MFC r278739:
MFC r278739:

Disallow pattern spaces which would cause intermediate calculations to
overflow size_t.

Obtained from:	DragonFly (2841837793bd095a82f477e9c370cfe6cfb3862c dillon)
Security:	CERT VU#695940

jrobhoward/SCADAbase,jrobhoward/SCADAbase,jrobhoward/SCADAbase,jrobhoward/SCADAbase,jrobhoward/SCADAbase,jrobhoward/SCADAbase,jrobhoward/SCADAbase,jrobhoward/SCADAbase,jrobhoward/SCADAbase,jrobhoward/SCADAbase,jrobhoward/SCADAbase