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author | James Molloy <james.molloy@arm.com> | 2012-09-10 14:01:21 +0000 |
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committer | James Molloy <james.molloy@arm.com> | 2012-09-10 14:01:21 +0000 |
commit | 8cd08bf4ac67b9d711fd1f72e6f5e00425d8c6ad (patch) | |
tree | 929d49c75823f91b9992bc4a92e0111356c982bd /test | |
parent | ff1b63172d22c148c9180a546262f61a8c334974 (diff) | |
download | llvm-8cd08bf4ac67b9d711fd1f72e6f5e00425d8c6ad.tar.gz llvm-8cd08bf4ac67b9d711fd1f72e6f5e00425d8c6ad.tar.bz2 llvm-8cd08bf4ac67b9d711fd1f72e6f5e00425d8c6ad.tar.xz |
Fix an assertion failure when optimising a shufflevector incorrectly into concat_vectors, and a followup bug with SelectionDAG::getNode() creating nodes with invalid types.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@163511 91177308-0d34-0410-b5e6-96231b3b80d8
Diffstat (limited to 'test')
-rw-r--r-- | test/CodeGen/ARM/crash-shufflevector.ll | 10 |
1 files changed, 10 insertions, 0 deletions
diff --git a/test/CodeGen/ARM/crash-shufflevector.ll b/test/CodeGen/ARM/crash-shufflevector.ll new file mode 100644 index 0000000000..bdc0e0ea4d --- /dev/null +++ b/test/CodeGen/ARM/crash-shufflevector.ll @@ -0,0 +1,10 @@ +; RUN: llc < %s -mtriple=armv7 + +declare void @g(<16 x i8>) +define void @f(<4 x i8> %param1, <4 x i8> %param2) { + %y1 = shufflevector <4 x i8> %param1, <4 x i8> undef, <16 x i32> <i32 0, i32 1, i32 2, i32 3, i32 undef, i32 undef, i32 undef, i32 undef, i32 undef, i32 undef, i32 undef, i32 undef, i32 undef, i32 undef, i32 undef, i32 undef> + %y2 = shufflevector <4 x i8> %param2, <4 x i8> undef, <16 x i32> <i32 0, i32 1, i32 2, i32 3, i32 undef, i32 undef, i32 undef, i32 undef, i32 undef, i32 undef, i32 undef, i32 undef, i32 undef, i32 undef, i32 undef, i32 undef> + %z = shufflevector <16 x i8> %y1, <16 x i8> %y2, <16 x i32> <i32 0, i32 1, i32 2, i32 3, i32 4, i32 5, i32 6, i32 7, i32 8, i32 9, i32 10, i32 11, i32 16, i32 17, i32 18, i32 19> + call void @g(<16 x i8> %z) + ret void +}
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