[lttng-docs.git] / contents / using-lttng / instrumenting / advanced-techniques / 32-bit-on-64-bit / building-32-bit-userspace-rcu.md

---
id: building-32-bit-userspace-rcu
---

Follow this:

<pre class="term">
git clone git://git.urcu.so/urcu.git
cd urcu
./bootstrap
./configure --libdir=/usr/lib32 CFLAGS=-m32
make
sudo make install
sudo ldconfig
</pre>

The `-m32` C compiler flag creates 32-bit object files and `--libdir`
indicates where to install the resulting libraries.
Commit	Line	Data
5e0cbfb0 PP	1	---
	2	id: building-32-bit-userspace-rcu
	3	---
	4
	5	Follow this:
	6
	7	<pre class="term">
	8	git clone git://git.urcu.so/urcu.git
	9	cd urcu
	10	./bootstrap
	11	./configure --libdir=/usr/lib32 CFLAGS=-m32
	12	make
	13	sudo make install
	14	sudo ldconfig
	15	</pre>
	16
	17	The `-m32` C compiler flag creates 32-bit object files and `--libdir`
	18	indicates where to install the resulting libraries.