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[other] new experimental pragma .nodestroy for easier custom destructors

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This commit is contained in:
Andreas Rumpf
2019-06-20 19:41:03 +02:00
parent f310cf5250
commit 55da84e141
2 changed files with 8 additions and 5 deletions
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9
compiler/pragmas.nim
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@@ -25,9 +25,9 @@ const
wBorrow, wExtern, wImportCompilerProc, wThread, wImportCpp, wImportObjC,
wAsmNoStackFrame, wError, wDiscardable, wNoInit, wCodegenDecl,
wGensym, wInject, wRaises, wTags, wLocks, wDelegator, wGcSafe,
wConstructor, wExportNims, wUsed, wLiftLocals, wStacktrace, wLinetrace}
converterPragmas* = procPragmas
methodPragmas* = procPragmas+{wBase}-{wImportCpp}
wConstructor, wExportNims, wUsed, wLiftLocals, wStacktrace, wLinetrace, wNoDestroy}
converterPragmas* = procPragmas - {wNoDestroy}
methodPragmas* = procPragmas+{wBase}-{wImportCpp, wNoDestroy}
templatePragmas* = {wDeprecated, wError, wGensym, wInject, wDirty,
wDelegator, wExportNims, wUsed, wPragma}
macroPragmas* = {FirstCallConv..LastCallConv, wImportc, wExportc,
@@ -874,6 +874,9 @@ proc singlePragma(c: PContext, sym: PSym, n: PNode, i: var int,
if sym.typ[0] != nil:
localError(c.config, sym.ast[paramsPos][0].info,
".noreturn with return type not allowed")
of wNoDestroy:
noVal(c, it)
incl(sym.flags, sfGeneratedOp)
of wDynlib:
processDynLib(c, it, sym)
of wCompilerProc, wCore:

4
compiler/wordrecg.nim
View File

@@ -57,7 +57,7 @@ type
wAssertions, wPatterns, wTrMacros, wWarnings,
wHints, wOptimization, wRaises, wWrites, wReads, wSize, wEffects, wTags,
wDeadCodeElimUnused, # deprecated, dead code elim always happens
wSafecode, wPackage, wNoForward, wReorder, wNoRewrite,
wSafecode, wPackage, wNoForward, wReorder, wNoRewrite, wNoDestroy,
wPragma,
wCompileTime, wNoInit,
wPassc, wPassl, wBorrow, wDiscardable,
@@ -148,7 +148,7 @@ const
"assertions", "patterns", "trmacros", "warnings", "hints",
"optimization", "raises", "writes", "reads", "size", "effects", "tags",
"deadcodeelim", # deprecated, dead code elim always happens
"safecode", "package", "noforward", "reorder", "norewrite",
"safecode", "package", "noforward", "reorder", "norewrite", "nodestroy",
"pragma",
"compiletime", "noinit",
"passc", "passl", "borrow", "discardable", "fieldchecks",