llvm-project/llvm/test/Transforms/InstCombine/cast-load-gep.ll

23 lines
535 B
LLVM

; RUN: llvm-upgrade < %s | llvm-as | opt -instcombine -globaldce | llvm-dis | not grep Array
; Pulling the cast out of the load allows us to eliminate the load, and then
; the whole array.
%unop = type {int }
%op = type {float}
%Array = internal constant [1 x %op* (%op*)*] [ %op* (%op*)* %foo ]
implementation
%op* %foo(%op* %X) {
ret %op* %X
}
%unop* %caller(%op* %O) {
%tmp = load %unop* (%op*)** cast ([1 x %op* (%op*)*]* %Array to %unop* (%op*)**)
%tmp.2 = call %unop* (%op*)* %tmp(%op* %O)
ret %unop* %tmp.2
}