cannot build glib-0.12.2 with ghc-7.4.1

[guest]

with the following error message:

[...] [21 of 21] Compiling System.Glib ( System/Glib.hs, dist/build/System/Glib.o ) System/Glib/hsgclosure.c: In function ‘gtk2hs_closure_marshal’:

System/Glib/hsgclosure.c:110:0:

warning: passing argument 1 of ‘rts_evalIO’ from incompatible pointer type

System/Glib/hsgclosure.c:110:0:

error: void value not ignored as it ought to be

cabal: Error: some packages failed to install: glib-0.12.2 failed during the building phase. The exception was: ExitFailure? 1

[dmwit]

This is fixed in the repository. Thanks for the report -- especially for the version details that let me verify the problem!