Remove old development snapshots from the tree.

17 files changed, 0 insertions, 474 deletions

diff --git a/dev-lang/mercury-extras/files/digest-mercury-extras-0.13.0_beta5 b/dev-lang/mercury-extras/files/digest-mercury-extras-0.13.0_beta5
deleted file mode 100644
index ad51e77e1aee..000000000000
--- a/dev-lang/mercury-extras/files/digest-mercury-extras-0.13.0_beta5
+++ /dev/null
@@ -1,3 +0,0 @@
-MD5 86b1fd40e4150be86f04e7afaa630c28 mercury-extras-0.13.0-beta-2006-04-23-unstable.tar.gz 873614
-RMD160 892385e6275de10fef4e2e390109059eadf0d25c mercury-extras-0.13.0-beta-2006-04-23-unstable.tar.gz 873614
-SHA256 51914328403cc08b9328afc31355b6e610ee8d306b41f7d096003a30a6bb1bba mercury-extras-0.13.0-beta-2006-04-23-unstable.tar.gz 873614
diff --git a/dev-lang/mercury-extras/files/digest-mercury-extras-0.13.0_beta6 b/dev-lang/mercury-extras/files/digest-mercury-extras-0.13.0_beta6
deleted file mode 100644
index 97d23bb1a6d3..000000000000
--- a/dev-lang/mercury-extras/files/digest-mercury-extras-0.13.0_beta6
+++ /dev/null
@@ -1,3 +0,0 @@
-MD5 9be4682d31adc0779b37a3927d5f305e mercury-extras-0.13.0-beta-2006-04-25-unstable.tar.gz 873682
-RMD160 73dde7a4aab6ec81d034f11e6da795878029cc30 mercury-extras-0.13.0-beta-2006-04-25-unstable.tar.gz 873682
-SHA256 5043da889ae47d834e32e4508ba88082c473ac55fbb6df3f938290e0a38cdd39 mercury-extras-0.13.0-beta-2006-04-25-unstable.tar.gz 873682
diff --git a/dev-lang/mercury-extras/files/digest-mercury-extras-0.13.0_beta7 b/dev-lang/mercury-extras/files/digest-mercury-extras-0.13.0_beta7
deleted file mode 100644
index ef9af4e1f551..000000000000
--- a/dev-lang/mercury-extras/files/digest-mercury-extras-0.13.0_beta7
+++ /dev/null
@@ -1,3 +0,0 @@
-MD5 558e747642f3d981606a3a7beb9655ee mercury-extras-0.13.0-beta-2006-04-27-unstable.tar.gz 873616
-RMD160 8e00039f16141240613c615ecee92bd8352cdb59 mercury-extras-0.13.0-beta-2006-04-27-unstable.tar.gz 873616
-SHA256 88f778f67f166e21cc9b6a7637bd2bc15c3c69f42e669986fc105f62632035a7 mercury-extras-0.13.0-beta-2006-04-27-unstable.tar.gz 873616
diff --git a/dev-lang/mercury-extras/files/digest-mercury-extras-0.13.0_beta8 b/dev-lang/mercury-extras/files/digest-mercury-extras-0.13.0_beta8
deleted file mode 100644
index ff6de7fcadf5..000000000000
--- a/dev-lang/mercury-extras/files/digest-mercury-extras-0.13.0_beta8
+++ /dev/null
@@ -1,3 +0,0 @@
-MD5 131cca3fbbfd273f2e0ca808168fcb1f mercury-extras-0.13.0-beta-2006-04-29-unstable.tar.gz 873624
-RMD160 766133aed9f8d83333572fbe9da906c034f183fc mercury-extras-0.13.0-beta-2006-04-29-unstable.tar.gz 873624
-SHA256 2091442e85a657506f396951106e0f02499526619f66b60d67ae532a11952160 mercury-extras-0.13.0-beta-2006-04-29-unstable.tar.gz 873624
diff --git a/dev-lang/mercury-extras/files/mercury-extras-0.13.0_beta-trailed_update.patch b/dev-lang/mercury-extras/files/mercury-extras-0.13.0_beta-trailed_update.patch
deleted file mode 100644
index 3afc252a4327..000000000000
--- a/dev-lang/mercury-extras/files/mercury-extras-0.13.0_beta-trailed_update.patch
+++ /dev/null
@@ -1,22 +0,0 @@
---- mercury-extras-0.13.0-beta-2006-04-03.orig/trailed_update/Mmakefile	2004-07-30 19:03:46.000000000 +1200
-+++ mercury-extras-0.13.0-beta-2006-04-03/trailed_update/Mmakefile	2006-03-26 22:00:13.000000000 +1200
-@@ -4,6 +4,10 @@
- # Public License - see the file COPYING.LIB in the Mercury distribution.
- #-----------------------------------------------------------------------------#
- 
-+LIBGRADES := 	$(foreach grade,$(LIBGRADES), \
-+		$(subst .tr.,$(grade),$(findstring .tr.,$(grade))) \
-+		$(filter %.tr,$(grade)))
-+
- GRADEFLAGS += --use-trail
- 
- # enable C debugging
-@@ -25,6 +29,8 @@
- 	cd samples && mmake $(MMAKEFLAGS) depend
- 	cd tests && mmake $(MMAKEFLAGS) depend
- 
-+install: libtrailed_update.install
-+
- .PHONY: check
- check: libtrailed_update
- 	cd samples && mmake $(MMAKEFLAGS) check
diff --git a/dev-lang/mercury-extras/files/mercury-extras-0.13.0_beta5-concurrency.patch b/dev-lang/mercury-extras/files/mercury-extras-0.13.0_beta5-concurrency.patch
deleted file mode 100644
index 793e088bfeb0..000000000000
--- a/dev-lang/mercury-extras/files/mercury-extras-0.13.0_beta5-concurrency.patch
+++ /dev/null
@@ -1,11 +0,0 @@
---- mercury-extras-0.13.0-beta-2006-04-03.orig/concurrency/Mmakefile	2003-01-16 23:44:13.000000000 +1300
-+++ mercury-extras-0.13.0-beta-2006-04-03/concurrency/Mmakefile	2006-03-26 18:45:21.000000000 +1200
-@@ -8,6 +8,8 @@
- 
- TESTS = philo philo2 philo3 midimon
- 
-+LIBGRADES := $(LIBGRADES:hlc.gc=)
-+
- -include ../Mmake.params
- 
- default_target: all
diff --git a/dev-lang/mercury-extras/files/mercury-extras-0.13.0_beta5-odbc.patch b/dev-lang/mercury-extras/files/mercury-extras-0.13.0_beta5-odbc.patch
deleted file mode 100644
index b4b686a68215..000000000000
--- a/dev-lang/mercury-extras/files/mercury-extras-0.13.0_beta5-odbc.patch
+++ /dev/null
@@ -1,43 +0,0 @@
---- mercury-extras-0.13.0-beta-2006-04-09.orig/odbc/Mmakefile	2006-04-04 13:49:14.000000000 +1200
-+++ mercury-extras-0.13.0-beta-2006-04-09/odbc/Mmakefile	2006-04-11 22:52:58.000000000 +1200
-@@ -40,18 +40,23 @@
- 
- 	# The following are for Debian.
- 
--	# for unixODBC
--	MLLIBS=-lodbc -lpthread -lltdl -ldl
--
--	# for iODBC
--	# MLLIBS=-liodbc l-pthread -ldl
--	# note: on a DEC Alpha using OSF1 remove the -ldl.
-+	ifeq ($(MODBC_DRIVER),MODBC_UNIX)
-+		# for unixODBC
-+		MLLIBS=-L/usr/lib -lodbc -lpthread -lltdl -ldl
-+	else
-+		# for iODBC
-+		ODBC_LIBS=`iodbc-config --libs`
-+		ODBC_INCLS=`iodbc-config --cflags`
-+		MLLIBS=$(ODBC_LIBS) -lpthread -ldl
-+	endif
- endif
- 
--MAIN_TARGET=odbc_test
-+MAIN_TARGET=libodbc
- 
- .PHONY: depend
--depend: odbc_test.depend
-+depend: odbc.depend
-+
-+install: libodbc.install
- 
- .PHONY: check
- check:
-@@ -62,7 +67,7 @@
- # `--no-ansi' is needed because the ODBC header files include C++-style
- # "//" comments.  `--no-ansi' allows recognition of C++-style "//" comments,
- # presuming you have gcc version 2.7.1 or greater.
--MGNUCFLAGS=--no-ansi -D$(MODBC_DRIVER) -D$(MODBC_DB) -I$(ODBC_INCL_DIR)
-+MGNUCFLAGS=-D$(MODBC_DRIVER) -D$(MODBC_DB) $(ODBC_INCLS)
- 
- #-----------------------------------------------------------------------------#
- #-----------------------------------------------------------------------------#
diff --git a/dev-lang/mercury-extras/files/mercury-extras-0.13.0_beta5-trailed_update.patch b/dev-lang/mercury-extras/files/mercury-extras-0.13.0_beta5-trailed_update.patch
deleted file mode 100644
index c36106b5c7e4..000000000000
--- a/dev-lang/mercury-extras/files/mercury-extras-0.13.0_beta5-trailed_update.patch
+++ /dev/null
@@ -1,56 +0,0 @@
---- mercury-extras-0.13.0-beta-2006-04-03.orig/trailed_update/Mmakefile	2004-07-30 19:03:46.000000000 +1200
-+++ mercury-extras-0.13.0-beta-2006-04-03/trailed_update/Mmakefile	2006-03-26 22:00:13.000000000 +1200
-@@ -4,6 +4,10 @@
- # Public License - see the file COPYING.LIB in the Mercury distribution.
- #-----------------------------------------------------------------------------#
- 
-+LIBGRADES := 	$(foreach grade,$(LIBGRADES), \
-+		$(subst .tr.,$(grade),$(findstring .tr.,$(grade))) \
-+		$(filter %.tr,$(grade)))
-+
- GRADEFLAGS += --use-trail
- 
- # enable C debugging
-@@ -25,6 +29,8 @@
- 	cd samples && mmake $(MMAKEFLAGS) depend
- 	cd tests && mmake $(MMAKEFLAGS) depend
- 
-+install: libtrailed_update.install
-+
- .PHONY: check
- check: libtrailed_update
- 	cd samples && mmake $(MMAKEFLAGS) check
---- mercury-extras-0.13.0-beta-2006-04-09.orig/trailed_update/var.m	2006-03-30 13:21:19.000000000 +1200
-+++ mercury-extras-0.13.0-beta-2006-04-09/trailed_update/var.m	2006-04-12 21:16:27.000000000 +1200
-@@ -831,12 +831,12 @@
- 
- :- pragma export(var.rep_unify(in(ptr(var_rep_any)), in(ptr(var_rep_any))),
- 	"ML_var_unify").
--:- impure pred var.rep_unify(var_rep(T), var_rep(T)).
-+:- pred var.rep_unify(var_rep(T), var_rep(T)).
- :- mode var.rep_unify(in(ptr(var_rep_any)), in(ptr(var_rep_any))) is semidet.
- 
- var.rep_unify(XPtr, YPtr) :-
- 	XPtr = alias(X),
--	(
-+	promise_pure (
- 		X = alias(_),
- 		impure var.rep_unify(X, YPtr)
- 	;
-@@ -880,14 +880,14 @@
- 
- 	% This is the case when the first var is free(DelayedGoals).
- 	%
--:- impure pred var.rep_unify_fr(var_rep(T), var_rep(T), var_rep(T)).
-+:- pred var.rep_unify_fr(var_rep(T), var_rep(T), var_rep(T)).
- :- mode var.rep_unify_fr(in(ptr(var_rep_any)), % really deref_delayed
- 			in(ptr(var_rep_any)),
- 			in(var_rep_deref_delayed)) is semidet.
- 
- var.rep_unify_fr(XPtr, YPtr, X) :-
- 	YPtr = alias(Y),
--	(
-+	promise_pure (
- 		Y = alias(_),
- 		impure var.rep_unify_fr(XPtr, Y, X)
- 	;
diff --git a/dev-lang/mercury-extras/files/mercury-extras-0.13.0_beta6-concurrency.patch b/dev-lang/mercury-extras/files/mercury-extras-0.13.0_beta6-concurrency.patch
deleted file mode 100644
index 793e088bfeb0..000000000000
--- a/dev-lang/mercury-extras/files/mercury-extras-0.13.0_beta6-concurrency.patch
+++ /dev/null
@@ -1,11 +0,0 @@
---- mercury-extras-0.13.0-beta-2006-04-03.orig/concurrency/Mmakefile	2003-01-16 23:44:13.000000000 +1300
-+++ mercury-extras-0.13.0-beta-2006-04-03/concurrency/Mmakefile	2006-03-26 18:45:21.000000000 +1200
-@@ -8,6 +8,8 @@
- 
- TESTS = philo philo2 philo3 midimon
- 
-+LIBGRADES := $(LIBGRADES:hlc.gc=)
-+
- -include ../Mmake.params
- 
- default_target: all
diff --git a/dev-lang/mercury-extras/files/mercury-extras-0.13.0_beta6-odbc.patch b/dev-lang/mercury-extras/files/mercury-extras-0.13.0_beta6-odbc.patch
deleted file mode 100644
index b4b686a68215..000000000000
--- a/dev-lang/mercury-extras/files/mercury-extras-0.13.0_beta6-odbc.patch
+++ /dev/null
@@ -1,43 +0,0 @@
---- mercury-extras-0.13.0-beta-2006-04-09.orig/odbc/Mmakefile	2006-04-04 13:49:14.000000000 +1200
-+++ mercury-extras-0.13.0-beta-2006-04-09/odbc/Mmakefile	2006-04-11 22:52:58.000000000 +1200
-@@ -40,18 +40,23 @@
- 
- 	# The following are for Debian.
- 
--	# for unixODBC
--	MLLIBS=-lodbc -lpthread -lltdl -ldl
--
--	# for iODBC
--	# MLLIBS=-liodbc l-pthread -ldl
--	# note: on a DEC Alpha using OSF1 remove the -ldl.
-+	ifeq ($(MODBC_DRIVER),MODBC_UNIX)
-+		# for unixODBC
-+		MLLIBS=-L/usr/lib -lodbc -lpthread -lltdl -ldl
-+	else
-+		# for iODBC
-+		ODBC_LIBS=`iodbc-config --libs`
-+		ODBC_INCLS=`iodbc-config --cflags`
-+		MLLIBS=$(ODBC_LIBS) -lpthread -ldl
-+	endif
- endif
- 
--MAIN_TARGET=odbc_test
-+MAIN_TARGET=libodbc
- 
- .PHONY: depend
--depend: odbc_test.depend
-+depend: odbc.depend
-+
-+install: libodbc.install
- 
- .PHONY: check
- check:
-@@ -62,7 +67,7 @@
- # `--no-ansi' is needed because the ODBC header files include C++-style
- # "//" comments.  `--no-ansi' allows recognition of C++-style "//" comments,
- # presuming you have gcc version 2.7.1 or greater.
--MGNUCFLAGS=--no-ansi -D$(MODBC_DRIVER) -D$(MODBC_DB) -I$(ODBC_INCL_DIR)
-+MGNUCFLAGS=-D$(MODBC_DRIVER) -D$(MODBC_DB) $(ODBC_INCLS)
- 
- #-----------------------------------------------------------------------------#
- #-----------------------------------------------------------------------------#
diff --git a/dev-lang/mercury-extras/files/mercury-extras-0.13.0_beta6-trailed_update.patch b/dev-lang/mercury-extras/files/mercury-extras-0.13.0_beta6-trailed_update.patch
deleted file mode 100644
index c36106b5c7e4..000000000000
--- a/dev-lang/mercury-extras/files/mercury-extras-0.13.0_beta6-trailed_update.patch
+++ /dev/null
@@ -1,56 +0,0 @@
---- mercury-extras-0.13.0-beta-2006-04-03.orig/trailed_update/Mmakefile	2004-07-30 19:03:46.000000000 +1200
-+++ mercury-extras-0.13.0-beta-2006-04-03/trailed_update/Mmakefile	2006-03-26 22:00:13.000000000 +1200
-@@ -4,6 +4,10 @@
- # Public License - see the file COPYING.LIB in the Mercury distribution.
- #-----------------------------------------------------------------------------#
- 
-+LIBGRADES := 	$(foreach grade,$(LIBGRADES), \
-+		$(subst .tr.,$(grade),$(findstring .tr.,$(grade))) \
-+		$(filter %.tr,$(grade)))
-+
- GRADEFLAGS += --use-trail
- 
- # enable C debugging
-@@ -25,6 +29,8 @@
- 	cd samples && mmake $(MMAKEFLAGS) depend
- 	cd tests && mmake $(MMAKEFLAGS) depend
- 
-+install: libtrailed_update.install
-+
- .PHONY: check
- check: libtrailed_update
- 	cd samples && mmake $(MMAKEFLAGS) check
---- mercury-extras-0.13.0-beta-2006-04-09.orig/trailed_update/var.m	2006-03-30 13:21:19.000000000 +1200
-+++ mercury-extras-0.13.0-beta-2006-04-09/trailed_update/var.m	2006-04-12 21:16:27.000000000 +1200
-@@ -831,12 +831,12 @@
- 
- :- pragma export(var.rep_unify(in(ptr(var_rep_any)), in(ptr(var_rep_any))),
- 	"ML_var_unify").
--:- impure pred var.rep_unify(var_rep(T), var_rep(T)).
-+:- pred var.rep_unify(var_rep(T), var_rep(T)).
- :- mode var.rep_unify(in(ptr(var_rep_any)), in(ptr(var_rep_any))) is semidet.
- 
- var.rep_unify(XPtr, YPtr) :-
- 	XPtr = alias(X),
--	(
-+	promise_pure (
- 		X = alias(_),
- 		impure var.rep_unify(X, YPtr)
- 	;
-@@ -880,14 +880,14 @@
- 
- 	% This is the case when the first var is free(DelayedGoals).
- 	%
--:- impure pred var.rep_unify_fr(var_rep(T), var_rep(T), var_rep(T)).
-+:- pred var.rep_unify_fr(var_rep(T), var_rep(T), var_rep(T)).
- :- mode var.rep_unify_fr(in(ptr(var_rep_any)), % really deref_delayed
- 			in(ptr(var_rep_any)),
- 			in(var_rep_deref_delayed)) is semidet.
- 
- var.rep_unify_fr(XPtr, YPtr, X) :-
- 	YPtr = alias(Y),
--	(
-+	promise_pure (
- 		Y = alias(_),
- 		impure var.rep_unify_fr(XPtr, Y, X)
- 	;
diff --git a/dev-lang/mercury-extras/files/mercury-extras-0.13.0_beta7-concurrency.patch b/dev-lang/mercury-extras/files/mercury-extras-0.13.0_beta7-concurrency.patch
deleted file mode 100644
index 793e088bfeb0..000000000000
--- a/dev-lang/mercury-extras/files/mercury-extras-0.13.0_beta7-concurrency.patch
+++ /dev/null
@@ -1,11 +0,0 @@
---- mercury-extras-0.13.0-beta-2006-04-03.orig/concurrency/Mmakefile	2003-01-16 23:44:13.000000000 +1300
-+++ mercury-extras-0.13.0-beta-2006-04-03/concurrency/Mmakefile	2006-03-26 18:45:21.000000000 +1200
-@@ -8,6 +8,8 @@
- 
- TESTS = philo philo2 philo3 midimon
- 
-+LIBGRADES := $(LIBGRADES:hlc.gc=)
-+
- -include ../Mmake.params
- 
- default_target: all
diff --git a/dev-lang/mercury-extras/files/mercury-extras-0.13.0_beta7-odbc.patch b/dev-lang/mercury-extras/files/mercury-extras-0.13.0_beta7-odbc.patch
deleted file mode 100644
index b4b686a68215..000000000000
--- a/dev-lang/mercury-extras/files/mercury-extras-0.13.0_beta7-odbc.patch
+++ /dev/null
@@ -1,43 +0,0 @@
---- mercury-extras-0.13.0-beta-2006-04-09.orig/odbc/Mmakefile	2006-04-04 13:49:14.000000000 +1200
-+++ mercury-extras-0.13.0-beta-2006-04-09/odbc/Mmakefile	2006-04-11 22:52:58.000000000 +1200
-@@ -40,18 +40,23 @@
- 
- 	# The following are for Debian.
- 
--	# for unixODBC
--	MLLIBS=-lodbc -lpthread -lltdl -ldl
--
--	# for iODBC
--	# MLLIBS=-liodbc l-pthread -ldl
--	# note: on a DEC Alpha using OSF1 remove the -ldl.
-+	ifeq ($(MODBC_DRIVER),MODBC_UNIX)
-+		# for unixODBC
-+		MLLIBS=-L/usr/lib -lodbc -lpthread -lltdl -ldl
-+	else
-+		# for iODBC
-+		ODBC_LIBS=`iodbc-config --libs`
-+		ODBC_INCLS=`iodbc-config --cflags`
-+		MLLIBS=$(ODBC_LIBS) -lpthread -ldl
-+	endif
- endif
- 
--MAIN_TARGET=odbc_test
-+MAIN_TARGET=libodbc
- 
- .PHONY: depend
--depend: odbc_test.depend
-+depend: odbc.depend
-+
-+install: libodbc.install
- 
- .PHONY: check
- check:
-@@ -62,7 +67,7 @@
- # `--no-ansi' is needed because the ODBC header files include C++-style
- # "//" comments.  `--no-ansi' allows recognition of C++-style "//" comments,
- # presuming you have gcc version 2.7.1 or greater.
--MGNUCFLAGS=--no-ansi -D$(MODBC_DRIVER) -D$(MODBC_DB) -I$(ODBC_INCL_DIR)
-+MGNUCFLAGS=-D$(MODBC_DRIVER) -D$(MODBC_DB) $(ODBC_INCLS)
- 
- #-----------------------------------------------------------------------------#
- #-----------------------------------------------------------------------------#
diff --git a/dev-lang/mercury-extras/files/mercury-extras-0.13.0_beta7-trailed_update.patch b/dev-lang/mercury-extras/files/mercury-extras-0.13.0_beta7-trailed_update.patch
deleted file mode 100644
index c36106b5c7e4..000000000000
--- a/dev-lang/mercury-extras/files/mercury-extras-0.13.0_beta7-trailed_update.patch
+++ /dev/null
@@ -1,56 +0,0 @@
---- mercury-extras-0.13.0-beta-2006-04-03.orig/trailed_update/Mmakefile	2004-07-30 19:03:46.000000000 +1200
-+++ mercury-extras-0.13.0-beta-2006-04-03/trailed_update/Mmakefile	2006-03-26 22:00:13.000000000 +1200
-@@ -4,6 +4,10 @@
- # Public License - see the file COPYING.LIB in the Mercury distribution.
- #-----------------------------------------------------------------------------#
- 
-+LIBGRADES := 	$(foreach grade,$(LIBGRADES), \
-+		$(subst .tr.,$(grade),$(findstring .tr.,$(grade))) \
-+		$(filter %.tr,$(grade)))
-+
- GRADEFLAGS += --use-trail
- 
- # enable C debugging
-@@ -25,6 +29,8 @@
- 	cd samples && mmake $(MMAKEFLAGS) depend
- 	cd tests && mmake $(MMAKEFLAGS) depend
- 
-+install: libtrailed_update.install
-+
- .PHONY: check
- check: libtrailed_update
- 	cd samples && mmake $(MMAKEFLAGS) check
---- mercury-extras-0.13.0-beta-2006-04-09.orig/trailed_update/var.m	2006-03-30 13:21:19.000000000 +1200
-+++ mercury-extras-0.13.0-beta-2006-04-09/trailed_update/var.m	2006-04-12 21:16:27.000000000 +1200
-@@ -831,12 +831,12 @@
- 
- :- pragma export(var.rep_unify(in(ptr(var_rep_any)), in(ptr(var_rep_any))),
- 	"ML_var_unify").
--:- impure pred var.rep_unify(var_rep(T), var_rep(T)).
-+:- pred var.rep_unify(var_rep(T), var_rep(T)).
- :- mode var.rep_unify(in(ptr(var_rep_any)), in(ptr(var_rep_any))) is semidet.
- 
- var.rep_unify(XPtr, YPtr) :-
- 	XPtr = alias(X),
--	(
-+	promise_pure (
- 		X = alias(_),
- 		impure var.rep_unify(X, YPtr)
- 	;
-@@ -880,14 +880,14 @@
- 
- 	% This is the case when the first var is free(DelayedGoals).
- 	%
--:- impure pred var.rep_unify_fr(var_rep(T), var_rep(T), var_rep(T)).
-+:- pred var.rep_unify_fr(var_rep(T), var_rep(T), var_rep(T)).
- :- mode var.rep_unify_fr(in(ptr(var_rep_any)), % really deref_delayed
- 			in(ptr(var_rep_any)),
- 			in(var_rep_deref_delayed)) is semidet.
- 
- var.rep_unify_fr(XPtr, YPtr, X) :-
- 	YPtr = alias(Y),
--	(
-+	promise_pure (
- 		Y = alias(_),
- 		impure var.rep_unify_fr(XPtr, Y, X)
- 	;
diff --git a/dev-lang/mercury-extras/files/mercury-extras-0.13.0_beta8-concurrency.patch b/dev-lang/mercury-extras/files/mercury-extras-0.13.0_beta8-concurrency.patch
deleted file mode 100644
index 793e088bfeb0..000000000000
--- a/dev-lang/mercury-extras/files/mercury-extras-0.13.0_beta8-concurrency.patch
+++ /dev/null
@@ -1,11 +0,0 @@
---- mercury-extras-0.13.0-beta-2006-04-03.orig/concurrency/Mmakefile	2003-01-16 23:44:13.000000000 +1300
-+++ mercury-extras-0.13.0-beta-2006-04-03/concurrency/Mmakefile	2006-03-26 18:45:21.000000000 +1200
-@@ -8,6 +8,8 @@
- 
- TESTS = philo philo2 philo3 midimon
- 
-+LIBGRADES := $(LIBGRADES:hlc.gc=)
-+
- -include ../Mmake.params
- 
- default_target: all
diff --git a/dev-lang/mercury-extras/files/mercury-extras-0.13.0_beta8-odbc.patch b/dev-lang/mercury-extras/files/mercury-extras-0.13.0_beta8-odbc.patch
deleted file mode 100644
index b4b686a68215..000000000000
--- a/dev-lang/mercury-extras/files/mercury-extras-0.13.0_beta8-odbc.patch
+++ /dev/null
@@ -1,43 +0,0 @@
---- mercury-extras-0.13.0-beta-2006-04-09.orig/odbc/Mmakefile	2006-04-04 13:49:14.000000000 +1200
-+++ mercury-extras-0.13.0-beta-2006-04-09/odbc/Mmakefile	2006-04-11 22:52:58.000000000 +1200
-@@ -40,18 +40,23 @@
- 
- 	# The following are for Debian.
- 
--	# for unixODBC
--	MLLIBS=-lodbc -lpthread -lltdl -ldl
--
--	# for iODBC
--	# MLLIBS=-liodbc l-pthread -ldl
--	# note: on a DEC Alpha using OSF1 remove the -ldl.
-+	ifeq ($(MODBC_DRIVER),MODBC_UNIX)
-+		# for unixODBC
-+		MLLIBS=-L/usr/lib -lodbc -lpthread -lltdl -ldl
-+	else
-+		# for iODBC
-+		ODBC_LIBS=`iodbc-config --libs`
-+		ODBC_INCLS=`iodbc-config --cflags`
-+		MLLIBS=$(ODBC_LIBS) -lpthread -ldl
-+	endif
- endif
- 
--MAIN_TARGET=odbc_test
-+MAIN_TARGET=libodbc
- 
- .PHONY: depend
--depend: odbc_test.depend
-+depend: odbc.depend
-+
-+install: libodbc.install
- 
- .PHONY: check
- check:
-@@ -62,7 +67,7 @@
- # `--no-ansi' is needed because the ODBC header files include C++-style
- # "//" comments.  `--no-ansi' allows recognition of C++-style "//" comments,
- # presuming you have gcc version 2.7.1 or greater.
--MGNUCFLAGS=--no-ansi -D$(MODBC_DRIVER) -D$(MODBC_DB) -I$(ODBC_INCL_DIR)
-+MGNUCFLAGS=-D$(MODBC_DRIVER) -D$(MODBC_DB) $(ODBC_INCLS)
- 
- #-----------------------------------------------------------------------------#
- #-----------------------------------------------------------------------------#
diff --git a/dev-lang/mercury-extras/files/mercury-extras-0.13.0_beta8-trailed_update.patch b/dev-lang/mercury-extras/files/mercury-extras-0.13.0_beta8-trailed_update.patch
deleted file mode 100644
index c36106b5c7e4..000000000000
--- a/dev-lang/mercury-extras/files/mercury-extras-0.13.0_beta8-trailed_update.patch
+++ /dev/null
@@ -1,56 +0,0 @@
---- mercury-extras-0.13.0-beta-2006-04-03.orig/trailed_update/Mmakefile	2004-07-30 19:03:46.000000000 +1200
-+++ mercury-extras-0.13.0-beta-2006-04-03/trailed_update/Mmakefile	2006-03-26 22:00:13.000000000 +1200
-@@ -4,6 +4,10 @@
- # Public License - see the file COPYING.LIB in the Mercury distribution.
- #-----------------------------------------------------------------------------#
- 
-+LIBGRADES := 	$(foreach grade,$(LIBGRADES), \
-+		$(subst .tr.,$(grade),$(findstring .tr.,$(grade))) \
-+		$(filter %.tr,$(grade)))
-+
- GRADEFLAGS += --use-trail
- 
- # enable C debugging
-@@ -25,6 +29,8 @@
- 	cd samples && mmake $(MMAKEFLAGS) depend
- 	cd tests && mmake $(MMAKEFLAGS) depend
- 
-+install: libtrailed_update.install
-+
- .PHONY: check
- check: libtrailed_update
- 	cd samples && mmake $(MMAKEFLAGS) check
---- mercury-extras-0.13.0-beta-2006-04-09.orig/trailed_update/var.m	2006-03-30 13:21:19.000000000 +1200
-+++ mercury-extras-0.13.0-beta-2006-04-09/trailed_update/var.m	2006-04-12 21:16:27.000000000 +1200
-@@ -831,12 +831,12 @@
- 
- :- pragma export(var.rep_unify(in(ptr(var_rep_any)), in(ptr(var_rep_any))),
- 	"ML_var_unify").
--:- impure pred var.rep_unify(var_rep(T), var_rep(T)).
-+:- pred var.rep_unify(var_rep(T), var_rep(T)).
- :- mode var.rep_unify(in(ptr(var_rep_any)), in(ptr(var_rep_any))) is semidet.
- 
- var.rep_unify(XPtr, YPtr) :-
- 	XPtr = alias(X),
--	(
-+	promise_pure (
- 		X = alias(_),
- 		impure var.rep_unify(X, YPtr)
- 	;
-@@ -880,14 +880,14 @@
- 
- 	% This is the case when the first var is free(DelayedGoals).
- 	%
--:- impure pred var.rep_unify_fr(var_rep(T), var_rep(T), var_rep(T)).
-+:- pred var.rep_unify_fr(var_rep(T), var_rep(T), var_rep(T)).
- :- mode var.rep_unify_fr(in(ptr(var_rep_any)), % really deref_delayed
- 			in(ptr(var_rep_any)),
- 			in(var_rep_deref_delayed)) is semidet.
- 
- var.rep_unify_fr(XPtr, YPtr, X) :-
- 	YPtr = alias(Y),
--	(
-+	promise_pure (
- 		Y = alias(_),
- 		impure var.rep_unify_fr(XPtr, Y, X)
- 	;