Merge pull request #19152 from antlilja/llvm-broken-debug

LLVM: Fail to emit if LLVM encounters broken debug info

2 files changed, 10 insertions, 2 deletions

diff --git a/src/codegen/llvm.zig b/src/codegen/llvm.zig
index 3e55fe5e9d..a7e2815e73 100644
--- a/src/codegen/llvm.zig
+++ b/src/codegen/llvm.zig
@@ -1245,9 +1245,11 @@ pub const Object = struct {
             );
             defer bitcode_memory_buffer.dispose();
 
+            context.enableBrokenDebugInfoCheck();
+
             var module: *llvm.Module = undefined;
-            if (context.parseBitcodeInContext2(bitcode_memory_buffer, &module).toBool()) {
-                std.debug.print("Failed to parse bitcode\n", .{});
+            if (context.parseBitcodeInContext2(bitcode_memory_buffer, &module).toBool() or context.getBrokenDebugInfo()) {
+                log.err("Failed to parse bitcode", .{});
                 return error.FailedToEmit;
             }
             break :emit .{ context, module };
diff --git a/src/codegen/llvm/bindings.zig b/src/codegen/llvm/bindings.zig
index affadef882..ee87aef6ac 100644
--- a/src/codegen/llvm/bindings.zig
+++ b/src/codegen/llvm/bindings.zig
@@ -37,6 +37,12 @@ pub const Context = opaque {
 
     pub const setOptBisectLimit = ZigLLVMSetOptBisectLimit;
     extern fn ZigLLVMSetOptBisectLimit(C: *Context, limit: c_int) void;
+
+    pub const enableBrokenDebugInfoCheck = ZigLLVMEnableBrokenDebugInfoCheck;
+    extern fn ZigLLVMEnableBrokenDebugInfoCheck(C: *Context) void;
+
+    pub const getBrokenDebugInfo = ZigLLVMGetBrokenDebugInfo;
+    extern fn ZigLLVMGetBrokenDebugInfo(C: *Context) bool;
 };
 
 pub const Module = opaque {