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Diffstat (limited to 'test/Transforms/ScalarRepl/2003-05-29-ArrayFail.ll')
-rw-r--r-- | test/Transforms/ScalarRepl/2003-05-29-ArrayFail.ll | 13 |
1 files changed, 13 insertions, 0 deletions
diff --git a/test/Transforms/ScalarRepl/2003-05-29-ArrayFail.ll b/test/Transforms/ScalarRepl/2003-05-29-ArrayFail.ll new file mode 100644 index 0000000..7116199 --- /dev/null +++ b/test/Transforms/ScalarRepl/2003-05-29-ArrayFail.ll @@ -0,0 +1,13 @@ +; RUN: opt < %s -scalarrepl -instcombine -S | not grep alloca +target datalayout = "E-p:64:64:64-i1:8:8-i8:8:8-i16:16:16-i32:32:32-i64:32:64-f32:32:32-f64:64:64-v64:64:64-v128:128:128-a0:0:64" + +; Test that an array is not incorrectly deconstructed. + +define i32 @test() nounwind { + %X = alloca [4 x i32] ; <[4 x i32]*> [#uses=1] + %Y = getelementptr [4 x i32]* %X, i64 0, i64 0 ; <i32*> [#uses=1] + ; Must preserve arrayness! + %Z = getelementptr i32* %Y, i64 1 ; <i32*> [#uses=1] + %A = load i32* %Z ; <i32> [#uses=1] + ret i32 %A +} |