test/Transforms/InstCombine/2004-09-20-BadLoadCombine2.llx


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; RUN: llvm-as < %s | opt -instcombine -mem2reg -simplifycfg | llvm-dis | \
; RUN:   grep -v store | not grep 'int 1'

; Test to make sure that instcombine does not accidentally propagate the load
; into the PHI, which would break the program.

int %test(bool %C) {
entry:
	%X = alloca int
	%X2 = alloca int
	store int 1, int* %X
	store int 2, int* %X2
        br bool %C, label %cond_true.i, label %cond_continue.i

cond_true.i:
        br label %cond_continue.i

cond_continue.i:
        %mem_tmp.i.0 = phi int* [ %X, %cond_true.i ], [ %X2, %entry ]
	store int 3, int* %X
        %tmp.3 = load int* %mem_tmp.i.0
        ret int %tmp.3
}