llvm-project/llvm/test/Transforms/DeadArgElim/2009-03-17-MRE-Invoke.ll

33 lines
696 B
LLVM

; RUN: opt < %s -deadargelim | llvm-dis
; PR3807
define internal { i32, i32 } @foo() {
ret {i32,i32} {i32 42, i32 4}
}
define i32 @bar() {
%x = invoke {i32,i32} @foo() to label %T unwind label %T2
T:
%y = extractvalue {i32,i32} %x, 1
ret i32 %y
T2:
%exn = landingpad {i8*, i32} personality i32 (...)* @__gxx_personality_v0
cleanup
unreachable
}
define i32 @bar2() {
entry:
%x = invoke {i32,i32} @foo() to label %T unwind label %T2
T:
%PN = phi i32 [0, %entry]
%y = extractvalue {i32,i32} %x, 1
ret i32 %y
T2:
%exn = landingpad {i8*, i32} personality i32 (...)* @__gxx_personality_v0
cleanup
unreachable
}
declare i32 @__gxx_personality_v0(...)