1 files changed, 54 insertions, 0 deletions
diff --git a/test/lit/basic/mutable-global.wast b/test/lit/basic/mutable-global.wast
new file mode 100644
index 000000000..154a40a19
--- /dev/null
+++ b/test/lit/basic/mutable-global.wast
@@ -0,0 +1,54 @@
+;; NOTE: Assertions have been generated by update_lit_checks.py --all-items and should not be edited.
+
+;; RUN: wasm-opt %s -all -o %t.text.wast -g -S
+;; RUN: wasm-as %s -all -g -o %t.wasm
+;; RUN: wasm-dis %t.wasm -all -o %t.bin.wast
+;; RUN: wasm-as %s -all -o %t.nodebug.wasm
+;; RUN: wasm-dis %t.nodebug.wasm -all -o %t.bin.nodebug.wast
+;; RUN: cat %t.text.wast | filecheck %s --check-prefix=CHECK-TEXT
+;; RUN: cat %t.bin.wast | filecheck %s --check-prefix=CHECK-BIN
+;; RUN: cat %t.bin.nodebug.wast | filecheck %s --check-prefix=CHECK-BIN-NODEBUG
+
+(module
+  ;; CHECK-TEXT:      (type $0 (func))
+  ;; CHECK-BIN:      (type $0 (func))
+  ;; CHECK-BIN-NODEBUG:      (type $0 (func))
+  (type $0 (func))
+  ;; CHECK-TEXT:      (import "env" "global-mut" (global $global-mut (mut i32)))
+  ;; CHECK-BIN:      (import "env" "global-mut" (global $global-mut (mut i32)))
+  ;; CHECK-BIN-NODEBUG:      (import "env" "global-mut" (global $gimport$0 (mut i32)))
+  (import "env" "global-mut" (global $global-mut (mut i32)))
+
+  ;; CHECK-TEXT:      (func $foo (type $0)
+  ;; CHECK-TEXT-NEXT:  (global.set $global-mut
+  ;; CHECK-TEXT-NEXT:   (i32.add
+  ;; CHECK-TEXT-NEXT:    (global.get $global-mut)
+  ;; CHECK-TEXT-NEXT:    (i32.const 1)
+  ;; CHECK-TEXT-NEXT:   )
+  ;; CHECK-TEXT-NEXT:  )
+  ;; CHECK-TEXT-NEXT: )
+  ;; CHECK-BIN:      (func $foo (type $0)
+  ;; CHECK-BIN-NEXT:  (global.set $global-mut
+  ;; CHECK-BIN-NEXT:   (i32.add
+  ;; CHECK-BIN-NEXT:    (global.get $global-mut)
+  ;; CHECK-BIN-NEXT:    (i32.const 1)
+  ;; CHECK-BIN-NEXT:   )
+  ;; CHECK-BIN-NEXT:  )
+  ;; CHECK-BIN-NEXT: )
+  (func $foo (type $0)
+    (global.set $global-mut
+      (i32.add
+        (global.get $global-mut)
+        (i32.const 1)
+      )
+    )
+  )
+)
+;; CHECK-BIN-NODEBUG:      (func $0 (type $0)
+;; CHECK-BIN-NODEBUG-NEXT:  (global.set $gimport$0
+;; CHECK-BIN-NODEBUG-NEXT:   (i32.add
+;; CHECK-BIN-NODEBUG-NEXT:    (global.get $gimport$0)
+;; CHECK-BIN-NODEBUG-NEXT:    (i32.const 1)
+;; CHECK-BIN-NODEBUG-NEXT:   )
+;; CHECK-BIN-NODEBUG-NEXT:  )
+;; CHECK-BIN-NODEBUG-NEXT: )