r286998 | chfast | 2016-11-15 19:29:24 +0100 (wto, 15 lis 2016) | 12 lines
Integer legalization: fix MUL expansion
This fixes the runtime results produces by the fallback multiplication expansion introduced in r270720.
For tests I created a fuzz tester that compares the results with Boost.Multiprecision.
Differential Revision: https://reviews.llvm.org/D26628