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c645395ab5
edge is critical, then split it so we can insert the store. rdar://13126179 llvm-svn: 174418
68 lines
2.6 KiB
LLVM
68 lines
2.6 KiB
LLVM
; RUN: llc < %s -O1 -mtriple thumbv7-apple-ios6
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; Just make sure no one tries to make the assumption that the normal edge of an
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; invoke is never a critical edge. Previously, this code would assert.
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%struct.__CFString = type opaque
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declare void @bar(%struct.__CFString*, %struct.__CFString*)
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define noalias i8* @foo(i8* nocapture %inRefURL) noreturn ssp {
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entry:
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%call = tail call %struct.__CFString* @bar3()
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%call2 = invoke i8* @bar2()
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to label %for.cond unwind label %lpad
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for.cond: ; preds = %entry, %for.cond
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invoke void @bar(%struct.__CFString* undef, %struct.__CFString* null)
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to label %for.cond unwind label %lpad5
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lpad: ; preds = %entry
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%0 = landingpad { i8*, i32 } personality i8* bitcast (i32 (...)* @__gxx_personality_sj0 to i8*)
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cleanup
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%1 = extractvalue { i8*, i32 } %0, 0
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%2 = extractvalue { i8*, i32 } %0, 1
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br label %ehcleanup
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lpad5: ; preds = %for.cond
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%3 = landingpad { i8*, i32 } personality i8* bitcast (i32 (...)* @__gxx_personality_sj0 to i8*)
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cleanup
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%4 = extractvalue { i8*, i32 } %3, 0
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%5 = extractvalue { i8*, i32 } %3, 1
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invoke void @release(i8* %call2)
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to label %ehcleanup unwind label %terminate.lpad.i.i16
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terminate.lpad.i.i16: ; preds = %lpad5
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%6 = landingpad { i8*, i32 } personality i8* bitcast (i32 (...)* @__gxx_personality_sj0 to i8*)
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catch i8* null
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tail call void @terminatev() noreturn nounwind
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unreachable
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ehcleanup: ; preds = %lpad5, %lpad
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%exn.slot.0 = phi i8* [ %1, %lpad ], [ %4, %lpad5 ]
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%ehselector.slot.0 = phi i32 [ %2, %lpad ], [ %5, %lpad5 ]
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%7 = bitcast %struct.__CFString* %call to i8*
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invoke void @release(i8* %7)
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to label %_ZN5SmartIPK10__CFStringED1Ev.exit unwind label %terminate.lpad.i.i
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terminate.lpad.i.i: ; preds = %ehcleanup
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%8 = landingpad { i8*, i32 } personality i8* bitcast (i32 (...)* @__gxx_personality_sj0 to i8*)
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catch i8* null
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tail call void @terminatev() noreturn nounwind
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unreachable
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_ZN5SmartIPK10__CFStringED1Ev.exit: ; preds = %ehcleanup
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%lpad.val = insertvalue { i8*, i32 } undef, i8* %exn.slot.0, 0
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%lpad.val12 = insertvalue { i8*, i32 } %lpad.val, i32 %ehselector.slot.0, 1
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resume { i8*, i32 } %lpad.val12
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}
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declare %struct.__CFString* @bar3()
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declare i8* @bar2()
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declare i32 @__gxx_personality_sj0(...)
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declare void @release(i8*)
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declare void @terminatev()
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