I'm seeing this on doing "make check":

===============
Rendering tests
===============
Error opening test list file ./rsvg-test.txt
PASS: rsvg-test
/crash/only style information: OK
PASS: crash
/dimensions/no viewbox, width and height: OK
/dimensions/100% width and height: OK
/dimensions/viewbox only: OK
/dimensions/sub/rect no unit: OK
/dimensions/sub/rect with transform: OK
PASS: dimensions
/styles/selectors/type: OK
/styles/selectors/class: OK
/styles/selectors/#id: OK
/styles/selectors/style: OK
/styles/selectors/style property prior than class: OK
/styles/selectors/#id prior than class: **
ERROR:styles.c:29:assert_equal_color: assertion failed (expected == actual): (0x00008000 == 0x0000ff00)
/bin/sh: line 5: 26242 Aborted                 (core dumped) ${dir}$tst
FAIL: styles
=========================================================================
1 of 4 tests failed
Please report to https://bugzilla.gnome.org/enter_bug.cgi?product=librsvg
=========================================================================

System is Linux 3.5.6, glibc 2.16, gcc 4.7.2