[clang] [analyzer][CTU] Macro expansions for imported translation units (PR #176126)

[Balázs Benics via cfe-commits]

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+// RUN: rm -rf %t && mkdir %t
+// RUN: mkdir -p %t/ctudir
+// RUN: %clang_cc1 -emit-pch -detailed-preprocessing-record -o %t/ctudir/plist-macros-ctu.c.ast %S/Inputs/plist-macros-ctu.c
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steakhal wrote:

So here you pass this `-detailed-preprocessing-record`. What happens if that is missing, is it gracefully handled?

https://github.com/llvm/llvm-project/pull/176126