brew fail

gistfile1.txt

==> Build Environment
HOMEBREW_VERSION: 0.9.3
HEAD: e5916e8923f1a0bd2ba8750c813d85b674bd9dfc
CPU: 8-core 64-bit nehalem
OS X: 10.6.8-x86_64
Xcode: 3.2.4
Error: Homebrew doesn't know what compiler versions ship with your version of
Xcode. Please file an issue with the output of `brew --config`:
  https://github.com/mxcl/homebrew/issues

Thanks!
GCC-4.0: build 5494
GCC-4.2: build 5664
LLVM-GCC: build 2326
Clang: 1.5 build 60
X11: 2.3.6 in /usr/X11
CC: /usr/bin/gcc-4.2
CXX: /usr/bin/g++-4.2
LD: /usr/bin/gcc-4.2
CFLAGS: -Os -w -pipe -march=core2 -msse4 -mmacosx-version-min=10.6 -I/usr/local/Cellar/ossp-uuid/1.6.2/include
CXXFLAGS: -Os -w -pipe -march=core2 -msse4 -mmacosx-version-min=10.6
CPPFLAGS: -I/usr/local/opt/readline/include -I/usr/include/libxml2
LDFLAGS: -L/usr/local/opt/readline/lib -L/usr/local/lib -L/usr/local/Cellar/ossp-uuid/1.6.2/lib
MAKEFLAGS: -j8
CMAKE_PREFIX_PATH: /usr/local/opt/readline
MACOSX_DEPLOYMENT_TARGET: 10.6
ACLOCAL_PATH: /usr/local/share/aclocal
OBJC: /usr/bin/gcc-4.2
PATH: /Users/levi/.rvm/gems/ruby-1.9.3-p194@pichu/bin:/Users/levi/.rvm/gems/ruby-1.9.3-p194@global/bin:/Users/levi/.rvm/rubies/ruby-1.9.3-p194/bin:/Users/levi/.rvm/bin:/Users/levi/bin:/Users/levi/homey:/usr/local/sbin:/usr/local/bin:/usr/bin:/bin:/usr/sbin:/sbin:/usr/X11/bin:/usr/local/Library/Contributions/cmds

Error: Failed executing: make install-world (postgresql.rb:61)

This link will help resolve the above errors:
    https://github.com/mxcl/homebrew/wiki/bug-fixing-checklist