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58cfec65cf
Certain optimization passes (like globaldce) can prune function declaration that SjLjEHPrepare assumed would exit when it'd runOnFunction. This fixes PR26669. git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@261303 91177308-0d34-0410-b5e6-96231b3b80d8
32 lines
899 B
LLVM
32 lines
899 B
LLVM
; RUN: opt -S -globaldce -sjljehprepare < %s | FileCheck %s
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target datalayout = "e-m:o-p:32:32-f64:32:64-v64:32:64-v128:32:128-a:0:32-n32-S32"
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target triple = "thumbv7--ios5.0.0"
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define void @g() personality i32 (...)* @__gxx_personality_sj0 {
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entry:
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%exn.slot = alloca i8*
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%ehselector.slot = alloca i32
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invoke void @f()
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to label %try.cont unwind label %lpad
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lpad: ; preds = %entry
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%0 = landingpad { i8*, i32 }
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cleanup
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br label %try.cont
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try.cont: ; preds = %catch, %invoke.cont
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ret void
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}
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declare void @f()
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declare i32 @__gxx_personality_sj0(...)
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; CHECK-LABEL: define void @g(
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; CHECK: call void @llvm.eh.sjlj.callsite(
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; CHECK: call void @_Unwind_SjLj_Register(
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; CHECK: invoke void @f(
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; CHECK: landingpad
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; CHECK-NEXT: cleanup
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; CHECK: call void @_Unwind_SjLj_Unregister(
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