[clang] [clang][clang-scan-deps] Add named modules to format 'experimental-full' (PR #145221)

[Naveen Seth Hanig via cfe-commits]

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@@ -0,0 +1,347 @@
+// This checks that clang-scan-deps properly outputs named module dependencies 
+// when using the the scanning output format 'experimental-full'.
+//
+// See commit 72304.
+// UNSUPPORTED: target={{.*}}-aix{{.*}}
+//
+// The slash direction in linux and windows are different.
+// UNSUPPORTED: system-windows
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naveen-seth wrote:

It seems like the `sed` method works fine.
This test essentially mirrors `llvm-repo/clang/test/ClangScanDeps/P1689.cppm`, and both `// UNSUPPORTED:` lines were copied from there. 
I will test if it also works for `P1689.cppm` as well. The paths used in that test do not seem any more complex.

https://github.com/llvm/llvm-project/pull/145221