Using the makefile debugger remake to figure out a JSMESS/MESS build conflict

gistfile1.txt

remake[1]: *** [obj/sdl/mess/mess.o] Error 1

#0  obj/sdl/mess/mess.o at ??
#1  messtiny at /home/milianov/remess/jsmess/mess/makefile:869
#2  emulator at /home/milianov/remess/jsmess/mess/makefile:812
#3  default at /home/milianov/remess/jsmess/mess/makefile:764

***Entering debugger because we encountered a fatal error.
***Exiting the debugger will exit make with exit code 1.

(/home/milianov/remess/jsmess/mess/makefile:889)
obj/sdl/mess/mess.o: src/mess/mess.c
mdb<<34>> info program
Starting directory `/home/milianov/remess/jsmess/mess'
Program invocation:
	remake  --debugger OSD=sdl NOWERROR=1 TARGET=mess SUBTARGET=tiny SYSTEM=coleco VERBOSE=1 CROSS_BUILD=1 NATIVE_OBJ=/home/milianov/remess/jsmess/mess/obj/nativesdl64 TARGETOS=emscripten PTR64=0 OPTIMIZE=2
Recursion level: 1
Program stopped after an error encountered.

mdb<<35>> target

obj/sdl/mess/mess.o: src/mess/mess.c
#  Implicit rule search has been done.
#  Implicit/static pattern stem: `mess/mess'
#  File does not exist.
#  File has not been updated.
#  Commands currently running (THIS IS A BUG).
# automatic
# @ := obj/sdl/mess/mess.o
# automatic
# % := 
# automatic
# * := mess/mess
# automatic
# + := src/mess/mess.c
# automatic
# | := 
# automatic
# < := src/mess/mess.c
# automatic
# ^ := src/mess/mess.c
# automatic
# ? := src/mess/mess.c
#  commands to execute (from `makefile', line 890):
	@echo Compiling $<...
	$(CC) $(CDEFS) $(CFLAGS) -c $< -o $@
	
mdb<<36>> print CC
src/osd/sdl/sdl.mak:449 (origin: makefile) CC = @gcc-4.6
mdb<<37>>