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      1 ; RUN: llc < %s -mtriple=x86_64-apple-darwin -mcpu=core2 | FileCheck %s
      2 ; Reduced from JavaScriptCore
      3 
      4 %"class.JSC::CodeLocationCall" = type { [8 x i8] }
      5 %"class.JSC::JSGlobalData" = type { [4 x i8] }
      6 %"class.JSC::FunctionPtr" = type { i8* }
      7 %"class.JSC::Structure" = type { [4 x i8] }
      8 %"class.JSC::UString" = type { i8* }
      9 %"class.JSC::JSString" = type { [16 x i8], i32, %"class.JSC::UString", i32 }
     10 
     11 declare hidden fastcc void @_ZN3JSCL23returnToThrowTrampolineEPNS_12JSGlobalDataENS_16ReturnAddressPtrERS2_(%"class.JSC::JSGlobalData"* nocapture, i8*, %"class.JSC::FunctionPtr"* nocapture) nounwind noinline ssp
     12 
     13 ; Avoid hoisting the test above loads or copies
     14 ; CHECK: %entry
     15 ; CHECK: cmpq
     16 ; CHECK-NOT: mov
     17 ; CHECK: jb
     18 define i32 @cti_op_eq(i8** nocapture %args) nounwind ssp {
     19 entry:
     20   %0 = load i8** null, align 8
     21   %tmp13 = bitcast i8* %0 to %"class.JSC::CodeLocationCall"*
     22   %tobool.i.i.i = icmp ugt i8* undef, inttoptr (i64 281474976710655 to i8*)
     23   %or.cond.i = and i1 %tobool.i.i.i, undef
     24   br i1 %or.cond.i, label %if.then.i, label %if.end.i
     25 
     26 if.then.i:                                        ; preds = %entry
     27   br i1 undef, label %if.then.i.i.i, label %_ZN3JSC7JSValue19equalSlowCaseInlineEPNS_9ExecStateES0_S0_.exit
     28 
     29 if.then.i.i.i:                                    ; preds = %if.then.i
     30   %conv.i.i.i.i = trunc i64 undef to i32
     31   br label %_ZN3JSC7JSValue19equalSlowCaseInlineEPNS_9ExecStateES0_S0_.exit
     32 
     33 if.end.i:                                         ; preds = %entry
     34   br i1 undef, label %land.rhs.i121.i, label %_ZNK3JSC7JSValue8isStringEv.exit122.i
     35 
     36 land.rhs.i121.i:                                  ; preds = %if.end.i
     37   %tmp.i.i117.i = load %"class.JSC::Structure"** undef, align 8
     38   br label %_ZNK3JSC7JSValue8isStringEv.exit122.i
     39 
     40 _ZNK3JSC7JSValue8isStringEv.exit122.i:            ; preds = %land.rhs.i121.i, %if.end.i
     41   %brmerge.i = or i1 undef, false
     42   %or.cond = or i1 false, %brmerge.i
     43   br i1 %or.cond, label %_ZN3JSC7JSValue19equalSlowCaseInlineEPNS_9ExecStateES0_S0_.exit, label %if.then.i92.i
     44 
     45 if.then.i92.i:                                    ; preds = %_ZNK3JSC7JSValue8isStringEv.exit122.i
     46   tail call void @_ZNK3JSC8JSString11resolveRopeEPNS_9ExecStateE(%"class.JSC::JSString"* undef, %"class.JSC::CodeLocationCall"* %tmp13) nounwind
     47   unreachable
     48 
     49 _ZN3JSC7JSValue19equalSlowCaseInlineEPNS_9ExecStateES0_S0_.exit: ; preds = %_ZNK3JSC7JSValue8isStringEv.exit122.i, %if.then.i.i.i, %if.then.i
     50 
     51   %1 = load i8** undef, align 8
     52   br i1 undef, label %do.end39, label %do.body27
     53 
     54 do.body27:                                        ; preds = %_ZN3JSC7JSValue19equalSlowCaseInlineEPNS_9ExecStateES0_S0_.exit
     55   %tmp30 = bitcast i8* %1 to %"class.JSC::JSGlobalData"*
     56   %2 = getelementptr inbounds i8** %args, i64 -1
     57   %3 = bitcast i8** %2 to %"class.JSC::FunctionPtr"*
     58   tail call fastcc void @_ZN3JSCL23returnToThrowTrampolineEPNS_12JSGlobalDataENS_16ReturnAddressPtrERS2_(%"class.JSC::JSGlobalData"* %tmp30, i8* undef, %"class.JSC::FunctionPtr"* %3)
     59   unreachable
     60 
     61 do.end39:                                         ; preds = %_ZN3JSC7JSValue19equalSlowCaseInlineEPNS_9ExecStateES0_S0_.exit
     62   ret i32 undef
     63 }
     64 
     65 declare void @_ZNK3JSC8JSString11resolveRopeEPNS_9ExecStateE(%"class.JSC::JSString"*, %"class.JSC::CodeLocationCall"*)
     66