1 files changed, 57 insertions, 0 deletions
diff --git a/test/lit/merge/sourcemap.wat b/test/lit/merge/sourcemap.wat
new file mode 100644
index 000000000..7457d4307
--- /dev/null
+++ b/test/lit/merge/sourcemap.wat
@@ -0,0 +1,57 @@
+;; NOTE: Assertions have been generated by update_lit_checks.py --all-items and should not be edited.
+
+;; RUN: wasm-merge %s first %s.second second -S -o - | filecheck %s --check-prefix=CHECK-TEXT
+;; RUN: wasm-as %s -o %t.wasm --source-map %t.map
+;; RUN: wasm-as %s.second -o %t.second.wasm --source-map %t.second.map
+;; RUN: wasm-merge %t.wasm first --input-source-map %t.map  %t.second.wasm second --input-source-map %t.second.map -o %t.merged.wasm --output-source-map %t.merged.map
+;; RUN: wasm-dis %t.merged.wasm --source-map %t.merged.map -o - | filecheck %s --check-prefix=CHECK-BIN
+
+;; Test that sourcemap information is preserved
+
+(module
+  ;;@ a:1:1
+  (func (export "f")
+     ;;@ a:2:1
+     (nop)
+     ;;@ a:3:1
+  )
+)
+;; CHECK-TEXT:      (type $0 (func))
+
+;; CHECK-TEXT:      (export "f" (func $0))
+
+;; CHECK-TEXT:      (export "g" (func $0_1))
+
+;; CHECK-TEXT:      ;;@ a:1:1
+;; CHECK-TEXT-NEXT: (func $0
+;; CHECK-TEXT-NEXT:  ;;@ a:2:1
+;; CHECK-TEXT-NEXT:  (nop)
+;; CHECK-TEXT-NEXT:  ;;@ a:3:1
+;; CHECK-TEXT-NEXT: )
+
+;; CHECK-TEXT:      ;;@ b:1:2
+;; CHECK-TEXT-NEXT: (func $0_1
+;; CHECK-TEXT-NEXT:  ;;@ b:2:2
+;; CHECK-TEXT-NEXT:  (nop)
+;; CHECK-TEXT-NEXT:  ;;@ b:3:2
+;; CHECK-TEXT-NEXT: )
+
+;; CHECK-BIN:      (type $0 (func))
+
+;; CHECK-BIN:      (export "f" (func $0))
+
+;; CHECK-BIN:      (export "g" (func $1))
+
+;; CHECK-BIN:      ;;@ a:1:1
+;; CHECK-BIN-NEXT: (func $0
+;; CHECK-BIN-NEXT:  ;;@ a:2:1
+;; CHECK-BIN-NEXT:  (nop)
+;; CHECK-BIN-NEXT:  ;;@ a:3:1
+;; CHECK-BIN-NEXT: )
+
+;; CHECK-BIN:      ;;@ b:1:2
+;; CHECK-BIN-NEXT: (func $1
+;; CHECK-BIN-NEXT:  ;;@ b:2:2
+;; CHECK-BIN-NEXT:  (nop)
+;; CHECK-BIN-NEXT:  ;;@ b:3:2
+;; CHECK-BIN-NEXT: )