Sema: remove generic function from `monomorphed_funcs` on any error

2 files changed, 1 insertions, 8 deletions

diff --git a/src/Module.zig b/src/Module.zig
index 24047f8798..bf54fc01fd 100644
--- a/src/Module.zig
+++ b/src/Module.zig
@@ -3519,14 +3519,6 @@ pub fn deinit(mod: *Module) void {
 pub fn destroyDecl(mod: *Module, decl_index: Decl.Index) void {
     const gpa = mod.gpa;
     {
-        if (mod.failed_decls.contains(decl_index)) {
-            blk: {
-                const errs = mod.comp.getAllErrorsAlloc() catch break :blk;
-                for (errs.list) |err| Compilation.AllErrors.Message.renderToStdErr(err, .no_color);
-            }
-            // TODO restore test case triggering this panic
-            @panic("Zig compiler bug: attempted to destroy declaration with an attached error");
-        }
         const decl = mod.declPtr(decl_index);
         log.debug("destroy {*} ({s})", .{ decl, decl.name });
         _ = mod.test_functions.swapRemove(decl_index);
diff --git a/src/Sema.zig b/src/Sema.zig
index bc861f170a..cba14396f9 100644
--- a/src/Sema.zig
+++ b/src/Sema.zig
@@ -7174,6 +7174,7 @@ fn instantiateGenericCall(
                 return err;
             },
             else => {
+                assert(mod.monomorphed_funcs.remove(new_module_func));
                 {
                     errdefer new_decl_arena.deinit();
                     try new_decl.finalizeNewArena(&new_decl_arena);