From e936d5ef25b30282d65bec5a97dfbbf53193adc4 Mon Sep 17 00:00:00 2001
From: "A. R. Shajii" <ars@ars.me>
Date: Sat, 27 Apr 2024 12:23:48 -0400
Subject: [PATCH] Fix variable naming in LLVM IR

Avoid ".L" prefix as those indicate linker-local names
---
 codon/cir/llvm/llvisitor.cpp | 6 ++++--
 1 file changed, 4 insertions(+), 2 deletions(-)

diff --git a/codon/cir/llvm/llvisitor.cpp b/codon/cir/llvm/llvisitor.cpp
index c2349ce5..99b543d6 100644
--- a/codon/cir/llvm/llvisitor.cpp
+++ b/codon/cir/llvm/llvisitor.cpp
@@ -59,10 +59,12 @@ std::string LLVMVisitor::getNameForVar(const Var *x) {
   if (auto *f = cast<Func>(x))
     return getNameForFunction(f);
 
+  auto name = x->getName();
   if (x->isExternal()) {
-    return x->getName();
+    return name;
   } else {
-    return "." + x->getName();
+    // ".Lxxx" is a linker-local name, so add an underscore if needed
+    return ((!name.empty() && name[0] == 'L') ? "._" : ".") + name;
   }
 }