1; There should be NO references to the global v1. The local v1 should 2; have all of the references! 3; 4; Check by running globaldce, which will remove the constant if there are 5; no references to it! 6; 7; RUN: opt < %s -globaldce -S | \ 8; RUN: not grep constant 9; 10 11@v1 = internal constant i32 5 12 13define i32 @createtask() { 14 %v1 = alloca i32 ;; Alloca should have one use! 15 %reg112 = load i32* %v1 ;; This load should not use the global! 16 ret i32 %reg112 17} 18 19