message: Use fabs for floating point abs
diff: @@ -1301,7 +1301,7 @@ TEST_CASE("Check format conversion", "[format]")
  INFO(a);
  INFO(c);
  - CHECK(abs(a - c) <= abs(a * 3.0f * FLT_EPSILON));
  + CHECK(fabs(a - c) <= fabs(a * 3.0f * FLT_EPSILON));
  if(i == UINT16_MAX)
  break;
  