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| author | Edwin Török <edwintorok@gmail.com> | 2010-04-29 06:43:12 +0000 |
|---|---|---|
| committer | Edwin Török <edwintorok@gmail.com> | 2010-04-29 06:43:12 +0000 |
| commit | c0cf0ba1c5f40bd8313e3fc71f7f70be7a658a34 (patch) | |
| tree | b8c2a856931b2c3a53db2137c516582283f220f2 /include | |
| parent | 5722df6ab13f7a3ed55218996115975ceb0666aa (diff) | |
| download | external_llvm-c0cf0ba1c5f40bd8313e3fc71f7f70be7a658a34.zip external_llvm-c0cf0ba1c5f40bd8313e3fc71f7f70be7a658a34.tar.gz external_llvm-c0cf0ba1c5f40bd8313e3fc71f7f70be7a658a34.tar.bz2 | |
Fix PR6910.
Limit alignment in SmallVector 8, otherwise GCC assumes 16 byte alignment.
opetaror new, and malloc only return 8-byte aligned memory on 32-bit Linux,
which cause a crash if code is compiled with -O3 (or -ftree-vectorize) and some
SmallVector code is vectorized.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@102604 91177308-0d34-0410-b5e6-96231b3b80d8
Diffstat (limited to 'include')
| -rw-r--r-- | include/llvm/ADT/SmallVector.h | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/include/llvm/ADT/SmallVector.h b/include/llvm/ADT/SmallVector.h index 2d79a02..18c8619 100644 --- a/include/llvm/ADT/SmallVector.h +++ b/include/llvm/ADT/SmallVector.h @@ -59,7 +59,7 @@ protected: // number of union instances for the space, which guarantee maximal alignment. struct U { #ifdef __GNUC__ - char X __attribute__((aligned)); + char X __attribute__((aligned(8))); #else union { double D; |