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general: reenable -Wpedantic for gcc by using __extension__ (ZEXT)

to suppress warnings about `errtxtf` operand number "%<n>$" args;
  enable some further warnings
test suite: enable -Wpedantic and fix/suppress any warnings
This commit is contained in:
gitlost 2025-01-27 11:03:33 +00:00
parent a4b557786f
commit b377b14360
93 changed files with 1397 additions and 1370 deletions
backend

View file

@ -454,8 +454,9 @@ INTERNAL int vin(struct zint_symbol *symbol, unsigned char source[], int length)
}
if (input_check != output_check) {
return errtxtf(ZINT_ERROR_INVALID_CHECK, symbol, 338,
"Invalid check digit '%1$c' (position 9), expecting '%2$c'", input_check, output_check);
return ZEXT errtxtf(ZINT_ERROR_INVALID_CHECK, symbol, 338,
"Invalid check digit '%1$c' (position 9), expecting '%2$c'", input_check,
output_check);
}
}