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GCC extensions are no longer used here - update the comment.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@115463 91177308-0d34-0410-b5e6-96231b3b80d8
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@ -57,8 +57,8 @@ protected:
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// Allocate raw space for N elements of type T. If T has a ctor or dtor, we
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// Allocate raw space for N elements of type T. If T has a ctor or dtor, we
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// don't want it to be automatically run, so we need to represent the space as
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// don't want it to be automatically run, so we need to represent the space as
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// something else. An array of char would work great, but might not be
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// something else. An array of char would work great, but might not be
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// aligned sufficiently. Instead, we either use GCC extensions, or some
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// aligned sufficiently. Instead we use some number of union instances for
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// number of union instances for the space, which guarantee maximal alignment.
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// the space, which guarantee maximal alignment.
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union U {
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union U {
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double D;
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double D;
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long double LD;
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long double LD;
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