Iain Sandoe 1f0b8ba47a [C++20][Modules] Fix a testcase warning on Windows [NFC].
As reported, using "-DTDIR=%t" with a path name of 'C:\Users\...' causes
a warning to be emitted about the use of \U without following hex digits.

Since the value is only required for the FileCheck cases resolve this by
omitting the -D from the compile lines.
2022-04-03 11:39:00 +01:00
..
2018-01-06 03:20:59 +00:00
2019-03-06 02:50:46 +00:00