A questionable apporach to adding types

rtree-c/test/expected/constant/reduction/r0101.c

rtree-c/test/expected/constant/reduction/r011.c

rtree-c/test/expected/constant/reduction/r10000.c

rtree-c/test/expected/constant/reduction/r10001.c

rtree-c/test/expected/constant/reduction/r1001.c

rtree-c/test/expected/constant/reduction/r101.c

rtree-c/test/expected/constant/reduction/r11000.c

rtree-c/test/expected/constant/reduction/r11001.c

rtree-c/test/expected/constant/reduction/r1101.c

rtree-c/test/expected/constant/reduction/r110111.c

rtree-c/test/expected/constant/reduction/r111.c

rtree-c/test/expected/declaration/main.c

rtree-c/test/expected/declaration/reduction/r0000.c

rtree-c/test/expected/declaration/reduction/r0001.c

rtree-c/test/expected/declaration/reduction/r0010.c

rtree-c/test/expected/declaration/reduction/r0011.c

rtree-c/test/expected/declaration/reduction/r0100.c

rtree-c/test/expected/declaration/reduction/r0101.c

rtree-c/test/expected/declaration/reduction/r0110.c

rtree-c/test/expected/declaration/reduction/r0111.c