Mention that compilers are always build dependencies

mgorny · mgorny · commit 8001a1b79de2 · 2025-10-22T20:13:59.000+02:00
Signed-off-by: Michał Górny &lt;mgorny@quansight.com&gt;
diff --git a/docs/maintainer/infrastructure.md b/docs/maintainer/infrastructure.md
@@ -513,8 +513,8 @@ scripts set up a number of standard environment variables such as `CC`, and perf
 setup actions for the common build systems such as CMake and Meson.
 
 Recipes provide a `compiler` macro that is used to generate the correct dependency
-on a compiler for the language specified. For example, to depend on a C and C++
-compilers, one would specify:
+on a compiler for the language specified. Compilers are always added to `build`
+dependencies. For example, to depend on a C and C++ compilers, one would specify:
 
 ```yaml
 requirements:
