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Diffstat (limited to 'test/lit/basic/exception-handling-no-gc.wast')
| -rw-r--r-- | test/lit/basic/exception-handling-no-gc.wast | 27 |
1 files changed, 27 insertions, 0 deletions
diff --git a/test/lit/basic/exception-handling-no-gc.wast b/test/lit/basic/exception-handling-no-gc.wast new file mode 100644 index 000000000..4ab0708c4 --- /dev/null +++ b/test/lit/basic/exception-handling-no-gc.wast @@ -0,0 +1,27 @@ +;; NOTE: Assertions have been generated by update_lit_checks.py and should not be edited. + +;; Test that we do not emit an invalid (ref exn) when exceptions are enabled +;; but not GC. GC is required for us to be non-nullable. + +;; RUN: wasm-opt %s --enable-reference-types --enable-exception-handling --disable-gc --roundtrip -S -o - | filecheck %s + +(module + ;; CHECK: (func $test (result exnref) + ;; CHECK-NEXT: (block $label$1 (result exnref) + ;; CHECK-NEXT: (try_table (catch_all_ref $label$1) + ;; CHECK-NEXT: (unreachable) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + ;; CHECK-NEXT: ) + (func $test (result exnref) + ;; It is valid to write (ref exn) in Binaryen IR, and internally that is how + ;; we represent things, but when we emit the binary we emit a nullable type, + ;; so after the roundtrip we are less refined. + (block $label (result (ref exn)) + (try_table (catch_all_ref $label) + (unreachable) + ) + ) + ) +) + |