C:\ghc\test>wc 60sp2l.txt
wc: interrupted

C:\ghc\test>wc
60sp2l.txt
The file:60sp2l.txt has
62 chars
62 words
2 lines.

C:\ghc\test>wc
p:\test\1GB.dat
The file:p:\test\1GB.dat has
Heap exhausted;
Current maximum heap size is 268435456 bytes (256 Mb);
use `+RTS -M<size>' to increase it.