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[Bug target/33774] Cygwin/mingw do not support 16 byte alignment of struct/union fields
- From: "dannysmith at users dot sourceforge dot net" <gcc-bugzilla at gcc dot gnu dot org>
- To: gcc-bugs at gcc dot gnu dot org
- Date: 18 Oct 2007 21:04:01 -0000
- Subject: [Bug target/33774] Cygwin/mingw do not support 16 byte alignment of struct/union fields
- References: <bug-33774-4066@http.gcc.gnu.org/bugzilla/>
- Reply-to: gcc-bugzilla at gcc dot gnu dot org
------- Comment #2 from dannysmith at users dot sourceforge dot net 2007-10-18 21:04 -------
The native compiler MSVC++ does not limit field alignment to 64 bits, but as
documented here
Windows Data Alignment on IPF, x86, and x64
http://msdn2.microsoft.com/en-us/library/Aa290049(VS.71).aspx
supports at least up to 256-bit field alignment (see Listing 5 in above
article).
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http://gcc.gnu.org/bugzilla/show_bug.cgi?id=33774