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Author SHA1 Message Date
Wolfgang Pieb ce13e716c5 [DWARF] Null out the debug locs of load instructions that have been moved by GVN 
performing partial redundancy elimination (PRE). Not doing so can cause jumpy line
tables and confusing (though correct) source attributions.

Differential Revision: https://reviews.llvm.org/D27857

llvm-svn: 291037
 2017-01-04 23:58:26 +00:00
Davide Italiano ed8e0881c1 [GVN] Move the PRE/LOADPRE test in a subdirectory. 
llvm-svn: 275741
 2016-07-17 23:48:18 +00:00