[PATCH] D75774: [gn] Use ghash if using clang & LLD together to make PDBs

[Reid Kleckner via Phabricator via llvm-commits]

This revision was automatically updated to reflect the committed changes.
Closed by commit rGd75be4c06a73: [gn] Use ghash if using clang & LLD together to make PDBs (authored by rnk).

Repository:
  rG LLVM Github Monorepo

CHANGES SINCE LAST ACTION
  https://reviews.llvm.org/D75774/new/

https://reviews.llvm.org/D75774

Files:
  llvm/utils/gn/build/BUILD.gn


Index: llvm/utils/gn/build/BUILD.gn
===================================================================
--- llvm/utils/gn/build/BUILD.gn
+++ llvm/utils/gn/build/BUILD.gn
@@ -64,6 +64,12 @@
         "/FS",
       ]
       ldflags += [ "/DEBUG" ]
+
+      # Speed up links with ghash on windows.
+      if (use_lld && is_clang) {
+        cflags += [ "-gcodeview-ghash" ]
+        ldflags += [ "/DEBUG:GHASH" ]
+      }
     }
     if (is_optimized) {
       cflags += [


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