[Interest] Odd assembler error on pure Qt project with GCC 4.8.2

[Mike Chinander]

Could possibly be due to the version of binutils you are using; check out
this thread on the gcc email list:
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=57017

On Mon, May 4, 2015 at 12:03 PM, Bob Hood <bhood2 at comcast.net> wrote:

> I'm building the Qt Service v2.7 project under CentOS 6.6 using GCC 4.8.2:
>
> [bob at centos64 qtservice_64_dll]$ gcc --version
> gcc (GCC) 4.8.2 20140120 (Red Hat 4.8.2-15)
> Copyright (C) 2013 Free Software Foundation, Inc.
> This is free software; see the source for copying conditions.  There is NO
> warranty; not even for MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
>
> I'm not setting any special options, just running qmake in the src/ folder
> and
> then launching "make -f Makefile.Release". However, I'm getting an error
> message that I don't get under Windows or OS X that appears to have to do
> with
> the Assembler output being compiled:
>
> ...
> g++ -c -m64 -pipe -O2 -D_REENTRANT -Wall -W -fPIC -DNDEBUG -DQT_NO_DEBUG
> -DQT_GUI_LIB -DQT_NETWORK_LIB -DQT_CORE_LIB -DQT_SHARED
> -I/usr/local/qt/4.8.6/64_dll/mkspecs/linux-g++-64 -I.
> -I/usr/local/qt/4.8.6/64_dll/include/QtCore
> -I/usr/local/qt/4.8.6/64_dll/include/QtNetwork
> -I/usr/local/qt/4.8.6/64_dll/include/QtGui
> -I/usr/local/qt/4.8.6/64_dll/include -I. -Irelease -o release/qtservice.o
> qtservice.cpp
> {standard input}: Assembler messages:
> {standard input}:14: Error: expecting string instruction after `rep'
> {standard input}:30: Error: expecting string instruction after `rep'
> {standard input}:41: Error: expecting string instruction after `rep'
> {standard input}:52: Error: expecting string instruction after `rep'
> {standard input}:63: Error: expecting string instruction after `rep'
> {standard input}:333: Error: expecting string instruction after `rep'
> {standard input}:362: Error: expecting string instruction after `rep'
> {standard input}:471: Error: expecting string instruction after `rep'
> {standard input}:608: Error: expecting string instruction after `rep'
> {standard input}:954: Error: expecting string instruction after `rep'
> {standard input}:5569: Error: expecting string instruction after `rep'
> make: *** [release/qtservice.o] Error 1
> Failed to build Qt 4.8.6 release
>
> I'm guessing this is a bug/incompatibility with this version of GCC's
> toolchain.  If that's the case, are there any command-line tricks I might
> be
> able to use to work around it?  I need this version of GCC for C++11
> support,
> and I don't think I can currently get a newer version under this RHE
> release.(...and we are using this RHE release because it is the one our
> customers use, so we must therefore support it.)
>
> Thanks, guys.
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