@@ -461,7 +461,7 @@ void CheckBufferOverrunImpl::negativeIndexError(const Token* tok,
     }
 
     reportError(getErrorPath(tok, negativeValue, "Negative array index"),
-                negativeValue->errorSeverity() ? Severity::error : Severity::warning,
+                (negativeValue->errorSeverity() && !negativeValue->conditional) ? Severity::error : Severity::warning,
                 "negativeIndex",
                 arrayIndexMessage(tok, dimensions, indexes, condition),
                 CWE_BUFFER_UNDERRUN,
Original file line number	Diff line number	Diff line change
`@@ -461,7 +461,7 @@ void CheckBufferOverrunImpl::negativeIndexError(const Token* tok,`
`461`	`461`	`}`
`462`	`462`
`463`	`463`	`reportError(getErrorPath(tok, negativeValue, "Negative array index"),`
`464`		`- negativeValue->errorSeverity() ? Severity::error : Severity::warning,`
	`464`	`+ (negativeValue->errorSeverity() && !negativeValue->conditional) ? Severity::error : Severity::warning,`
`465`	`465`	`"negativeIndex",`
`466`	`466`	`arrayIndexMessage(tok, dimensions, indexes, condition),`
`467`	`467`	`CWE_BUFFER_UNDERRUN,`