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; RUN: llc < %s -mtriple=thumbv6-elf | not grep "subs sp"
; PR4567
define i8* @__gets_chk(i8* %s, i32 %slen) nounwind {
entry:
br i1 undef, label %bb, label %bb1
bb: ; preds = %entry
ret i8* undef
bb1: ; preds = %entry
br i1 undef, label %bb3, label %bb2
bb2: ; preds = %bb1
%0 = alloca i8, i32 undef, align 4 ; <i8*> [#uses=0]
br label %bb4
bb3: ; preds = %bb1
%1 = malloc i8, i32 undef ; <i8*> [#uses=0]
br label %bb4
bb4: ; preds = %bb3, %bb2
br i1 undef, label %bb5, label %bb6
bb5: ; preds = %bb4
%2 = call i8* @gets(i8* %s) nounwind ; <i8*> [#uses=1]
ret i8* %2
bb6: ; preds = %bb4
unreachable
}
declare i8* @gets(i8*) nounwind
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