From 9430e4a9f2fce8b320791543db932fbdb69ea6ca Mon Sep 17 00:00:00 2001 From: nickc Date: Wed, 6 Dec 2006 18:08:51 +0000 Subject: [PATCH] * ansidecl.h (ATTRIBUTE_PACKED): Define. git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@119587 138bc75d-0d04-0410-961f-82ee72b054a4 --- include/ChangeLog | 4 ++++ include/ansidecl.h | 6 ++++++ 2 files changed, 10 insertions(+) diff --git a/include/ChangeLog b/include/ChangeLog index 017d3fd30b5..572f45ad771 100644 --- a/include/ChangeLog +++ b/include/ChangeLog @@ -1,3 +1,7 @@ +2006-12-06 Nick Clifton + + * ansidecl.h (ATTRIBUTE_PACKED): Define. + 2006-11-30 Andrew Stubbs J"orn Rennecke diff --git a/include/ansidecl.h b/include/ansidecl.h index a1a765d63f3..16adc47a1bf 100644 --- a/include/ansidecl.h +++ b/include/ansidecl.h @@ -361,6 +361,12 @@ So instead we use the macro below and test it against specific values. */ # endif /* GNUC >= 3.0 */ #endif /* ATTRIBUTE_ALIGNED_ALIGNOF */ +/* Useful for structures whose layout must much some binary specification + regardless of the alignment and padding qualities of the compiler. */ +#ifndef ATTRIBUTE_PACKED +# define ATTRIBUTE_PACKED __attribute__ ((packed)) +#endif + /* We use __extension__ in some places to suppress -pedantic warnings about GCC extensions. This feature didn't work properly before gcc 2.8. */ -- 2.11.0