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Fix PR897

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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@30820 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Chris Lattner 2006-10-08 22:28:34 +00:00
parent 7138234baf
commit 53b06db6c7
1 changed files with 5 additions and 0 deletions
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5
include/llvm/ADT/SmallVector.h
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@ -33,12 +33,17 @@ class SmallVectorImpl {
// aligned sufficiently. Instead, we either use GCC extensions, or some
// number of union instances for the space, which guarantee maximal alignment.
protected:
#ifdef __GNUC__
typedef char U;
U FirstEl __attribute__((aligned(__alignof__(double))));
#else
union U {
double D;
long double LD;
long long L;
void *P;
} FirstEl;
#endif
// Space after 'FirstEl' is clobbered, do not add any instance vars after it.
public:
// Default ctor - Initialize to empty.