Created attachment 24685
re.cpp
How to produce:
$ clang++ -S -emit-llvm re.cpp -o dbg.ll -g
$ clang++ -S -emit-llvm re.cpp -o rel.ll
Then diff the content of dbgl.ll and rel.ll
Found that the ctor of Re3 (_ZN6extend3re33Re3C2Ev) precedes before the another
funciton in rel.ll file, but the order changes in dbg.ll
re.cpp
(951 bytes, text/plain)