jyapayne/Nim
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remove unnecessary framePtr code (#19645)

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flywind 2022-03-25 17:46:42 +08:00 • committed by GitHub
commit afbcba909b
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2 changed files with 8 additions and 4 deletions
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3
compiler/jsgen.nim
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@ -773,6 +773,7 @@ proc genTry(p: PProc, n: PNode, r: var TCompRes) =
var tmpFramePtr = rope"F"
if optStackTrace notin p.options:
tmpFramePtr = p.getTemp(true)
if hasFrameInfo(p):
line(p, tmpFramePtr & " = framePtr;\L")
lineF(p, "try {$n", [])
var a: TCompRes
@ -782,6 +783,7 @@ proc genTry(p: PProc, n: PNode, r: var TCompRes) =
if catchBranchesExist:
p.body.addf("--excHandler;$n} catch (EXCEPTION) {$n var prevJSError = lastJSError;$n" &
" lastJSError = EXCEPTION;$n --excHandler;$n", [])
if hasFrameInfo(p):
line(p, "framePtr = $1;$n" % [tmpFramePtr])
while i < n.len and n[i].kind == nkExceptBranch:
if n[i].len == 1:
@ -841,6 +843,7 @@ proc genTry(p: PProc, n: PNode, r: var TCompRes) =
line(p, "}\L")
lineF(p, "lastJSError = prevJSError;$n")
line(p, "} finally {\L")
if hasFrameInfo(p):
line(p, "framePtr = $1;$n" % [tmpFramePtr])
if i < n.len and n[i].kind == nkFinally:
genStmt(p, n[i][0])

1
lib/system/jssys.nim
View file

@ -130,6 +130,7 @@ proc unhandledException(e: ref Exception) {.
when NimStackTrace:
add(buf, rawWriteStackTrace())
let cbuf = cstring(buf)
when NimStackTrace:
framePtr = nil
{.emit: """
if (typeof(Error) !== "undefined") {