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re-write $if os { and fix GCC segfaults on compilation

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This commit is contained in:
Alexander Medvednikov 2019-06-24 13:51:11 +02:00
parent e604d5e2c8
commit b13f233521
4 changed files with 58 additions and 43 deletions
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15
compiler/parser.v
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@ -2494,6 +2494,16 @@ fn (p mut Parser) get_tmp_counter() int {
return p.tmp_cnt
}
fn os_name_to_ifdef(name string) string {
switch name {
case 'windows': return '_WIN32'
case 'mac': return '__APPLE__'
case 'linux': return '__linux__'
}
panic('bad os ifdef name "$name"')
return ''
}
fn (p mut Parser) comp_time() {
p.next()
if p.tok == IF {
@ -2504,11 +2514,12 @@ fn (p mut Parser) comp_time() {
}
name := p.check_name()
if name in SupportedPlatforms {
ifdef_name := os_name_to_ifdef(name)
if not {
p.genln('#ifndef $name')
p.genln('#ifndef $ifdef_name')
}
else {
p.genln('#ifdef $name')
p.genln('#ifdef $ifdef_name')
}
p.check(LCBR)
p.statements_no_curly_end()