llvm-6502/test/Analysis/Andersens/arg-must-alias.ll
2006-12-02 04:23:10 +00:00

18 lines
410 B
LLVM

; RUN: llvm-upgrade < %s | llvm-as | opt -anders-aa -load-vn -gcse -deadargelim | llvm-dis | not grep ARG
%G = internal constant int* null
implementation
internal int %internal(int* %ARG) {
;; The 'Arg' argument must-aliases the null pointer, so it can be subsituted
;; directly here, making it dead.
store int* %ARG, int** %G
ret int 0
}
int %foo() {
%V = call int %internal(int* null)
ret int %V
}