Additional corrections to the new ReRAM layers in the magic tech files. Also corrected the GDS-exact tech file to avoid having text or pin purpose metals erase vias when they overdraw them.

diff --git a/VERSION b/VERSION
index 084a34e..5207e12 100644
--- a/VERSION
+++ b/VERSION

@@ -1 +1 @@
-1.0.256
+1.0.257

diff --git a/sky130/magic/sky130.tech b/sky130/magic/sky130.tech
index 74c730b..7bad45a 100644
--- a/sky130/magic/sky130.tech
+++ b/sky130/magic/sky130.tech

@@ -3566,19 +3566,23 @@
 #endif (MIM)
 
 #ifdef RERAM
+#undef RERAM
  layer reram RERAM
  and VIA1
  grow 55
+#define RERAM
 #endif (RERAM)
 
  templayer m2cbase VIA1
  and-not COREID
-#ifdef RERAM
- and-not RERAM
-#endif (RERAM)
  grow 5
  or VIA1
  grow 50
+#ifdef RERAM
+#undef RERAM
+ and-not RERAM
+#define RERAM
+#endif (RERAM)
 
  layer m2c m2cbase
  grow 30
@@ -4021,7 +4025,9 @@
  calma MET1 68 20
  calma VIA1 68 44
 #ifdef RERAM
+#undef RERAM
  calma RERAM 201 20
+#define RERAM
 #endif (RERAM)
  calma MET2 69 20
  calma VIA2 69 44

diff --git a/sky130/magic/sky130gds.tech b/sky130/magic/sky130gds.tech
index 503b2ba..1f3c43e 100644
--- a/sky130/magic/sky130gds.tech
+++ b/sky130/magic/sky130gds.tech

@@ -1,3 +1,4 @@
+#undef RERAM
 tech
     format 32
     TECHNAME-GDS
@@ -52,6 +53,7 @@
  p40
  p41
  p42
+ p43
 end
 
 types
@@ -125,6 +127,7 @@
  p40 CNTMADD,l67
  p41 CP1MADD,l68
  p42 BOUND,l69
+ p43 RERAM,l71
 end
 
 contact
@@ -202,6 +205,7 @@
  l68   implant4
  l69   subcircuit
  l70   polysilicon
+ l71   electrode_stripes
  error_p	error_waffle
  error_s	error_waffle
  error_ps	error_waffle
@@ -213,6 +217,18 @@
    paint  VIA2    MET3  VIA2
    paint  VIA3    MET4  VIA3
    paint  VIA4    MET5  VIA4
+
+   paint  MCON    MET1P  MCON
+   paint  VIA1    MET2P  VIA1
+   paint  VIA2    MET3P  VIA2
+   paint  VIA3    MET4P  VIA3
+   paint  VIA4    MET5P  VIA4
+
+   paint  MCON    MET1T  MCON
+   paint  VIA1    MET2T  VIA1
+   paint  VIA2    MET3T  VIA2
+   paint  VIA3    MET4T  VIA3
+   paint  VIA4    MET5T  VIA4
 end
 
 connect
@@ -332,6 +348,10 @@
  labels VIA1 
  calma 68 44
 
+ layer  RERAM RERAM
+ labels RERAM
+ calma 201 20
+
  layer  MET3 MET3,MET3T,MET3P,VIA2
  calma 70 20
 
@@ -570,6 +590,7 @@
  layer l68 CP1MADD
  layer l69 BOUND
  layer l70 POLYT
+ layer l71 RERAM
  calma NWELL  64 20
  calma DNWELL 64 18
  calma DIFF   65 20
@@ -640,6 +661,7 @@
  calma CP1MADD  33 43
  calma BOUND  235 4
  calma POLYT  66 16
+ calma RERAM 201 20
 end
  
 mzrouter
@@ -737,4 +759,5 @@
  planeorder p40 39
  planeorder p41 40
  planeorder p42 41
+ planeorder p43 42
 end