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; This testcase ensures that redundant loads are preserved when they are not
; allowed to be eliminated.
; RUN: llvm-as < %s | opt -load-vn -gcse | llvm-dis | grep sub
;
int %test1(int* %P) {
%A = load int* %P
store int 1, int* %P
%B = load int* %P
%C = sub int %A, %B
ret int %C
}
int %test2(int* %P) {
%A = load int* %P
br label %BB2
BB2:
store int 5, int* %P
br label %BB3
BB3:
%B = load int* %P
%C = sub int %A, %B
ret int %C
}
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