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Embedded Artistry “format” Repository

We recently learned how to use clang-format and created our own formatting style. I also shared clang-format wrapper scripts that I use on my projects. I've created an Embedded Artistry format repository which contains my clang-format rules, helpful wrapper scripts, and an installation script. The format repository is meant to be included in other repositories …

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A Strategy for Enforcing Formatting with Your Build Server

Now that we've learned to use clang-format and created style rules for our project, we need to make sure we're enforcing clang-format usage. In an optimal flow, we would enforce formatting before allowing changes to be checked in. A common strategy would be to enforce formatting using a git commit hook. However, I have two …

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Creating and Enforcing a Code Formatting Standard with clang-format

I’ve worked on many programming teams which nominally have a “programming style guide.” This guide is often written down and placed in a place that developers rarely look. In almost every case the style guide is ignored, code reviews devolve into style arguments, and a multitude of styles develop inside of the source repository. The MongoDB …

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Demystifying ARM Floating Point Compiler Options

When I first started bringing up new ARM platforms, I was pretty confused by the various floating point options such as -mfloat-abi=softfp or -mfpu=fpv4-sp-d16. I imagine this is confusing to other developers as well, so I'd like to share my ARM floating-point cheat sheet with the world. An Overview of the ARM Floating-Point Architecture Before …

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