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Transform outermost "break" to "return ret". If the immediately preceeding statement was an assignment to ret, return the value directly. Reviewed-by: Laurent Vivier <laurent@vivier.eu> Reviewed-by: Philippe Mathieu-Daudé <f4bug@amsat.org> Signed-off-by: Richard Henderson <richard.henderson@linaro.org> Message-Id: <20180818190118.12911-4-richard.henderson@linaro.org> Signed-off-by: Laurent Vivier <laurent@vivier.eu>