Can't compile on OSX 10.5.8 + GCC 4.0.1

[GoogleCodeExporter]

What steps will reproduce the problem?
1.  Can't compile on OSX 10.5.8

What is the expected output? What do you see instead?

libconcurrency $  make
gcc -ansi -pedantic -O2 -fPIC -I./ -c libconcurrency/coro.c -o 
libconcurrency/coro.o
libconcurrency/coro.c:60: error: thread-local storage not supported for this 
target
libconcurrency/coro.c:61: error: thread-local storage not supported for this 
target
libconcurrency/coro.c:62: error: thread-local storage not supported for this 
target
make: *** [libconcurrency/coro.o] Error 1


What version of the product are you using? On what operating system?

From svn

Please provide any additional information below.

gcc --version
i686-apple-darwin9-gcc-4.0.1 (GCC) 4.0.1 (Apple Inc. build 5488)
Copyright (C) 2005 Free Software Foundation, Inc.
This is free software; see the source for copying conditions.  There is NO
warranty; not even for MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.

Original issue reported on code.google.com by [email protected] on 30 Jun 2011 at 9:52