llvm-project/llvm/test/Transforms/LCSSA/2006-07-09-NoDominator.ll

25 lines
867 B
LLVM

; RUN: opt < %s -lcssa
%struct.SetJmpMapEntry = type { i8*, i32, %struct.SetJmpMapEntry* }
define void @__llvm_sjljeh_try_catching_longjmp_exception() {
entry:
br label %loopentry
loopentry: ; preds = %endif, %entry
%SJE.0 = phi %struct.SetJmpMapEntry* [ null, %entry ], [ %tmp.25, %endif ] ; <%struct.SetJmpMapEntry*> [#uses=1]
br i1 false, label %no_exit, label %loopexit
no_exit: ; preds = %loopentry
br i1 false, label %then, label %endif
then: ; preds = %no_exit
%tmp.21 = getelementptr %struct.SetJmpMapEntry, %struct.SetJmpMapEntry* %SJE.0, i32 0, i32 1 ; <i32*> [#uses=0]
br label %return
endif: ; preds = %no_exit
%tmp.25 = load %struct.SetJmpMapEntry*, %struct.SetJmpMapEntry** null ; <%struct.SetJmpMapEntry*> [#uses=1]
br label %loopentry
loopexit: ; preds = %loopentry
br label %return
return: ; preds = %loopexit, %then
ret void
}