From 60d6037f236379e521ccb7a8e1b7d24ed469ac3f Mon Sep 17 00:00:00 2001
From: Andrew Kelley <andrew@ziglang.org>
Date: Fri, 11 Mar 2022 20:44:10 -0700
Subject: Sema: fix inline/comptime function calls with inferred errors

---
 src/Module.zig | 15 +++++++++++++++
 1 file changed, 15 insertions(+)

(limited to 'src/Module.zig')

diff --git a/src/Module.zig b/src/Module.zig
index b3e0344d77..868ce578eb 100644
--- a/src/Module.zig
+++ b/src/Module.zig
@@ -1542,6 +1542,21 @@ pub const Fn = struct {
         // const zir = func.owner_decl.getFileScope().zir;
         return func.param_names[index];
     }
+
+    pub fn hasInferredErrorSet(func: Fn) bool {
+        const zir = func.owner_decl.getFileScope().zir;
+        const zir_tags = zir.instructions.items(.tag);
+        switch (zir_tags[func.zir_body_inst]) {
+            .func => return false,
+            .func_inferred => return true,
+            .extended => {
+                const extended = zir.instructions.items(.data)[func.zir_body_inst].extended;
+                const small = @bitCast(Zir.Inst.ExtendedFunc.Small, extended.small);
+                return small.is_inferred_error;
+            },
+            else => unreachable,
+        }
+    }
 };
 
 pub const Var = struct {
-- 
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