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author | Gordon Henriksen <gordonhenriksen@mac.com> | 2007-12-26 02:47:37 +0000 |
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committer | Gordon Henriksen <gordonhenriksen@mac.com> | 2007-12-26 02:47:37 +0000 |
commit | e86ce7d94abaf7883a5d84dcb9a79c118b63672b (patch) | |
tree | c4ddc8ae7ac1a1aaf07272fbe6962704e23f199c | |
parent | 194c90ed2a8e74b5a1c5184835f84c572d524dad (diff) | |
download | external_llvm-e86ce7d94abaf7883a5d84dcb9a79c118b63672b.zip external_llvm-e86ce7d94abaf7883a5d84dcb9a79c118b63672b.tar.gz external_llvm-e86ce7d94abaf7883a5d84dcb9a79c118b63672b.tar.bz2 |
Tests for changes made in r45356, where IPO optimizations would drop
collector algorithms.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@45357 91177308-0d34-0410-b5e6-96231b3b80d8
-rw-r--r-- | test/CodeGen/Generic/GC/argpromotion.ll | 19 | ||||
-rw-r--r-- | test/CodeGen/Generic/GC/deadargelim.ll | 16 |
2 files changed, 35 insertions, 0 deletions
diff --git a/test/CodeGen/Generic/GC/argpromotion.ll b/test/CodeGen/Generic/GC/argpromotion.ll new file mode 100644 index 0000000..5df947a --- /dev/null +++ b/test/CodeGen/Generic/GC/argpromotion.ll @@ -0,0 +1,19 @@ +; 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 +} diff --git a/test/CodeGen/Generic/GC/deadargelim.ll b/test/CodeGen/Generic/GC/deadargelim.ll new file mode 100644 index 0000000..c5a56f6 --- /dev/null +++ b/test/CodeGen/Generic/GC/deadargelim.ll @@ -0,0 +1,16 @@ +; 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 +} |