[PATCH] D82011: [clangd] Don't mangle workdir-relevant driver path in compile commands

[Sam McCall via Phabricator via cfe-commits]

This revision was automatically updated to reflect the committed changes.
Closed by commit rGa3b793401255: [clangd] Don't mangle workdir-relevant driver path in compile commands (authored by sammccall).

Repository:
  rG LLVM Github Monorepo

CHANGES SINCE LAST ACTION
  https://reviews.llvm.org/D82011/new/

https://reviews.llvm.org/D82011

Files:
  clang-tools-extra/clangd/CompileCommands.cpp
  clang-tools-extra/clangd/unittests/CompileCommandsTests.cpp


Index: clang-tools-extra/clangd/unittests/CompileCommandsTests.cpp
===================================================================
--- clang-tools-extra/clangd/unittests/CompileCommandsTests.cpp
+++ clang-tools-extra/clangd/unittests/CompileCommandsTests.cpp
@@ -115,7 +115,7 @@
 
   Cmd = {"foo/unknown-binary", "foo.cc"};
   Mangler.adjust(Cmd);
-  EXPECT_EQ(testPath("fake/unknown-binary"), Cmd.front());
+  EXPECT_EQ("foo/unknown-binary", Cmd.front());
 }
 
 // Only run the PATH/symlink resolving test on unix, we need to fiddle
Index: clang-tools-extra/clangd/CompileCommands.cpp
===================================================================
--- clang-tools-extra/clangd/CompileCommands.cpp
+++ clang-tools-extra/clangd/CompileCommands.cpp
@@ -135,6 +135,12 @@
   // First, eliminate relative paths.
   std::string Storage;
   if (!llvm::sys::path::is_absolute(Driver)) {
+    // If it's working-dir relative like bin/clang, we can't resolve it.
+    // FIXME: we could if we had the working directory here.
+    // Let's hope it's not a symlink.
+    if (llvm::any_of(Driver,
+                     [](char C) { return llvm::sys::path::is_separator(C); }))
+      return Driver.str();
     // If the driver is a generic like "g++" with no path, add clang dir.
     if (ClangPath &&
         (Driver == "clang" || Driver == "clang++" || Driver == "gcc" ||


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