Is this a std.regex bug?

[Andrea Fontana]

import std.regex;
void main() {
    auto r = ctRegex!(r"/a/b/(c|d|e|f)", "g");
}

This simple app fails at compile time.

Online compiler says:

/usr/local/include/dmd2/std/regex.d(1150): Error:
assert(this.ir[cast(ulong)orStart].code() == cast(IR)129u) failed
/usr/local/include/dmd2/std/regex.d(876):        called from here:
this.parseRegex()
/usr/local/include/dmd2/std/regex.d(6428):        called from here:
parser.this(pattern,flags)
/usr/local/include/dmd2/std/regex.d(6412):        called from here:
regexImpl(pattern,flags)
/usr/local/include/dmd2/std/regex.d(6437):        called from here:
regex("/a/b/(c|d|e|f)","g")
/usr/local/include/dmd2/std/regex.d(1150): Error:
assert(this.ir[cast(ulong)orStart].code() == cast(IR)129u) failed
/usr/local/include/dmd2/std/regex.d(876):        called from here:
this.parseRegex()
/usr/local/include/dmd2/std/regex.d(6428):        called from here:
parser.this(pattern,flags)
/usr/local/include/dmd2/std/regex.d(6412):        called from here:
regexImpl(pattern,flags)
/usr/local/include/dmd2/std/regex.d(6439):        called from here:
regex("/a/b/(c|d|e|f)","g")
/usr/local/include/dmd2/std/regex.d(6439):        called from here:
ctGenRegExCode(regex("/a/b/(c|d|e|f)","g"))
/usr/local/include/dmd2/std/regex.d(1150): Error:
assert(this.ir[cast(ulong)orStart].code() == cast(IR)129u) failed
/usr/local/include/dmd2/std/regex.d(876):        called from here:
this.parseRegex()
/usr/local/include/dmd2/std/regex.d(6428):        called from here:
parser.this(pattern,flags)
/usr/local/include/dmd2/std/regex.d(6412):        called from here:
regexImpl(pattern,flags)
/usr/local/include/dmd2/std/regex.d(6446):        called from here:
regex("/a/b/(c|d|e|f)","g")
/usr/local/include/dmd2/std/regex.d(6446):        called from here:
StaticRegex(null,Regex(null,null,null,0u,0u,0u,0u,0u,null,null,ShiftOr(null,0u,0u))).this(regex("/a/b/(c|d|e|f)","g"),& func)
/usr/local/include/dmd2/std/regex.d(6463): Error: template instance
std.regex.ctRegexImpl!("/a/b/(c|d|e|f)","g") error instantiating
822.d(5):        instantiated from here: ctRegex!("/a/b/(c|d|e|f)","g")
822.d(5): Error: template instance std.regex.ctRegex!("/a/b/(c|d|e|
f)","g") error instantiating



Il giorno mar, 07/08/2012 alle 19.53 +0400, Dmitry Olshansky ha scritto:

> On 07-Aug-12 16:06, Andrea Fontana wrote:
> > dmd 2.060 64bit ubuntu:
> >
> > // Doesn't work:
> > auto r = ctRegex!(r"/api/places/(id|related|search|count)\.(json|xml)",
> > "g");
> >
> 
> Could be. It is experimental and is known to have bugs.
> What is the exact problem statement?
> 
> > // Works:
> > auto r = regex(r"/api/places/(id|related|search|count)\.(json|xml)", "g");
> >
> >
> 
> 


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