--- libtool-failed-stamps	2012-10-04 09:11:27.909881710 -0500
+++ libtool-passed-stamps	2012-10-04 09:14:33.997328844 -0500
@@ -23,18 +23,56 @@ external-arago-toolchain-1.0-r2.do_popul
 external-arago-toolchain-1.0-r2.do_populate_sysroot.sigdata.bccac35b2b6fecd3cbec49ccc208c6a9
 external-arago-toolchain-1.0-r2.do_unpack
 external-arago-toolchain-1.0-r2.do_unpack.sigdata.14d8090b51a447ceb4ccf44941781e47
+libtool-2.4.2-r3.0.do_build
 libtool-2.4.2-r3.0.do_cleansstate
 libtool-2.4.2-r3.0.do_cleansstate.sigdata.e2a5d5c89e3be41823e835c18b50dfa3
+libtool-2.4.2-r3.0.do_compile
+libtool-2.4.2-r3.0.do_compile.sigdata.ea5125c6ecc524aed598dba3b731d92d
+libtool-2.4.2-r3.0.do_configure
+libtool-2.4.2-r3.0.do_configure.sigdata.2e462cacc7c699c75bce74bb7dcf55f4
 libtool-2.4.2-r3.0.do_create_srcipk
 libtool-2.4.2-r3.0.do_create_srcipk.sigdata.caa56f6b8b195ff4e6a063f1288c5f86
 libtool-2.4.2-r3.0.do_fetch
 libtool-2.4.2-r3.0.do_fetch.sigdata.0ccdbfe0aace02237038ae0203de9060
+libtool-2.4.2-r3.0.do_install
+libtool-2.4.2-r3.0.do_install.sigdata.9ad203ae762fe0556e7a991ab8a7707c
+libtool-2.4.2-r3.0.do_package.am335x-evm
+libtool-2.4.2-r3.0.do_package.sigdata.ffb4b811e7643d5f37afbcffef84f5e8
+libtool-2.4.2-r3.0.do_package_write
+libtool-2.4.2-r3.0.do_package_write_ipk
+libtool-2.4.2-r3.0.do_package_write_ipk.sigdata.eb16601f7f4f1afbfabc8542fea3af30
 libtool-2.4.2-r3.0.do_patch
 libtool-2.4.2-r3.0.do_patch.sigdata.7d028f6dc6a1bdf32aadc29a6444bebc
 libtool-2.4.2-r3.0.do_populate_lic
 libtool-2.4.2-r3.0.do_populate_lic.sigdata.ebd50cceb0903e1b277ad6f533055373
+libtool-2.4.2-r3.0.do_populate_sysroot.am335x-evm
+libtool-2.4.2-r3.0.do_populate_sysroot.sigdata.43f8d1df81e38dacd301eed5599094f1
 libtool-2.4.2-r3.0.do_unpack
 libtool-2.4.2-r3.0.do_unpack.sigdata.f97c2643ec8f5752b2537f305a45ca7e
+libtool-cross-2.4.2-r3.1.do_build
+libtool-cross-2.4.2-r3.1.do_compile
+libtool-cross-2.4.2-r3.1.do_compile.sigdata.c04f058e41aabe9001f0b82764d51d24
+libtool-cross-2.4.2-r3.1.do_configure
+libtool-cross-2.4.2-r3.1.do_configure.sigdata.b37940faf1adfcc783e7a66eff351d4b
+libtool-cross-2.4.2-r3.1.do_create_srcipk
+libtool-cross-2.4.2-r3.1.do_create_srcipk.sigdata.37082cdfd6eb100923aab805101fe221
+libtool-cross-2.4.2-r3.1.do_fetch
+libtool-cross-2.4.2-r3.1.do_fetch.sigdata.79da02e9de369c7964c9b54e291088d5
+libtool-cross-2.4.2-r3.1.do_install
+libtool-cross-2.4.2-r3.1.do_install.sigdata.607177b917d48c411c6c2fbaf475867b
+libtool-cross-2.4.2-r3.1.do_package.am335x-evm
+libtool-cross-2.4.2-r3.1.do_package.sigdata.4f0eb910d74ff36b564968e09a8e15f2
+libtool-cross-2.4.2-r3.1.do_package_write
+libtool-cross-2.4.2-r3.1.do_package_write_ipk
+libtool-cross-2.4.2-r3.1.do_package_write_ipk.sigdata.0cc36358a4c5dee1f612fe3a90c60b1a
+libtool-cross-2.4.2-r3.1.do_patch
+libtool-cross-2.4.2-r3.1.do_patch.sigdata.a319c3ae77229a7558409abc179ea99d
+libtool-cross-2.4.2-r3.1.do_populate_lic
+libtool-cross-2.4.2-r3.1.do_populate_lic.sigdata.82a19386b4380a0077d2b55f8934851a
+libtool-cross-2.4.2-r3.1.do_populate_sysroot.am335x-evm
+libtool-cross-2.4.2-r3.1.do_populate_sysroot.sigdata.8c61b5566945f9a439faa916d70a9fd0
+libtool-cross-2.4.2-r3.1.do_unpack
+libtool-cross-2.4.2-r3.1.do_unpack.sigdata.322a15e21f6df957f5ba116da19d5585
 linux-libc-headers-3.2-r1.do_compile
 linux-libc-headers-3.2-r1.do_compile.sigdata.6047c862356fa8f3a56269daf2cde26b
 linux-libc-headers-3.2-r1.do_configure

Notice that the only stamps for steps done between a passing and failing build are for the libtool-cross, as well as the steps after the do_configure step of libtool since it passed this time.

The work directory difference was
-----------------------------------
--- libtool-failed-work	2012-10-04 09:17:50.137609986 -0500
+++ libtool-passed-work	2012-10-04 09:17:50.137609986 -0500
@@ -39,4 +39,5 @@ unifdef-native-2.6.18+git-r0
 zlib-native-1.2.6-r1
 external-arago-toolchain-1.0-r2
 libtool-2.4.2-r3.0
+libtool-cross-2.4.2-r3.1
 linux-libc-headers-3.2-r1