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llvm-mirror/test/CodeGen/WinEH/wineh-no-demotion.ll

118 lines
2.1 KiB
LLVM

; RUN: opt -mtriple=x86_x64-pc-windows-msvc -S -winehprepare -disable-demotion < %s | FileCheck %s
declare i32 @__CxxFrameHandler3(...)
declare void @f()
declare i32 @g()
declare void @h(i32)
; CHECK-LABEL: @test1(
define void @test1() personality i32 (...)* @__CxxFrameHandler3 {
entry:
invoke void @f()
to label %invoke.cont1 unwind label %left
invoke.cont1:
invoke void @f()
to label %invoke.cont2 unwind label %right
invoke.cont2:
invoke void @f()
to label %exit unwind label %inner
left:
%0 = cleanuppad []
br label %shared
right:
%1 = cleanuppad []
br label %shared
shared:
%x = call i32 @g()
invoke void @f()
to label %shared.cont unwind label %inner
shared.cont:
unreachable
inner:
%phi = phi i32 [ %x, %shared ], [ 0, %invoke.cont2 ]
%i = cleanuppad []
call void @h(i32 %phi)
unreachable
; CHECK [[INNER_INVOKE_CONT2:inner.*]]:
; CHECK: call void @h(i32 0)
; CHECK [[INNER_RIGHT:inner.*]]:
; CHECK: call void @h(i32 %x)
; CHECK [[INNER_LEFT:inner.*]]:
; CHECK: call void @h(i32 %x.for.left)
exit:
unreachable
}
; CHECK-LABEL: @test2(
define void @test2() personality i32 (...)* @__CxxFrameHandler3 {
entry:
invoke void @f()
to label %invoke.cont unwind label %left
invoke.cont:
invoke void @f()
to label %exit unwind label %right
left:
cleanuppad []
br label %shared
right:
cleanuppad []
br label %shared
shared:
%x = call i32 @g()
invoke void @f()
to label %shared.cont unwind label %inner
shared.cont:
unreachable
inner:
%i = cleanuppad []
call void @h(i32 %x)
unreachable
; CHECK [[INNER_RIGHT:inner.*]]:
; CHECK: call void @h(i32 %x)
; CHECK [[INNER_LEFT:inner.*]]:
; CHECK: call void @h(i32 %x.for.left)
exit:
unreachable
}
; CHECK-LABEL: @test3(
define void @test3() personality i32 (...)* @__CxxFrameHandler3 {
entry:
invoke void @f()
to label %invoke.cont unwind label %terminate
invoke.cont:
ret void
terminate:
; CHECK: cleanuppad []
; CHECK: call void @__std_terminate()
; CHECK: unreachable
terminatepad [void ()* @__std_terminate] unwind to caller
}
declare void @__std_terminate()