Pick the `and` symbol we need explicitly (#8249) - Nim - This repository contains the Nim compiler, Nim's stdlib, tools, and documentation. (mirror)

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author	LemonBoy <LemonBoy@users.noreply.github.com>	2018-07-08 22:00:32 +0200
committer	Andreas Rumpf <rumpf_a@web.de>	2018-07-08 22:00:32 +0200
commit	03c8fdc6cb4e4cd0f84aabcfb00f6d38f58d51cd (patch)
tree	333aa5abfbaf18770eee000905bea97313f735da /compiler
parent	befca425c47397ad02821fd965db0250b8897ddb (diff)
download	Nim-03c8fdc6cb4e4cd0f84aabcfb00f6d38f58d51cd.tar.gz

Pick the `and` symbol we need explicitly (#8249)

Using getSysSym made the compiler pick a random `and` symbol: if the
symbol table is shuffled we may end up selecting one of the wrong
overloads.

Fixes #8246

Diffstat (limited to 'compiler')

-rw-r--r--

compiler/cgmeth.nim

1 files changed, 2 insertions, 2 deletions

# # # The Nimrod Compiler # (c) Copyright 2012 Andreas Rumpf # # See the file "copying.txt", included in this # distribution, for details about the copyright. # # This module implements Nimrod's simple filters and helpers for filters. import llstream, os, wordrecg, idents, strutils, ast, astalgo, msgs, options, renderer proc filterReplace*(stdin: PLLStream, filename: string, call: PNode): PLLStream proc filterStrip*(stdin: PLLStream, filename: string, call: PNode): PLLStream # helpers to retrieve arguments: proc charArg*(n: PNode, name: string, pos: int, default: Char): Char proc strArg*(n: PNode, name: string, pos: int, default: string): string proc boolArg*(n: PNode, name: string, pos: int, default: bool): bool # implementation proc invalidPragma(n: PNode) = LocalError(n.info, errXNotAllowedHere, renderTree(n, {renderNoComments})) proc getArg(n: PNode, name: string, pos: int): PNode = result = nil if n.kind in {nkEmpty..nkNilLit}: return for i in countup(1, sonsLen(n) - 1): if n.sons[i].kind == nkExprEqExpr: if n.sons[i].sons[0].kind != nkIdent: invalidPragma(n) if IdentEq(n.sons[i].sons[0].ident, name): return n.sons[i].sons[1] elif i == pos: return n.sons[i] proc charArg(n: PNode, name: string, pos: int, default: Char): Char = var x = getArg(n, name, pos) if x == nil: result = default elif x.kind == nkCharLit: result = chr(int(x.intVal)) else: invalidPragma(n) proc strArg(n: PNode, name: string, pos: int, default: string): string = var x = getArg(n, name, pos) if x == nil: result = default elif x.kind in {nkStrLit..nkTripleStrLit}: result = x.strVal else: invalidPragma(n) proc boolArg(n: PNode, name: string, pos: int, default: bool): bool = var x = getArg(n, name, pos) if x == nil: result = default elif (x.kind == nkIdent) and IdentEq(x.ident, "true"): result = true elif (x.kind == nkIdent) and IdentEq(x.ident, "false"): result = false else: invalidPragma(n) proc filterStrip(stdin: PLLStream, filename: string, call: PNode): PLLStream = var pattern = strArg(call, "startswith", 1, "") var leading = boolArg(call, "leading", 2, true) var trailing = boolArg(call, "trailing", 3, true) result = LLStreamOpen("") var line = newStringOfCap(80) while LLStreamReadLine(stdin, line): var stripped = strip(line, leading, trailing) if (len(pattern) == 0) or startsWith(stripped, pattern): LLStreamWriteln(result, stripped) else: LLStreamWriteln(result, line) LLStreamClose(stdin) proc filterReplace(stdin: PLLStream, filename: string, call: PNode): PLLStream = var sub = strArg(call, "sub", 1, "") if len(sub) == 0: invalidPragma(call) var by = strArg(call, "by", 2, "") result = LLStreamOpen("") var line = newStringOfCap(80) while LLStreamReadLine(stdin, line): LLStreamWriteln(result, replace(line, sub, by)) LLStreamClose(stdin)


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