gcc-3_3-branch bootstrap broken, $$r undeclared

[Olaf Hering]

It seems to some undeclared variable:

CC_FOR_TARGET = $(STAGE_CC_WRAPPER) $$r/gcc/xgcc -B$$r/gcc/ $(FLAGS_FOR_TARGET)

gcc -c   -O1 -fsigned-char -g -Wall -DIN_GCC   -W -Wall -Wwrite-strings -Wstrict-prototypes -Wmissing-prototypes -Wtraditional -pedantic -Wno-long-long   -DHAVE_CONFIG_H    -I. -I. -I/home/toolchain/gcc-3_3-branch/gcc -I/home/toolchain/gcc-3_3-branch/gcc/. -I/home/toolchain/gcc-3_3-branch/gcc/config -I/home/toolchain/gcc-3_3-branch/gcc/../include /home/toolchain/gcc-3_3-branch/gcc/cppspec.c -o cppspec.o
gcc   -O1 -fsigned-char -g -Wall -DIN_GCC   -W -Wall -Wwrite-strings -Wstrict-prototypes -Wmissing-prototypes -Wtraditional -pedantic -Wno-long-long   -DHAVE_CONFIG_H  -o cpp gcc.o cppspec.o intl.o \
  prefix.o version.o    ../libiberty/libiberty.a
/gcc/xgcc -B/gcc/ -B/home/toolchain/gcc33/powerpc-unknown-linux-gnu/bin/ -B/home/toolchain/gcc33/powerpc-unknown-linux-gnu/lib/ -isystem /home/toolchain/gcc33/powerpc-unknown-linux-gnu/include -dumpspecs > tmp-specs
/bin/sh: line 1: /gcc/xgcc: No such file or directory
make[1]: *** [specs] Error 127
make[1]: Leaving directory `/home/toolchain/obj33/obj-gcc/gcc'
make: *** [all-gcc] Error 2
Command exited with non-zero status 2

This worked 3 days ago. Where is 'r' declared?

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