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| author | Stuart Hastings <stuart@apple.com> | 2011-06-13 18:48:49 +0000 |
|---|---|---|
| committer | Stuart Hastings <stuart@apple.com> | 2011-06-13 18:48:49 +0000 |
| commit | 7ac8f8f3418c9ee7cb3f27aa9e5033e9b73ef84f (patch) | |
| tree | f238f6dcf8994ca679135e870b4b23806fbd9afc /lib/Target/ARM/ARMFrameLowering.cpp | |
| parent | afa88eaf659a6151624fd11a61d038864339e8e4 (diff) | |
Avoid fusing bitcasts with dynamic allocas if the amount-to-allocate
might overflow. Re-typing the alloca to a larger type (e.g. double)
hoists a shift into the alloca, potentially exposing overflow in the
expression. rdar://problem/9265821
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@132926 91177308-0d34-0410-b5e6-96231b3b80d8
Diffstat (limited to 'lib/Target/ARM/ARMFrameLowering.cpp')
0 files changed, 0 insertions, 0 deletions