On Sunday, 10 September 2017 at 16:25:52 UTC, jmh530 wrote:
The following code compiles on DMD, but not on LDC (tested
versions 1.3.0 and the 1.4.0 beta).
import std.array : appender;
import std.format : formattedWrite;
auto x = appender!(string);
formattedWrite(y, "%2s", [0, 1]);
assert(y.data == "[ 0, 1]");
There's a difference between "doesn't compile" and "asserts".
Please always compare to the matching DMD version, 2.074.1 in
this case, which produces an empty string as well, I guess
because the writer was taken by value in Phobos 2.074.1.