llvm-6502/test/Transforms/Mem2Reg/2003-06-26-IterativePromote.ll
2006-12-02 04:23:10 +00:00

17 lines
592 B
LLVM

; Promoting some values allows promotion of other values.
; RUN: llvm-upgrade < %s | llvm-as | opt -mem2reg | llvm-dis | not grep alloca
int %test2() {
%result = alloca int ; ty=int*
%a = alloca int ; ty=int*
%p = alloca int* ; ty=int**
store int 0, int* %a
store int* %a, int** %p
%tmp.0 = load int** %p ; ty=int*
%tmp.1 = load int* %tmp.0 ; ty=int
store int %tmp.1, int* %result
%tmp.2 = load int* %result ; ty=int
ret int %tmp.2
}