digitalmars.D.bugs - [Issue 923] New: No constant folding for template value default arguments
- d-bugmail puremagic.com (20/20) Feb 02 2007 http://d.puremagic.com/issues/show_bug.cgi?id=923
- d-bugmail puremagic.com (10/10) Apr 05 2007 http://d.puremagic.com/issues/show_bug.cgi?id=923
- d-bugmail puremagic.com (24/24) Aug 13 2009 http://d.puremagic.com/issues/show_bug.cgi?id=923
- d-bugmail puremagic.com (11/11) Oct 21 2009 http://d.puremagic.com/issues/show_bug.cgi?id=923
http://d.puremagic.com/issues/show_bug.cgi?id=923
Summary: No constant folding for template value default arguments
Product: D
Version: 1.004
Platform: PC
OS/Version: Windows
Status: NEW
Severity: normal
Priority: P2
Component: DMD
AssignedTo: bugzilla digitalmars.com
ReportedBy: clugdbug yahoo.com.au
Error: expression 1 + 2 is not a valid template value argument
----------
void a(int b = 1+2)(){};
void main() {
a!(1+2)(); // OK
a(); // fails
}
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Feb 02 2007
d-bugmail puremagic.com http://d.puremagic.com/issues/show_bug.cgi?id=923 ------- Comment #1 from thomas-dloop kuehne.cn 2007-04-05 11:38 ------- workround: "a!()()" instead of "a()" Added to DStress as http://dstress.kuehne.cn/run/t/template_58_A.d http://dstress.kuehne.cn/run/t/template_58_B.d http://dstress.kuehne.cn/run/t/template_58_C.d http://dstress.kuehne.cn/run/t/template_58_D.d http://dstress.kuehne.cn/run/t/template_58_E.d --
Apr 05 2007
http://d.puremagic.com/issues/show_bug.cgi?id=923
Don <clugdbug yahoo.com.au> changed:
What |Removed |Added
----------------------------------------------------------------------------
Keywords| |patch
Summary|No constant folding for |No constant folding for
|template value default |template value default
|arguments |arguments, D1 only
--- Comment #2 from Don <clugdbug yahoo.com.au> 2009-08-13 04:43:06 PDT ---
This has already been fixed in D2. Here's the patch for D1.046. It's trivial.
Index: template.c
===================================================================
--- template.c (revision 192)
+++ template.c (working copy)
-3951,6 +3951,7
{ sinteger_t v;
real_t r;
+ ea = ea->optimize(WANTvalue | WANTinterpret);
if (ea->op == TOKvar)
{
sa = ((VarExp *)ea)->var;
--
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Aug 13 2009
http://d.puremagic.com/issues/show_bug.cgi?id=923
Don <clugdbug yahoo.com.au> changed:
What |Removed |Added
----------------------------------------------------------------------------
Status|NEW |RESOLVED
Resolution| |FIXED
--- Comment #3 from Don <clugdbug yahoo.com.au> 2009-10-21 06:40:11 PDT ---
Fixed DMD1.050.
--
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Oct 21 2009