[clang] [clang][ssaf] Implement Entity Linker CLI and patching for JSON Format (PR #184713)

[Balázs Benics via cfe-commits]

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+// Test the --verbose/-v flag of ssaf-linker.
+
+// RUN: rm -rf %t
+// RUN: mkdir -p %t
+
+// RUN: ssaf-linker --verbose %S/Inputs/tu-1.json %S/Inputs/tu-2.json -o %t/lu-1+2.json 2>&1 \
+// RUN:           | FileCheck %s -DINPUT=%S/Inputs -DOUTPUT=%t
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steakhal wrote:

I think across the tests in this PR should use --match-full-lines in FileCheck. Maybe even --strict-whitespace.

https://github.com/llvm/llvm-project/pull/184713