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Tests for changes made in r45356, where IPO optimizations would drop

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collector algorithms.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@45357 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Gordon Henriksen 2007-12-26 02:47:37 +00:00
parent 194c90ed2a
commit e86ce7d94a
2 changed files with 35 additions and 0 deletions
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19
test/CodeGen/Generic/GC/argpromotion.ll Normal file
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; RUN: llvm-as < %s | opt -anders-aa -argpromotion
declare void @llvm.gcroot(i8**, i8*)
define i32 @g() {
entry:
%var = alloca i32
store i32 1, i32* %var
%x = call i32 @f(i32* %var)
ret i32 %x
}
define internal i32 @f(i32* %xp) gc "example" {
entry:
%var = alloca i8*
call void @llvm.gcroot(i8** %var, i8* null)
%x = load i32* %xp
ret i32 %x
}

16
test/CodeGen/Generic/GC/deadargelim.ll Normal file
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; RUN: llvm-as < %s | opt -deadargelim
declare void @llvm.gcroot(i8**, i8*)
define void @g() {
entry:
call void @f(i32 0)
ret void
}
define internal void @f(i32 %unused) gc "example" {
entry:
%var = alloca i8*
call void @llvm.gcroot(i8** %var, i8* null)
ret void
}