llvm-project/llvm/test/Verifier/deoptimize-intrinsic.ll

43 lines
1.1 KiB
LLVM

; RUN: not opt -verify < %s 2>&1 | FileCheck %s
declare i8 @llvm.experimental.deoptimize.i8(...)
declare void @llvm.experimental.deoptimize.isVoid(...)
declare void @unknown()
define void @f_notail() {
entry:
call void(...) @llvm.experimental.deoptimize.isVoid(i32 0) [ "deopt"() ]
; CHECK: calls to experimental_deoptimize must be followed by a return
call void @unknown()
ret void
}
define void @f_nodeopt() {
entry:
call void(...) @llvm.experimental.deoptimize.isVoid()
; CHECK: experimental_deoptimize must have exactly one "deopt" operand bundle
ret void
}
define void @f_invoke() personality i8 3 {
entry:
invoke void(...) @llvm.experimental.deoptimize.isVoid(i32 0, float 0.0) to label %ok unwind label %not_ok
; CHECK: experimental_deoptimize cannot be invoked
ok:
ret void
not_ok:
%0 = landingpad { i8*, i32 }
filter [0 x i8*] zeroinitializer
ret void
}
define i8 @f_incorrect_return() {
entry:
%val = call i8(...) @llvm.experimental.deoptimize.i8() [ "deopt"() ]
; CHECK: calls to experimental_deoptimize must be followed by a return of the value computed by experimental_deoptimize
ret i8 0
}