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| author | Chandler Carruth <chandlerc@gmail.com> | 2012-12-15 09:26:06 +0000 |
|---|---|---|
| committer | Chandler Carruth <chandlerc@gmail.com> | 2012-12-15 09:26:06 +0000 |
| commit | 19820053fe46dbc91c43edb80a693fa6aae09251 (patch) | |
| tree | d39d2db08e15efd61dfcb1759f31f75f2f6a1bd6 /test/Transforms/SROA/basictest.ll | |
| parent | 5db4bceb47e8db48522ecd94fcfd7747451157bd (diff) | |
| download | external_llvm-19820053fe46dbc91c43edb80a693fa6aae09251.zip external_llvm-19820053fe46dbc91c43edb80a693fa6aae09251.tar.gz external_llvm-19820053fe46dbc91c43edb80a693fa6aae09251.tar.bz2 | |
Relax an overly aggressive assert to fix PR14572.
The alloca width is based on the alloc size, not the type size.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@170270 91177308-0d34-0410-b5e6-96231b3b80d8
Diffstat (limited to 'test/Transforms/SROA/basictest.ll')
| -rw-r--r-- | test/Transforms/SROA/basictest.ll | 16 |
1 files changed, 16 insertions, 0 deletions
diff --git a/test/Transforms/SROA/basictest.ll b/test/Transforms/SROA/basictest.ll index d8b6b41..ba93e04 100644 --- a/test/Transforms/SROA/basictest.ll +++ b/test/Transforms/SROA/basictest.ll @@ -1176,3 +1176,19 @@ entry: %baz = load i1* %a.i1, align 1 ret void } + +define <3 x i8> @PR14572(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 + +entry: + %a = alloca <3 x i8>, align 4 +; CHECK-NOT: alloca + + %cast = bitcast <3 x i8>* %a to i32* + store i32 %x, i32* %cast, align 1 + %y = load <3 x i8>* %a, align 4 + ret <3 x i8> %y +; CHECK: ret <3 x i8> +} |