diff --git a/src/pseudoopcodes.c b/src/pseudoopcodes.c
index bca28f7..ed07435 100644
--- a/src/pseudoopcodes.c
+++ b/src/pseudoopcodes.c
@@ -95,16 +95,20 @@ void notreallypo_setpc(void)	// GotByte is '*'
 	// before actually setting pc,
 	// support stupidly bad, old, ancient, deprecated, obsolete behaviour:
 	if (pseudopc_isactive()) {
-		if (config.dialect < V0_93__SHORTER_SETPC_WARNING) {
-			Throw_warning("Offset assembly still active at end of segment. Switched it off.");
-			end_all_pseudopc();
-		} else if (config.dialect < V0_94_8__DISABLED_OBSOLETE) {
+		if (config.dialect >= V0_94_8__DISABLED_OBSOLETE) {
+			// current behaviour:
+			// setting pc does not disable pseudopc
+		} else if (config.dialect >= V0_93__SHORTER_SETPC_WARNING) {
 			Throw_warning("Offset assembly still active at end of segment.");
-			end_all_pseudopc();	// warning no longer said it
-			// would switch off, but still did. nevertheless, there
+			end_all_pseudopc();	// warning did not say it would
+			// disable pseudopc, but still did. nevertheless, there
 			// is something different to older versions: when the
 			// closing '}' or !realpc is encountered, _really_ weird
 			// stuff happens! i see no reason to try to mimic that.
+		} else {
+			// prior to 0.93, setting pc disabled pseudopc with a warning:
+			Throw_warning("Offset assembly still active at end of segment. Switched it off.");
+			end_all_pseudopc();
 		}
 	}
 
@@ -676,18 +680,15 @@ static enum eos po_align(void)
 // not using a block is no longer allowed
 static void old_offset_assembly(void)
 {
-	// really old versions allowed it
-	if (config.dialect < V0_86__DEPRECATE_REALPC)
-		return;
-
-	// then it was deprecated
-	if (config.dialect < V0_94_8__DISABLED_OBSOLETE) {
+	if (config.dialect >= V0_94_8__DISABLED_OBSOLETE) {
+		// now it's obsolete
+		Throw_error("\"!pseudopc/!realpc\" is obsolete; use \"!pseudopc {}\" instead.");	// FIXME - amend msg, tell user how to use old behaviour!
+	} else if (config.dialect >= V0_86__DEPRECATE_REALPC) {
+		// earlier it was deprecated
 		Throw_first_pass_warning("\"!pseudopc/!realpc\" is deprecated; use \"!pseudopc {}\" instead.");
-		return;
+	} else {
+		// really old versions allowed it
 	}
-
-	// now it's obsolete
-	Throw_error("\"!pseudopc/!realpc\" is obsolete; use \"!pseudopc {}\" instead.");	// FIXME - amend msg, tell user how to use old behaviour!
 }
 
 // start offset assembly
diff --git a/src/version.h b/src/version.h
index 5fd7901..6caaf4f 100644
--- a/src/version.h
+++ b/src/version.h
@@ -9,7 +9,7 @@
 
 #define RELEASE		"0.97"		// update before release	FIXME
 #define CODENAME	"Zem"		// update before release
-#define CHANGE_DATE	"19 Feb"	// update before release	FIXME
+#define CHANGE_DATE	"20 Feb"	// update before release	FIXME
 #define CHANGE_YEAR	"2024"		// update before release
 //#define HOME_PAGE	"http://home.pages.de/~mac_bacon/smorbrod/acme/"
 #define HOME_PAGE	"http://sourceforge.net/p/acme-crossass/"	// FIXME
diff --git a/testing/cliargs/Makefile b/testing/cliargs/Makefile
index c149590..3d44682 100644
--- a/testing/cliargs/Makefile
+++ b/testing/cliargs/Makefile
@@ -1,14 +1,22 @@
 #ACMEFLAGS	= -v0
 
-.PHONY: outformats
+.PHONY: dialects outformats
 
 .SILENT:
 
-all: outformats
+all: dialects outformats
 	echo
 	echo "Testing cliargs: PASSED"
 	echo
 
+dialects: dialect085.a dialect086.a dialect09406.a dialect09408.a dialect09412.a
+	acme --strict --dialect 0.85 dialect085.a
+	acme --strict --dialect 0.86 dialect086.a
+	acme --strict --dialect 0.94.6 dialect09406.a
+	acme --strict --dialect 0.94.8 dialect09408.a
+	acme --strict --dialect 0.94.12 dialect09412.a
+	$(RM) test.o
+
 outformats: outformats.a outformats.sh outformat-*.exp
 	echo "Testing output formats:"
 	bash outformats.sh
diff --git a/testing/cliargs/dialect085.a b/testing/cliargs/dialect085.a
new file mode 100644
index 0000000..4d03820
--- /dev/null
+++ b/testing/cliargs/dialect085.a
@@ -0,0 +1,9 @@
+	; 0.86 warns about using "!to" without file format indicator:
+	!to "test.o"
+	; "!pseudopc"/"!realpc" warn in 0.86, throw error in 0.94.8:
+	*=$1000
+	!pseudopc $2345
+		!wo *
+	!realpc
+
+	!src "dialect086.a"
diff --git a/testing/cliargs/dialect086.a b/testing/cliargs/dialect086.a
new file mode 100644
index 0000000..db9be41
--- /dev/null
+++ b/testing/cliargs/dialect086.a
@@ -0,0 +1,6 @@
+	; "power of" is left-associative, becomes right-associative in 0.94.6:
+	!if 2^3^4 != (2^3)^4 {
+		!error "power-of operator is not left-associative."
+	}
+
+	!src "dialect09406.a"
diff --git a/testing/cliargs/dialect09406.a b/testing/cliargs/dialect09406.a
new file mode 100644
index 0000000..1517f94
--- /dev/null
+++ b/testing/cliargs/dialect09406.a
@@ -0,0 +1,24 @@
+	; "!pseudopc"/"!realpc" throw error in 0.94.8:
+	*=$2000
+!nowarn	!pseudopc $2345
+		!wo *
+!nowarn	!realpc
+	; "!cbm" throws error in 0.94.8:
+!nowarn	!cbm
+	; "!subzone" throws error in 0.94.8:
+!nowarn	!subzone dummy
+	; "*=" terminates "!pseudopc", works in 0.94.8:
+	!pseudopc $1010 {
+		!if * != $1010 {
+			!error "pc is not $1010"
+		}
+!nowarn	*=$2020
+		!if * != $2020 {
+			!error "pc is not $2020"
+		}
+	}
+	!if * != $2020 {
+		!error "pc is not $2020"
+	}
+
+	!src "dialect09408.a"
diff --git a/testing/cliargs/dialect09408.a b/testing/cliargs/dialect09408.a
new file mode 100644
index 0000000..0a6986e
--- /dev/null
+++ b/testing/cliargs/dialect09408.a
@@ -0,0 +1,6 @@
+	; "!for" syntax changes in 0.94.12:
+	!for ii, 4 {
+		!info ii
+	}
+
+	!src "dialect09412.a"
diff --git a/testing/cliargs/dialect09412.a b/testing/cliargs/dialect09412.a
new file mode 100644
index 0000000..45ed140
--- /dev/null
+++ b/testing/cliargs/dialect09412.a
@@ -0,0 +1,5 @@
+	; double-quotes indicate strings in 0.97:
+	a = "a" + 10
+	; backslash becomes escape char in 0.97:
+	b = "\"
+	c = '\'
diff --git a/testing/errors/targetoutofrange.a b/testing/errors/targetoutofrange.a
new file mode 100644
index 0000000..2b45c54
--- /dev/null
+++ b/testing/errors/targetoutofrange.a
@@ -0,0 +1,2 @@
+	*=$1000
+	beq $1083	; -> "Target out of range (129; 2 too far)."