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; RUN: llc -mtriple=x86_64-windows-msvc < %s | FileCheck %s
target datalayout = "e-m:w-i64:64-f80:128-n8:16:32:64-S128"
target triple = "x86_64-pc-windows-msvc"
%eh.ThrowInfo = type { i32, i32, i32, i32 }
%rtti.TypeDescriptor2 = type { i8**, i8*, [3 x i8] }
@"\01??_7type_info@@6B@" = external constant i8*
@"\01??_R0H@8" = internal global %rtti.TypeDescriptor2 { i8** @"\01??_7type_info@@6B@", i8* null, [3 x i8] c".H\00" }
define void @test1(i1 %B) personality i32 (...)* @__CxxFrameHandler3 {
entry:
invoke void @g()
to label %unreachable unwind label %catch.dispatch
catch.dispatch:
%cp = catchpad [i8* null, i32 64, i8* null]
to label %catch unwind label %catchendblock
catch:
br i1 %B, label %catchret, label %catch
catchret:
catchret %cp to label %try.cont
try.cont:
ret void
catchendblock:
catchendpad unwind to caller
unreachable:
unreachable
}
; CHECK-LABEL: test1:
; The entry funclet contains %entry and %try.cont
; CHECK: # %entry
; CHECK: # %try.cont
; CHECK: retq
; The catch funclet contains %catch and %catchret
; CHECK: # %catch{{$}}
; CHECK: # %catchret
; CHECK: retq
declare void @g()
define i32 @test2(i1 %B) personality i32 (...)* @__CxxFrameHandler3 {
entry:
invoke void @_CxxThrowException(i8* null, %eh.ThrowInfo* null) #1
to label %unreachable unwind label %catch.dispatch
catch.dispatch: ; preds = %entry
%0 = catchpad [i8* null, i32 64, i8* null]
to label %catch unwind label %catchendblock
catch: ; preds = %catch.dispatch
invoke void @_CxxThrowException(i8* null, %eh.ThrowInfo* null) #1
to label %unreachable unwind label %catch.dispatch.1
catch.dispatch.1: ; preds = %catch
%1 = catchpad [i8* null, i32 64, i8* null]
to label %catch.3 unwind label %catchendblock.2
catch.3: ; preds = %catch.dispatch.1
catchret %1 to label %try.cont
try.cont: ; preds = %catch.3
catchret %0 to label %try.cont.5
try.cont.5: ; preds = %try.cont
ret i32 0
catchendblock.2: ; preds = %catch.dispatch.1
catchendpad unwind label %catchendblock
catchendblock: ; preds = %catchendblock.2, %catch.dispatch
catchendpad unwind to caller
unreachable: ; preds = %catch, %entry
unreachable
}
; CHECK-LABEL: test2:
; The entry funclet contains %entry and %try.cont.5
; CHECK: # %entry
; CHECK: # %try.cont.5
; CHECK: retq
; The outer catch funclet contains %catch.dispatch
; CHECK: # %catch.dispatch{{$}}
; CHECK: callq _CxxThrowException
; CHECK: # %unreachable
; CHECK: ud2
; The inner catch funclet contains %catch.dispatch.1
; CHECK: # %catch.dispatch.1
; CHECK: retq
define void @test3(i1 %V) #0 personality i8* bitcast (i32 (...)* @__CxxFrameHandler3 to i8*) {
entry:
invoke void @g()
to label %try.cont unwind label %catch.dispatch
catch.dispatch: ; preds = %entry
%0 = catchpad [%rtti.TypeDescriptor2* @"\01??_R0H@8", i32 0, i8* null]
to label %catch.2 unwind label %catch.dispatch.1
catch.2: ; preds = %catch.dispatch
tail call void @exit(i32 0) #2
unreachable
catch.dispatch.1: ; preds = %catch.dispatch
%1 = catchpad [i8* null, i32 64, i8* null]
to label %catch unwind label %catchendblock
catch: ; preds = %catch.dispatch.1
tail call void @exit(i32 0) #2
unreachable
catchendblock: ; preds = %catch.dispatch.1
catchendpad unwind to caller
try.cont: ; preds = %entry
br i1 %V, label %exit_one, label %exit_two
exit_one:
tail call void @exit(i32 0)
unreachable
exit_two:
tail call void @exit(i32 0)
unreachable
}
; CHECK-LABEL: test3:
; The entry funclet contains %entry and %try.cont
; CHECK: # %entry
; CHECK: # %try.cont
; CHECK: callq exit
; CHECK-NOT: # exit_one
; CHECK-NOT: # exit_two
; CHECK: ud2
; The catch(...) funclet contains %catch.dispatch
; CHECK: # %catch.dispatch{{$}}
; CHECK: callq exit
; CHECK: ud2
; The catch(int) funclet contains %catch.dispatch.1
; CHECK: # %catch.dispatch.1
; CHECK: callq exit
; CHECK: ud2
declare void @exit(i32) noreturn nounwind
declare void @_CxxThrowException(i8*, %eh.ThrowInfo*)
declare i32 @__CxxFrameHandler3(...)
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