Hello, M32R simulator does not accept memory accesses whose addresses are larger than 0x800000 (8MB) by default. But these days many embedded applications require more memory space. The attached patch increases the default memory region to 32MB. OK to commit? Kei Sakamoto Renesas Technology Corp. === 2003-10-23 Kei Sakamoto * gdb.texinfo : increases the default memory space to 32MB.