1 ; RUN: llc < %s -march=x86 >/dev/null 2 ; PR4699 3 4 ; Handle this extractvalue-of-extractvalue case without getting in 5 ; trouble with CSE in DAGCombine. 6 7 %cc = type { %crd } 8 %cr = type { i32 } 9 %crd = type { i64, %cr* } 10 %pp = type { %cc } 11 12 define fastcc void @foo(%pp* nocapture byval %p_arg) { 13 entry: 14 %tmp2 = getelementptr %pp, %pp* %p_arg, i64 0, i32 0 ; <%cc*> [#uses= 15 %tmp3 = load %cc, %cc* %tmp2 ; <%cc> [#uses=1] 16 %tmp34 = extractvalue %cc %tmp3, 0 ; <%crd> [#uses=1] 17 %tmp345 = extractvalue %crd %tmp34, 0 ; <i64> [#uses=1] 18 %.ptr.i = load %cr*, %cr** undef ; <%cr*> [#uses=0] 19 %tmp15.i = shl i64 %tmp345, 3 ; <i64> [#uses=0] 20 store %cr* undef, %cr** undef 21 ret void 22 } 23 24 25
