[PATCH] D32241: Don't process debug intrinsics in InstCombine

Davide Italiano via Phabricator via llvm-commits llvm-commits at lists.llvm.org
Wed Apr 19 16:55:42 PDT 2017


davide added inline comments.


================
Comment at: lib/Transforms/InstCombine/InstructionCombining.cpp:3074-3075
 
-      InstrsForInstCombineWorklist.push_back(Inst);
+      // Skip processing intrinsics in InstCombine
+      if (!isa<DbgInfoIntrinsic>(Inst))
+        InstrsForInstCombineWorklist.push_back(Inst);
----------------
Please expand this comment to explain why we want to skip them.


https://reviews.llvm.org/D32241





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