- PW_UNUSED provides no value over the [[maybe_unused]] C++ attribute or
a simple void cast. Replace uses of it and mark the macro as
deprecated.
- Add a section to the Embedded C++ Guide about compiler warnings,
including how to silence -Wunused-* warnings.
Change-Id: I078be670465ed87733f7c6d1f3d327915a0f49f6
Reviewed-on: https://pigweed-review.googlesource.com/c/pigweed/pigweed/+/32122
Commit-Queue: Wyatt Hepler <hepler@google.com>
Reviewed-by: Keir Mierle <keir@google.com>
This change adds two Pigweed modules: pw_preprocessor and pw_unit_test.
The preprocessor module contains header files providing helpful macros
for the C preprocessor. The unit test module contains a starter
implementation of a unit testing framework for Pigweed.
Change-Id: I46e1a4cae1fd8ce36d7840a2e92f8013fb489cde
