mirror of
https://github.com/RPCS3/llvm-mirror.git
synced 2024-11-25 12:12:47 +01:00
a62270de2c
The reversion apparently deleted the test/Transforms directory. Will be re-reverting again. llvm-svn: 358552
49 lines
1.2 KiB
LLVM
49 lines
1.2 KiB
LLVM
; 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(...)
|