stage2: address of threadlocal variable is not comptime known

Closes #13215

1 files changed, 23 insertions, 0 deletions

diff --git a/src/value.zig b/src/value.zig
index a727df5d22..792ec5068f 100644
--- a/src/value.zig
+++ b/src/value.zig
@@ -2806,6 +2806,29 @@ pub const Value = extern union {
         };
     }
 
+    pub fn isPtrToThreadLocal(val: Value, mod: *Module) bool {
+        return switch (val.tag()) {
+            .variable => false,
+            else => val.isPtrToThreadLocalInner(mod),
+        };
+    }
+
+    fn isPtrToThreadLocalInner(val: Value, mod: *Module) bool {
+        return switch (val.tag()) {
+            .slice => val.castTag(.slice).?.data.ptr.isPtrToThreadLocalInner(mod),
+            .comptime_field_ptr => val.castTag(.comptime_field_ptr).?.data.field_val.isPtrToThreadLocalInner(mod),
+            .elem_ptr => val.castTag(.elem_ptr).?.data.array_ptr.isPtrToThreadLocalInner(mod),
+            .field_ptr => val.castTag(.field_ptr).?.data.container_ptr.isPtrToThreadLocalInner(mod),
+            .eu_payload_ptr => val.castTag(.eu_payload_ptr).?.data.container_ptr.isPtrToThreadLocalInner(mod),
+            .opt_payload_ptr => val.castTag(.opt_payload_ptr).?.data.container_ptr.isPtrToThreadLocalInner(mod),
+            .decl_ref => mod.declPtr(val.castTag(.decl_ref).?.data).val.isPtrToThreadLocalInner(mod),
+            .decl_ref_mut => mod.declPtr(val.castTag(.decl_ref_mut).?.data.decl_index).val.isPtrToThreadLocalInner(mod),
+
+            .variable => val.castTag(.variable).?.data.is_threadlocal,
+            else => false,
+        };
+    }
+
     // Asserts that the provided start/end are in-bounds.
     pub fn sliceArray(
         val: Value,