Import LLVM 8.0.0 release including clang, lld and lldb.

1 files changed, 22 insertions, 0 deletions

diff --git a/gnu/llvm/tools/clang/lib/Tooling/ArgumentsAdjusters.cpp b/gnu/llvm/tools/clang/lib/Tooling/ArgumentsAdjusters.cpp
index c8e9c167422..f5040b8a09d 100644
--- a/gnu/llvm/tools/clang/lib/Tooling/ArgumentsAdjusters.cpp
+++ b/gnu/llvm/tools/clang/lib/Tooling/ArgumentsAdjusters.cpp
@@ -108,5 +108,27 @@ ArgumentsAdjuster combineAdjusters(ArgumentsAdjuster First,
   };
 }
 
+ArgumentsAdjuster getStripPluginsAdjuster() {
+  return [](const CommandLineArguments &Args, StringRef /*unused*/) {
+    CommandLineArguments AdjustedArgs;
+    for (size_t I = 0, E = Args.size(); I != E; I++) {
+      // According to https://clang.llvm.org/docs/ClangPlugins.html
+      // plugin arguments are in the form:
+      // -Xclang {-load, -plugin, -plugin-arg-<plugin-name>, -add-plugin}
+      // -Xclang <arbitrary-argument>
+      if (I + 4 < E && Args[I] == "-Xclang" &&
+          (Args[I + 1] == "-load" || Args[I + 1] == "-plugin" ||
+           llvm::StringRef(Args[I + 1]).startswith("-plugin-arg-") ||
+           Args[I + 1] == "-add-plugin") &&
+          Args[I + 2] == "-Xclang") {
+        I += 3;
+        continue;
+      }
+      AdjustedArgs.push_back(Args[I]);
+    }
+    return AdjustedArgs;
+  };
+}
+
 } // end namespace tooling
 } // end namespace clang