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authorkettenis <kettenis@openbsd.org>2010-08-29 11:27:19 +0000
committerkettenis <kettenis@openbsd.org>2010-08-29 11:27:19 +0000
commitc7c13d1a658600f1d9bbb932b6d4b48750da66d5 (patch)
tree313bdd14311031f52e30e6a635536edca34a519c /sys/dev/usb/usbdevs.h
parentFix kernel compiling with disabled IPSEC and enabled GIF/MPLS (diff)
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Make sure local arrays of chars are word-aligned on strict alignment
architectures, just like what is done for global ones. This isn't just an optiization. There is a long tradition of building packets in arrays of chars on the stack by using casts to types that require stricter alignment. Ignore the language lawyers say it isn't explicitly allowed by the C standard. Historically many (all?) C compilers have handled that just fine, so it is stupid to break this. Thanks to mikeb@ for finding the GCC bug report against upstream GCC 4.2.1. This fixes hppa/hppa64 and sparc/sparc64 as discuessed with miod@ (upstream only fixed sparc/sparc64). Other strict alignment architectures will need similar fixes. ok deraadt@, mikeb@, miod@
Diffstat (limited to 'sys/dev/usb/usbdevs.h')
0 files changed, 0 insertions, 0 deletions