For GCC 8, when --enable-checking=yes,rtl is used with x32 GCC, I got cc1plus: out of memory allocating 56137200 bytes after a total of 3139436544 bytes make[5]: *** [Makefile:1104: insn-extract.o] Error 1 make[5]: *** Waiting for unfinished jobs....
gcc-7-branch is OK. Is this expected? -- H.J.