Imported Upstream version 5.18.0.167

Former-commit-id: 289509151e0fee68a1b591a20c9f109c3c789d3a
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Xamarin Public Jenkins (auto-signing)
2018-10-20 08:25:10 +00:00
parent e19d552987
commit b084638f15
28489 changed files with 184 additions and 3866856 deletions

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@ -1,48 +0,0 @@
; Test that any rethrown exceptions in an inlined function are automatically
; turned into branches to the invoke destination.
; RUN: opt < %s -inline -S | FileCheck %s
; RUN: opt < %s -passes='cgscc(inline)' -S | FileCheck %s
declare void @might_throw()
define internal i32 @callee() personality i32 (...)* @__gxx_personality_v0 {
entry:
invoke void @might_throw()
to label %cont unwind label %exc
cont:
ret i32 0
exc:
; This just rethrows the exception!
%exn = landingpad {i8*, i32}
cleanup
resume { i8*, i32 } %exn
}
; caller returns true if might_throw throws an exception... which gets
; propagated by callee.
define i32 @caller() personality i32 (...)* @__gxx_personality_v0 {
; CHECK-LABEL: define i32 @caller()
entry:
%X = invoke i32 @callee()
to label %cont unwind label %Handler
; CHECK-NOT: @callee
; CHECK: invoke void @might_throw()
; At this point we just check that the rest of the function does not 'resume'
; at any point and instead the inlined resume is threaded into normal control
; flow.
; CHECK-NOT: resume
cont:
ret i32 %X
Handler:
; This consumes an exception thrown by might_throw
%exn = landingpad {i8*, i32}
cleanup
ret i32 1
}
declare i32 @__gxx_personality_v0(...)