Made an extension to the handling of "dev/gauss" syntax in the
mismatch_params.py script that takes care of a one-off syntax in
the sky130_fd_pr__cap_var_hvt model file that has to be handled
a little differently than all the others.

VERSION

diff --git a/VERSION b/VERSION
index 337b234..ef6675f 100644
--- a/VERSION
+++ b/VERSION
@@ -1 +1 @@
-1.0.304
+1.0.305

sky130/custom/scripts/mismatch_params.py

diff --git a/sky130/custom/scripts/mismatch_params.py b/sky130/custom/scripts/mismatch_params.py
index c9388cc..91e35fa 100755
--- a/sky130/custom/scripts/mismatch_params.py
+++ b/sky130/custom/scripts/mismatch_params.py
@@ -114,6 +114,10 @@
 
 gaussrex = re.compile('\'[ \t]+dev\/gauss=\'', re.IGNORECASE)
 
+# Same as above, for parameters that are not already expressions.
+
+gauss2rex = re.compile('=[ \t]*([^ \t]+)[ \t]+dev\/gauss=\'', re.IGNORECASE)
+
 #--------------------------------------------------------------------
 # Step 2.  Make replacements
 #--------------------------------------------------------------------
@@ -142,6 +146,12 @@
             replaced_something = True
             print("  Line {}: Found PSPICE dev/gauss and replaced.".format(line_number))
 
+        gmatch = gauss2rex.search(newline)
+        if gmatch:
+            newline = gauss2rex.sub("='\g<1>+" + mm_switch_param + '*AGAUSS(0,1.0,1)*', newline)
+            replaced_something = True
+            print("  Line {}: Found PSPICE dev/gauss and replaced.".format(line_number))
+
         if state == 'before_mismatch':
             outfile.write(newline)
             mmatch = mmrex.match(newline)