1 files changed, 22 insertions, 1 deletions
diff --git a/contrib/llvm-project/lldb/source/Symbol/PostfixExpression.cpp b/contrib/llvm-project/lldb/source/Symbol/PostfixExpression.cpp
index 148653561a4e..8ecd571ed929 100644
--- a/contrib/llvm-project/lldb/source/Symbol/PostfixExpression.cpp
+++ b/contrib/llvm-project/lldb/source/Symbol/PostfixExpression.cpp
@@ -41,7 +41,8 @@ GetUnaryOpType(llvm::StringRef token) {
   return llvm::None;
 }
 
-Node *postfix::Parse(llvm::StringRef expr, llvm::BumpPtrAllocator &alloc) {
+Node *postfix::ParseOneExpression(llvm::StringRef expr,
+                                  llvm::BumpPtrAllocator &alloc) {
   llvm::SmallVector<Node *, 4> stack;
 
   llvm::StringRef token;
@@ -83,6 +84,26 @@ Node *postfix::Parse(llvm::StringRef expr, llvm::BumpPtrAllocator &alloc) {
   return stack.back();
 }
 
+std::vector<std::pair<llvm::StringRef, Node *>>
+postfix::ParseFPOProgram(llvm::StringRef prog, llvm::BumpPtrAllocator &alloc) {
+  llvm::SmallVector<llvm::StringRef, 4> exprs;
+  prog.split(exprs, '=');
+  if (exprs.empty() || !exprs.back().trim().empty())
+    return {};
+  exprs.pop_back();
+
+  std::vector<std::pair<llvm::StringRef, Node *>> result;
+  for (llvm::StringRef expr : exprs) {
+    llvm::StringRef lhs;
+    std::tie(lhs, expr) = getToken(expr);
+    Node *rhs = ParseOneExpression(expr, alloc);
+    if (!rhs)
+      return {};
+    result.emplace_back(lhs, rhs);
+  }
+  return result;
+}
+
 namespace {
 class SymbolResolver : public Visitor<bool> {
 public: