[an error occurred while processing this directive]
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UNION U_TAG \(
INT IVAL;
FLOAT FVAL;
CHAR *PVAL;
\) UVAL;IF (UTYPE == INT)
PRINTF("%D\N", UVAL.IVAL);
ELSE IF (UTYPE == FLOAT)
PRINTF("%F\N", UVAL.FVAL);
ELSE IF (UTYPE == STRING)
PRINTF("%S\N", UVAL.PVAL);
ELSE
PRINTF("BAD TYPE %D IN UTYPE\N", UTYPE);