From 2193f7c4a2b56f67bf07d27c3f715cf3969c392f Mon Sep 17 00:00:00 2001
From: Luuk de Gram <luuk@degram.dev>
Date: Mon, 18 Apr 2022 13:11:37 +0200
Subject: wasm: Add support for debug info

This implements basic DWARF output when building for the wasm target.
Stacktraces, however, are currently not supported.
---
 src/stage1/codegen.cpp | 3 +++
 1 file changed, 3 insertions(+)

(limited to 'src/stage1/codegen.cpp')

diff --git a/src/stage1/codegen.cpp b/src/stage1/codegen.cpp
index 40e4440102..3a83d93310 100644
--- a/src/stage1/codegen.cpp
+++ b/src/stage1/codegen.cpp
@@ -2645,6 +2645,9 @@ static LLVMValueRef ir_render_save_err_ret_addr(CodeGen *g, Stage1Air *executabl
         Stage1AirInstSaveErrRetAddr *save_err_ret_addr_instruction)
 {
     assert(g->have_err_ret_tracing);
+    if ((target_is_wasm(g->zig_target) && g->zig_target->os != OsEmscripten) || target_is_bpf(g->zig_target)) {
+        return nullptr;
+    }
 
     LLVMValueRef return_err_fn = get_return_err_fn(g);
     bool is_llvm_alloca;
-- 
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