I think part of what they on the Apple developer pages should be taken with
a grain of salt. Yes, there can undoubtedly be times when -Os will produce
a sequence of instructions that are shorter and quicker than -O2. The
second URL even shows an example.
That said, I believe the gcc folks would
On Jun 11, 2007, at 9:38 AM, Jochen Küpper wrote:
On 11.06.2007, at 11:02, Pierre Queinnec wrote:
IIRC Apple recommends -Os, not -O2.
Why?
Where is that documented?
I've seen it elsewhere, but in this link, the "Fastest, smallest"
Xcode setting corresponds to -Os
http://developer.apple.c
On 11.06.2007, at 11:02, Pierre Queinnec wrote:
IIRC Apple recommends -Os, not -O2.
Why?
Where is that documented?
Schöne Grüße,
Jochen
--
A: Yes.
> Q: Are you sure?
>> A: Because it reverses the logical flow of conversation.
>>> Q: Why is top posting frowned upon?
PGP.sig
Description: Th
On Jun 11, 2007, at 5:21 AM, Ryan Schmidt wrote:
On Jun 11, 2007, at 04:02, Pierre Queinnec wrote:
IIRC Apple recommends -Os, not -O2.
We currently use -O2 for most other ports, because it is the gcc
default. Where is this -O recommendation?
I tried to find it earlier (when I suggested we
On Jun 11, 2007, at 04:02, Pierre Queinnec wrote:
IIRC Apple recommends -Os, not -O2.
We currently use -O2 for most other ports, because it is the gcc
default. Where is this -O recommendation?
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Hi Jochen,
IIRC Apple recommends -Os, not -O2.
Cheers,
-- Pierre
Jochen Küpper wrote:
When upgrading qwt I realizd that all qmake-generated makefiles use only
-Os compiler optimization. This is due to the following line in
/opt/local/share/qt4/mkspecs/macx-g++/qmake.conf:
QMAKE_CFLAGS_RELE
When upgrading qwt I realizd that all qmake-generated makefiles use
only -Os compiler optimization. This is due to the following line in /
opt/local/share/qt4/mkspecs/macx-g++/qmake.conf:
QMAKE_CFLAGS_RELEASE = -Os
Wouldn't it be more useful on Standard Mac systems to change this to -
O2, o
