[Issue 9506] When using alias this, writeln modifies its argument
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Sun Jun 30 07:19:07 PDT 2013
http://d.puremagic.com/issues/show_bug.cgi?id=9506
Maxim Fomin <maxim at maxim-fomin.ru> changed:
What |Removed |Added
----------------------------------------------------------------------------
CC| |maxim at maxim-fomin.ru
Component|DMD |Phobos
OS/Version|Mac OS X |All
--- Comment #6 from Maxim Fomin <maxim at maxim-fomin.ru> 2013-06-30 07:19:06 PDT ---
Can reproduce on linux. I haven't found any codegen bug, but value
modification.
Old value = 2 //length of array
New value = 1
0x000000000043a3e6 in std.array.__T8popFrontTkZ.popFront() (a=0x7ffff7ed8ff0)
at /usr/include/d/dmd/phobos/std/array.d:451
451 a = a[1 .. $];
(gdb) bt
#0 0x000000000043a3e6 in std.array.__T8popFrontTkZ.popFront() (
a=0x7ffff7ed8ff0) at /usr/include/d/dmd/phobos/std/array.d:451
#1 0x000000000043af8c in
std.format.__T11formatRangeTS3std5stdio4File17LockingTextWriterTC4main4testTaZ.formatRange()
(f=<error reading variable>,
val=0x7fffffffd808, w=0x7fffffffd820)
at /usr/include/d/dmd/phobos/std/format.d:2155
#2 0x000000000043a312 in
std.format.__T11formatValueTS3std5stdio4File17LockingTextWriterTC4main4testTaZ.formatValue()
(f=<error reading variable>,
val=0x7ffff7ed8fe0, w=...) at /usr/include/d/dmd/phobos/std/format.d:2572
#3 0x000000000043a256 in
std.format.__T13formatGenericTS3std5stdio4File17LockingTextWriterTC4main4testTaZ.formatGeneric()
(f=<error reading variable>,
arg=0x7fffffffda60, w=...) at /usr/include/d/dmd/phobos/std/format.d:2996
#4 0x000000000043a13a in
std.format.__T14formattedWriteTS3std5stdio4File17LockingTextWriterTaTC4main4testZ.formattedWrite()
(_param_2=0x7ffff7ed8fe0,
fmt=..., w=...) at /usr/include/d/dmd/phobos/std/format.d:506
#5 0x0000000000439c58 in std.stdio.File.__T5writeTC4main4testTaZ.write() (
this=0x695f80 <std.stdio.stdout()>, _param_1=10 '\n',
_param_0=0x7ffff7ed8fe0) at /usr/include/d/dmd/phobos/std/stdio.d:744
#6 0x0000000000439baa in std.stdio.__T7writelnTC4main4testZ.writeln() (
_param_0=0x7ffff7ed8fe0) at /usr/include/d/dmd/phobos/std/stdio.d:1746
#7 0x0000000000437c3d in D main () at main.d:24 //file was modified
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