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Home/ Questions/Q 8031397
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Editorial Team
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Editorial Team
Asked: June 5, 20262026-06-05T01:05:24+00:00 2026-06-05T01:05:24+00:00

I saw the following code in CCTL (~line 330) https://github.com/jobytaffey/cctl/blob/master/cctl/main.c switch(page) { // …

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I saw the following code in CCTL (~line 330) https://github.com/jobytaffey/cctl/blob/master/cctl/main.c

switch(page)
{
   // ...
   ack:
      cons_putc(0);
}

What is the ack: section for? It looks like same as default: to me. I can’t find it in the SDCC docs either.

Is this something in C spec?

Thank you

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  1. Editorial Team
    Editorial Team
    2026-06-05T01:05:25+00:00Added an answer on June 5, 2026 at 1:05 am

    It’s not a C keyword; it’s just a label. Note the corresponding goto statements.

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