parser error with static initializer

static_init:
class A {
static foo
static bar
static { foo = "FOO" bar = "BAR" }
}

$ groovyc static_init
>>> a serious error occurred: found unexpected token during REDUCE [804]
>>> stacktrace:
found unexpected token during REDUCE [804]
at org.codehaus.groovy.syntax.parser.Parser.expression(Parser.java:3009)
at org.codehaus.groovy.syntax.parser.Parser.propertyDeclaration(Parser.java:1125)
at org.codehaus.groovy.syntax.parser.Parser.typeBodyStatement(Parser.java:955)
at org.codehaus.groovy.syntax.parser.Parser.typeBody(Parser.java:804)
at org.codehaus.groovy.syntax.parser.Parser.classDeclaration(Parser.java:644)
at org.codehaus.groovy.syntax.parser.Parser.topLevelStatement(Parser.java:506)
at org.codehaus.groovy.syntax.parser.Parser.module(Parser.java:299)
at org.codehaus.groovy.syntax.parser.Parser.parse(Parser.java:103)
at org.codehaus.groovy.control.SourceUnit.parse(SourceUnit.java:288)
at org.codehaus.groovy.control.CompilationUnit$3.call(CompilationUnit.java:528)
at org.codehaus.groovy.control.CompilationUnit.applyToSourceUnits(CompilationUnit.java:872)
at org.codehaus.groovy.control.CompilationUnit.parse(CompilationUnit.java:513)
at org.codehaus.groovy.control.CompilationUnit.compile(CompilationUnit.java:475)
at org.codehaus.groovy.control.CompilationUnit.compile(CompilationUnit.java:452)
at org.codehaus.groovy.tools.FileSystemCompiler.compile(FileSystemCompiler.java:72)
at org.codehaus.groovy.tools.FileSystemCompiler.main(FileSystemCompiler.java:211)
at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:39)
at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25)
at java.lang.reflect.Method.invoke(Method.java:324)
at org.codehaus.classworlds.Launcher.launchStandard(Launcher.java:410)
at org.codehaus.classworlds.Launcher.launch(Launcher.java:344)
at org.codehaus.classworlds.Launcher.main(Launcher.java:474)