llvm-project/llvm/test/CodeGen/Generic/donothing.ll

32 lines
719 B
LLVM

; RUN: llc < %s | FileCheck %s
declare i32 @__gxx_personality_v0(...)
declare void @__cxa_call_unexpected(i8*)
declare void @llvm.donothing() readnone
; CHECK: f1
define void @f1() nounwind uwtable ssp personality i8* bitcast (i32 (...)* @__gxx_personality_v0 to i8*) {
entry:
; CHECK-NOT: donothing
invoke void @llvm.donothing()
to label %invoke.cont unwind label %lpad
invoke.cont:
ret void
lpad:
%0 = landingpad { i8*, i32 }
filter [0 x i8*] zeroinitializer
%1 = extractvalue { i8*, i32 } %0, 0
tail call void @__cxa_call_unexpected(i8* %1) noreturn nounwind
unreachable
}
; CHECK: f2
define void @f2() nounwind {
entry:
; CHECK-NOT: donothing
call void @llvm.donothing()
ret void
}