Add old (without --timing) verilator test

test-verilator4/.clang-format

@@ -0,0 +1,38 @@
+BasedOnStyle: LLVM
+IndentWidth: 4
+UseTab: false
+
+AlignAfterOpenBracket: Align
+AlignConsecutiveAssignments: true
+AlignConsecutiveMacros: true
+AlignEscapedNewlines: Left
+AlignOperands: Align
+
+AlignTrailingComments: true
+AllowShortBlocksOnASingleLine: Empty
+AllowShortCaseLabelsOnASingleLine: false
+AllowShortFunctionsOnASingleLine: Empty
+AllowShortIfStatementsOnASingleLine: WithoutElse
+
+BinPackArguments: true
+
+BreakBeforeBraces: Custom
+BraceWrapping:
+    AfterCaseLabel: false
+    AfterControlStatement: MultiLine
+    AfterFunction: true
+    AfterStruct: true
+    BeforeElse: true
+    BeforeWhile: false
+    IndentBraces: false
+    SplitEmptyFunction: false
+
+IncludeBlocks: Regroup
+SpaceBeforeParens: ControlStatements
+SpaceBeforeSquareBrackets: false
+SpaceInEmptyBlock: false
+SpacesBeforeTrailingComments: 4
+SpacesInCStyleCastParentheses: false
+SpacesInContainerLiterals: false
+SpacesInParentheses: false
+SpacesInSquareBrackets: false