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Add a testcase for the canonicalizations now performed by deadargelim.

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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@53611 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Matthijs Kooijman 2008-07-15 14:42:58 +00:00
parent 4f72368529
commit 2439911ac5
1 changed files with 24 additions and 0 deletions
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24
test/Transforms/DeadArgElim/canon.ll Normal file
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; 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})