In the Init_I2S PE module:
If you set transmit configuration->word flag configuration to 1, this is the comment and code generated (I2S1.c):
/* I2S0_RCR3: RCE=0,WDFL=0 */
I2S0_RCR3 &= (uint32_t)~(uint32_t)((I2S_RCR3_RCE(0x03) | I2S_RCR3_WDFL(0x1F)));
seems the comment is correct, code not so much?
(K20F120M project)