Maybe it is same as the following PR.

toolchain/24386: Toolchain cannot create executables

From: matthew green <mrg@eterna.com.au>
Subject: re: tree should work again 
Date: Thu, 12 Feb 2004 00:58:54 +1100

> please show "cc -v -save-temps a.c".

Here is result:

Using built-in specs.
Configured with: /home/mrg/src/netbsd/rosrc/tools/gcc/../../gnu/dist/gcc/configure --enable-long-long --disable-multilib --enable-threads --build=i386-unknown-netbsdelf --host=i386--netbsdelf --target=i386--netbsdelf : (reconfigured) /home/mrg/src/netbsd/rosrc/tools/gcc/../../gnu/dist/gcc/configure --enable-long-long --disable-multilib --enable-threads --build=i386-unknown-netbsdelf1.6ZF --host=i386--netbsdelf --target=i386--netbsdelf
Thread model: posix
gcc version 3.3.3 20040209 (prerelease/NetBSD)
 /usr/bin/../libexec/cc1 -E -quiet -v -iprefix /usr/bin/../libexec/i386--netbsdelf/3.3.3/ -D__GNUC__=3 -D__GNUC_MINOR__=3 -D__GNUC_PATCHLEVEL__=3 a.c a.i
ignoring nonexistent directory "/usr/libexec/i386--netbsdelf/3.3.3/include"
#include "..." search starts here:
#include <...> search starts here:
 /usr/include
End of search list.
 /usr/bin/../libexec/cc1 -fpreprocessed a.i -quiet -dumpbase a.c -auxbase a -version -o a.s
GNU C version 3.3.3 20040209 (prerelease/NetBSD) (i386--netbsdelf)
	compiled by GNU C version 3.3.3 20040209 (prerelease/NetBSD).
GGC heuristics: --param ggc-min-expand=64 --param ggc-min-heapsize=65327
 as -o a.o a.s
 ld -dc -dp -e __start -dynamic-linker /usr/libexec/ld.elf_so crt0.o crtbegin.o -L/usr/bin/../libexec -L/usr/bin/../libexec -L/usr/libexec a.o -lgcc -lc -lgcc crtend.o
ld: cannot open crt0.o: No such file or directory