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Add a corollary test for PR14572. We got this code path correct already.

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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@170271 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Chandler Carruth 2012-12-15 09:31:54 +00:00
parent 19820053fe
commit d12de95585
1 changed files with 18 additions and 2 deletions
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20
test/Transforms/SROA/basictest.ll
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@ -1177,10 +1177,10 @@ entry:
ret void
}
define <3 x i8> @PR14572(i32 %x) {
define <3 x i8> @PR14572.1(i32 %x) {
; Ensure that a split integer store which is wider than the type size of the
; alloca (relying on the alloc size padding) doesn't trigger an assert.
; CHECK: @PR14572
; CHECK: @PR14572.1
entry:
%a = alloca <3 x i8>, align 4
@ -1192,3 +1192,19 @@ entry:
ret <3 x i8> %y
; CHECK: ret <3 x i8>
}
define i32 @PR14572.2(<3 x i8> %x) {
; Ensure that a split integer load which is wider than the type size of the
; alloca (relying on the alloc size padding) doesn't trigger an assert.
; CHECK: @PR14572.2
entry:
%a = alloca <3 x i8>, align 4
; CHECK-NOT: alloca
store <3 x i8> %x, <3 x i8>* %a, align 1
%cast = bitcast <3 x i8>* %a to i32*
%y = load i32* %cast, align 4
ret i32 %y
; CHECK: ret i32
}