llvm-6502/test/Transforms/DeadArgElim/canon.ll
2008-07-15 14:42:58 +00:00

25 lines
621 B
LLVM

; This test shows a few canonicalizations made by deadargelim
; RUN: llvm-as < %s | opt -deadargelim | llvm-dis > %t
; This test should remove {} and replace it with void
; RUN: cat %t | grep {define internal void @test}
; This test shouls replace the {i32} return value with just i32
; RUN: cat %t | grep {define internal i32 @test2}
define internal {} @test() {
ret {} undef
}
define internal {i32} @test2() {
ret {i32} undef;
}
define void @caller() {
call {} @test()
%X = call {i32} @test2();
%Y = extractvalue {i32} %X, 0
call void @user(i32 %Y, {i32} %X)
ret void
}
declare void @user(i32, {i32})