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...amp; GV) : GlobalVariable( GV.getValueType(), GV.isConstant(), GV.getLinkage() ) { // copy ctor copyAttributesFrom(&GV); } main_with_3_globals.c --------------------- int foo; char bar; long baz; int main(){return foo;} ----- error dump from compiler driver ----- > ../build_003/bin/clang main_with_3_globals.c -O3 Abe was here: max. profitable alignment: 16 Abe was here: found a global value that DOES have a name [“foo”], with alignment 4, no named section [double-check: should be empty string: “”], which is a pointer to a NON-array and with pointee type...

Dear all, In the process of trying to add optimization for better layout of global variables, I have run up against a roadblock: I don`t seem to be able to sort the contents of a "SymbolTableListTraits<GlobalVariable>" -- or even swap two elements in that list -- without causing LLVM to crash. I have tried writing a comparator class and then using "llvm::iplist<