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25 lines
809 B
LLVM
25 lines
809 B
LLVM
; RUN: llc < %s -march=x86 >/dev/null
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; PR4699
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; Handle this extractvalue-of-extractvalue case without getting in
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; trouble with CSE in DAGCombine.
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%cc = type { %crd }
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%cr = type { i32 }
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%crd = type { i64, %cr* }
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%pp = type { %cc }
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define fastcc void @foo(%pp* nocapture byval %p_arg) {
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entry:
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%tmp2 = getelementptr %pp* %p_arg, i64 0, i32 0 ; <%cc*> [#uses=
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%tmp3 = load %cc* %tmp2 ; <%cc> [#uses=1]
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%tmp34 = extractvalue %cc %tmp3, 0 ; <%crd> [#uses=1]
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%tmp345 = extractvalue %crd %tmp34, 0 ; <i64> [#uses=1]
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%.ptr.i = load %cr** undef ; <%cr*> [#uses=0]
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%tmp15.i = shl i64 %tmp345, 3 ; <i64> [#uses=0]
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store %cr* undef, %cr** undef
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ret void
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}
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