Index: llvm-toolchain-snapshot_21~++20250630094904+57f7e14b5779/clang/lib/Driver/ToolChains/Arch/X86.cpp
===================================================================
--- llvm-toolchain-snapshot_21~++20250630094904+57f7e14b5779.orig/clang/lib/Driver/ToolChains/Arch/X86.cpp
+++ llvm-toolchain-snapshot_21~++20250630094904+57f7e14b5779/clang/lib/Driver/ToolChains/Arch/X86.cpp
@@ -109,8 +109,8 @@ std::string x86::getX86TargetCPU(const D
   case llvm::Triple::FreeBSD:
     return "i686";
   default:
-    // Fallback to p4.
-    return "pentium4";
+    // Fallback to i686.
+    return "i686";
   }
 }