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;; NOTE: Assertions have been generated by update_lit_checks.py and should not be edited.
;; RUN: wasm-opt %s --coalesce-locals -all -S -o - | filecheck %s
(module
;; CHECK: (tag $e)
(tag $e)
;; CHECK: (tag $any (param (ref any)))
(tag $any (param (ref any)))
;; CHECK: (func $bar (type $2) (result i32)
;; CHECK-NEXT: (i32.const 1984)
;; CHECK-NEXT: )
(func $bar (result i32)
(i32.const 1984)
)
;; CHECK: (func $bug-cfg-traversal (type $3) (param $0 i32) (result i32)
;; CHECK-NEXT: (try
;; CHECK-NEXT: (do
;; CHECK-NEXT: (local.set $0
;; CHECK-NEXT: (call $bar)
;; CHECK-NEXT: )
;; CHECK-NEXT: )
;; CHECK-NEXT: (catch_all
;; CHECK-NEXT: (unreachable)
;; CHECK-NEXT: )
;; CHECK-NEXT: )
;; CHECK-NEXT: (local.get $0)
;; CHECK-NEXT: )
(func $bug-cfg-traversal (param $0 i32) (result i32)
(local $x i32)
;; This is a regrssion test case for a bug in cfg-traversal for EH.
;; See https://github.com/WebAssembly/binaryen/pull/3594
(try
(do
(local.set $x
;; the call may or may not throw, so we may reach the get of $x
(call $bar)
)
)
(catch_all
(unreachable)
)
)
(local.get $x)
)
;; CHECK: (func $0 (type $0)
;; CHECK-NEXT: (local $0 anyref)
;; CHECK-NEXT: (try
;; CHECK-NEXT: (do
;; CHECK-NEXT: )
;; CHECK-NEXT: (catch $any
;; CHECK-NEXT: (drop
;; CHECK-NEXT: (pop (ref any))
;; CHECK-NEXT: )
;; CHECK-NEXT: )
;; CHECK-NEXT: )
;; CHECK-NEXT: )
(func $0
(local $0 (ref null any))
(try
(do)
(catch $any
(drop
;; There is a difference between the type of the value here and the
;; type of the local, due to the local being nullable. We should not
;; error on that as we replace the tee with a drop (as it has no
;; gets).
(local.tee $0
(pop (ref any))
)
)
)
)
)
)
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