[PATCH] MergeFunc: Don't merge functions with different range metadata on call/invoke

[Stepan Dyatkovskiy]

Changes in MergeFunctions.cpp - LGTM
call-with-ranges.ll - LGTM
invoke-with-ranges.ll - read inline comment, otherwise - fine.

================
Comment at: test/Transforms/MergeFunc/invoke-with-ranges.ll:10
@@ +9,3 @@
+lpad:
+  %pad = landingpad { i8*, i32 } personality i8* bitcast (i32 (...)* @__gxx_personality_v0 to i8*) cleanup
+  resume { i8*, i32 } zeroinitializer
----------------
Can we avoid bitcasts?

http://reviews.llvm.org/D4246