argument-countThe call's argument count does not match the callee

Reported by --explain after a verdict.

mettle explain argument-count

The site passes a different number of arguments than the callee declares, or more than the inliner handles. A variadic call looks like this.

A structural guard: @inline does not override it.

Related

• callee-no-bodyThe callee has no body to inline
• callee-noinlineThe callee is marked @noinline
• callee-denylistedThe callee is on the compiler's inline denylist
• too-many-parametersThe callee takes more than 16 parameters
• callee-parameter-namesThe callee's parameter names are unavailable
• callee-over-budgetThe callee's body is over the inline size budget
• callee-call-countThe callee makes more calls than the inline call-count budget allows
• callee-inline-asmThe callee contains inline assembly