Bugzilla Bug 160889

emerge =dev-lang/mono-1.2.2.1 fails reproducibly if being updated from
-1.1.13.8.1. Workaround: emerge -C dev-lang/mono && emerge dev-lang/mono

(for more detailed error output see attachment)

[...]
make[8]: Entering directory
`/var/tmp/portage/dev-lang/mono-1.2.2.1/work/mono-1.2.2.1/mcs/class/Mono.Security'
MONO_PATH="../../class/lib/net_2_0_bootstrap:$MONO_PATH"
/var/tmp/portage/dev-lang/mono-1.2.2.1/work/mono-1.2.2.1/runtime/mono-wrapper 
../../class/lib/net_2_0_bootstrap/mcs.exe /codepage:65001   -d:NET_1_1
-d:BOOTSTRAP_NET_2_0 -debug /noconfig -r:System.dll -unsafe -target:library
-out:Mono.Security.dll  @Mono.Security.dll.sources

** (../../class/lib/net_2_0_bootstrap/mcs.exe:20903): WARNING **: Missing
method .ctor in assembly
/usr/lib/mono/gac/I18N/2.0.0.0__0738eb9f132ed756/I18N.dll, type
System.Runtime.CompilerServices.RuntimeCompatibilityAttribute

** ERROR **: Can't find custom attr constructor image:
/usr/lib/mono/gac/I18N/2.0.0.0__0738eb9f132ed756/I18N.dll mtoken: 0x0a00003f
aborting...
[...]
=================================================================
Got a SIGABRT while executing native code. This usually indicates
a fatal error in the mono runtime or one of the native libraries
used by your application.
=================================================================

make[8]: *** [../../class/lib/net_2_0_bootstrap/Mono.Security.dll] Aborted
make[8]: Leaving directory
`/var/tmp/portage/dev-lang/mono-1.2.2.1/work/mono-1.2.2.1/mcs/class/Mono.Security'
[...]

*** This bug has been marked as a duplicate of bug 146424 ***

Created an attachment (id=106031) [details]
emerge-mono-tail.log

More complete error output of emerge -v =mono-1.2.2.1