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Diffstat (limited to 'spec/rtems/basedefs/req/packed-1.yml')
| -rw-r--r-- | spec/rtems/basedefs/req/packed-1.yml | 25 |
1 files changed, 25 insertions, 0 deletions
diff --git a/spec/rtems/basedefs/req/packed-1.yml b/spec/rtems/basedefs/req/packed-1.yml new file mode 100644 index 00000000..9f100baf --- /dev/null +++ b/spec/rtems/basedefs/req/packed-1.yml @@ -0,0 +1,25 @@ +SPDX-License-Identifier: CC-BY-SA-4.0 +copyrights: +- Copyright (C) 2020 embedded brains GmbH (http://www.embedded-brains.de) +enabled-by: true +links: +- role: requirement-refinement + uid: ../if/packed +non-functional-type: interface +rationale: | + The effect of the ${../if/packed:/name} macro is not propagated into any + structure, union or C++ class which is member of the structure, union or + C++ class declaration to which the macro is attached. +references: [] +requirement-type: non-functional +text: | + When the code is compiled with the GNU C compiler, + and the ${../if/packed:/name} macro is attached to a + struct, union, or C++ class type definition, + and the ``aligned`` attribute or ${../if/aligned:/name} macro + is not used on the struct, union, or C++ class type definition or + any member thereof, + the ${../if/packed:/name} macro shall cause all structure, union, or class + members to be aligned at one bit for a bit-field member and + one byte otherwise. +type: requirement |