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new testcase for SROA for stuff like "union { int*, float* }".

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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@30822 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Chris Lattner 2006-10-08 23:27:37 +00:00
parent 6270f686b3
commit fc1dfd4137
1 changed files with 18 additions and 0 deletions
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18
test/Transforms/ScalarRepl/union-pointer.ll Normal file
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; RUN: llvm-as < %s | opt -scalarrepl | llvm-dis | not grep alloca &&
; RUN: llvm-as < %s | opt -scalarrepl | llvm-dis | grep 'ret sbyte'
target endian = little
target pointersize = 32
target triple = "i686-apple-darwin8.7.2"
implementation ; Functions:
sbyte* %test(short* %X) {
%X_addr = alloca short*
store short* %X, short** %X_addr
%X_addr = cast short** %X_addr to sbyte**
%tmp = load sbyte** %X_addr
ret sbyte* %tmp
}