#define TDF_RHS_ONLY (1 << 17) /* a flag to only print the RHS of
a gimple stmt. */
#define TDF_ASMNAME (1 << 18) /* display asm names of decls */
+#define TDF_EH (1 << 19) /* display EH region number
+ holding this gimple statement. */
/* In tree-dump.c */