From d72f832b1ebab0db106e64bc9f59eba90c414311 Mon Sep 17 00:00:00 2001
From: Andrew Kelley <andrew@ziglang.org>
Date: Thu, 10 Feb 2022 23:03:13 -0700
Subject: [PATCH] LLVM backend: call constPtrToInt instead of constBitCast

when appropriate. Avoids tripping an LLVM assertion.
---
 src/codegen/llvm.zig | 6 +++++-
 1 file changed, 5 insertions(+), 1 deletion(-)

diff --git a/src/codegen/llvm.zig b/src/codegen/llvm.zig
index ec0ead94e4..85cb808996 100644
--- a/src/codegen/llvm.zig
+++ b/src/codegen/llvm.zig
@@ -1858,7 +1858,11 @@ pub const DeclGen = struct {
             try self.resolveGlobalDecl(decl);
 
         const llvm_type = try self.llvmType(tv.ty);
-        return llvm_val.constBitCast(llvm_type);
+        if (tv.ty.zigTypeTag() == .Int) {
+            return llvm_val.constPtrToInt(llvm_type);
+        } else {
+            return llvm_val.constBitCast(llvm_type);
+        }
     }
 
     fn lowerPtrToVoid(dg: *DeclGen, ptr_ty: Type) !*const llvm.Value {