQUIRE(s.empty());
+
     // Invalid CJDNS, with bogus length.
     s << MakeSpan(ParseHex("06" // network type (CJDNS)
                            "01" // address length

src/test/util_tests.cpp

@@ -1052,7 +1052,7 @@ static constexpr char LockCommand = 'L';
 static constexpr char UnlockCommand = 'U';
 static constexpr char ExitCommand = 'X';
 
-static void TestOtherProcess(fs::path dirname, std::string lockname, int fd)
+[[noreturn]] static void TestOtherProcess(fs::path dirname, std::string lockname, int fd)
 {
     char ch;
     while (true) {

test/functional/feature_assumevalid.py

@@ -88,7 +88,7 @@ class AssumeValidTest(BitcoinTestFramework):
                 last_height = current_height
                 if timeout < 0:
                     assert False, "blockchain too short after timeout: %d" % current_height
-                timeout - 0.25
+                timeout -= 0.25
                 continue
             elif current_height > height:
                 assert False, "blockchain too long: %d" % current_height

test/functional/test_framework/test_framework.py

@@ -250,7 +250,7 @@ class BitcoinTestFramework(metaclass=BitcoinTestMetaClass):
 
     # Methods to override in subclass test scripts.
     def set_test_params(self):
-        """Tests must this method to change default values for number of nodes, topology, etc"""
+        """Tests must override this method to change default values for number of nodes, topology, etc"""
         raise NotImplementedError
 
     def add_options(self, parser):