[PATCH v2 06/12] lib: Introduce macros for bit operations

These macros help clarify basic bit-twiddling code and are written to be robust against C undefined behavior of shift operators. --- lib/message.cc| 6 +++--- lib/notmuch-private.h | 11 +++ 2 files changed, 14 insertions(+), 3 deletions(-) diff --git a/lib/message.cc b/lib/messa

[PATCH v2 06/12] lib: Introduce macros for bit operations

These macros help clarify basic bit-twiddling code and are written to be robust against C undefined behavior of shift operators. --- lib/message.cc| 6 +++--- lib/notmuch-private.h | 11 +++ 2 files changed, 14 insertions(+), 3 deletions(-) diff --git a/lib/message.cc b/lib/messa