
This patch fixes a problem where Spike may fail to delete the low
instruction of a pair of related instructions, causing it to abort
with a runtime error.

prof -pixie -testcoverage <exe> <exe>.Counts sometimes
reports invalid source line number ranges.

This patch fixes performance tool failures on Sierra 
Clusters (PFS) Parallel File Systems.

This patch fixes a fatal assertion error reported by pixie, hiprof, third 
spike, cord, uprofile and odump object file tools for some executables linked 
at optimization level 2 (-O2) or greater.

This patch fixes a fatal error in /usr/bin/spike.


