this testcase sent the dag combiner spinning into an infinite loop
llvm-svn: 25418
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; RUN: llvm-as < %s | llc
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void %intersect_pixel() {
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entry:
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%tmp125 = call bool %llvm.isunordered.f64( double 0.000000e+00, double 0.000000e+00 ) ; <bool> [#uses=1]
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%tmp126 = or bool %tmp125, false ; <bool> [#uses=1]
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%tmp126.not = xor bool %tmp126, true ; <bool> [#uses=1]
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%brmerge1 = or bool %tmp126.not, false ; <bool> [#uses=1]
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br bool %brmerge1, label %bb154, label %cond_false133
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cond_false133: ; preds = %entry
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ret void
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bb154: ; preds = %entry
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%tmp164 = seteq uint 0, 0 ; <bool> [#uses=0]
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ret void
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}
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declare bool %llvm.isunordered.f64(double, double)
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