I. mingw
Mingw official website for http://www.mingw.org/
Mingw, that is, minimalist GNU for Windows (GCC compiler suite ). It is a collection of header files and port libraries that allow people to use GCC (GNU Compiler C) to generate windows32 programs without a third-party dynamic link library.
Mingw: a Windows-specific header file that can be freely used and released, and a collection of imported and e
Best x GCC inline assemblyGuideAs you know, inserting the assembly language into the C language is the basic assembly program syntax used in Linux. This article describes the usage and usage of the inline assembly feature provided by GCC. There are only two prerequisites for reading this article. Obviously, it is the basic understanding of x86 assembly language and C language.1. Introduction1.1 copyright pe
How to upgrade GCC to 6.3.0 on CentOS, centos6.3.0
Virtual Machine Environment Information:
[Root @ localhost/] # cat/etc/redhat-release
CentOS Linux release 7.3.1611 (Core)
[Root @ localhost/] # cat/proc/version
Linux version 3.10.0-514. el7.x86 _ 64 (builder@kbuilder.dev.centos.org) (gcc version 4.8.5 20150623 (Red Hat 4.8.5-11) (GCC) #1 SMP Tue Nov 22 16:42:4
1. Obtain the programCpp-3.3.3-43.24.i586.rpmGlibc-devel-2.3.3-98.28.i586.rpmGcc-3.3.3-43.24.i586.rpmSupplement the package according to the package missing during installation.2. Prepare to install gcc# Rpm-IVH gcc-3.3.3-43.24.i586.rpmError: Failed dependencies:Glibc-devel is needed by gcc-3.3.3-43.24CPP = 3.3.3-43.24 is needed by
Configure arm-Linux-GCC on the basis of the installation on the Linux platform to make it work normally.
I. Preparations before installation
1. Download and install arm-Linux-gcc
The version of the arm-linux-gcc-4.2.1 IN THE RELEASE.
The following is the download link officially provided by arm: http://www.codesourcery.com/gnu_toolchains/arm/download.html. After
does not have a function prototype before use;Packed: packed is an extension of GCC. It is required to keep no memory alignment between the members of the struct.Empty Room, Sometimes cause memory alignment problems;Padded: it is also an extension of GCC, so that memory alignment is filled between struct members, which will increase the size of the struct.Unreachable-code: when no code is executed.Inline:
1, problem displayCompilation failedCompiling pycrypto-2.6.1 under python2.6 environmentSrc/hash_template.c:360:warning:implicit declaration of function ' pyerr_occurred 'Src/hash_template.c:361:warning:implicit declaration of function ' Py_fatalerror 'Error:command ' gcc ' failed with exit status 12. Basic EnvironmentUsing the Install Image:Sles-11-sp2-dvd-x86_64-gm-dvd.iso/usr/local # Rpm-qa | grep CPPcpp43-4.3.4_20091019-0.22.17cpp-4.3-62.198liblda
CentOS 6.7 comes with the GCC version is 4.4.7, does not support C++11, manual upgrade, the current GCC version is the latest 5.21. Download the source packagewget http://mirrors.concertpass.com/gcc/releases/gcc-5.2.0/gcc-5.2.0.tar.bz22. DecompressionTar jxvf
class as an array subscript (because Char may be a signed number);Missingbraces: Curly braces do not match;Parentheses: parentheses do not match;Return-type: The function has no return value and the return value type does not match;Sequence-point: Code that violates the order point, such as a[i] = c[i++];The Switch:switch statement lacks a case where the default or switch is missing a variable when using an enumeration variable as an index;Strict-aliasing=n: Use N to set the limit on the type o
Common usage of GCC (learning ......)
Here I mainly collect some common GCC parameters.
Now I want to give some of the main practices to actually use columns. Let's talk about gcc-O2.
There is a difference between this parameter and the unused one, as well as a comparison between efficiency... and so on.
1. C/C ++ compiler included in GCCGCC, CC, C ++
MAC OS X10.10 The earlier version of GCC (as if it were 4.7.x) that was used before the upgrade, the normal compilation can be done, but a warning appears:couldn‘t understand kern.osversion `14.0.0‘Users say it seems that the Xcode version is too low (using Xcode6 beta4) and is now upgrading Xcode 6.1. At the same time, use homebrew to upgrade the latest GCC 4.9.1 (x86_64). Later, the compilation found that
Installing the cross-compilation tool arm-linux-gcc-4.3.22011-07-08 00:55:28| Category: Embedded | Report | Font size Subscription Environment: Fedora 9STEP 1: Download arm-linux-gcc-4.3.2.tgz.Put arm-linux-gcc-4.3.2.tgz in a directory, I put it in/opt。download Site 1: http://www.arm123.com.cn/linux/arm-linux-gcc
C++14 are all thick, now c++11? Yes, the learning initiative is too poor for me to review. Before looking at a few eyes, but no chance to apply to work, the company's environment is HP-UX, the current development environment is still old VS2008. So it has not been used, now intends to practice practiced hand.VS2013 for some reason, each time the new project Click Finish will crash, installation uninstall a few rounds still. So abandon Windows platform, install virtual machine, Ubuntu 12.04 64,
GCC and G ++ is now the most important and popular C C ++ compiler in GNU. GCC/g ++ requires the following steps in total during compilation:1. pre-process and generate the. I file [pre-processor CPP]2. Do not convert the pre-processed files into assembly languages to generate the file. s [compiler egcs]3. a. o file is generated by means of compilation into the target code (machine code) [assembler as]4. C
Compile and install GCC 4.8.1 + GDB 7.6.1 + Eclipse in CentOS 6.4
Compile and install GCC 4.8.1 + GDB 7.6.1 + Eclipse in CentOS 6.4
1. Compile and install gcc 4.8.1
1. Install gcc and g ++
The newly installed CentOS does not have a compilation environment. You must first install the old version of
You may often use gcc-static ***. C. What commands and libraries are used for this static link?
First, let's analyze what libc. A is. We already know that XXX. So is a dynamic link library, XXX. O is a static link library or relocated file, And/bin/bash is an executable file.
Libc. A is actually a collection of many relocated files, and generally only one function is written in each relocated file. For example, printf. O only has one printf function t
Source: Linux community Author: Fu Dapeng 2008
To program C in Linux, you must use GNU gcc to compile C source code to generate executable programs.
1. GCC Quick Start
The general format of GCC commands is: GCC [Option] file to be compiled [Option] [target file]
The target file can be the default. The executable file n
Static and dynamic libraries generated by GCC
I. Introduction to library files
To put it simply, a library is a set of functions and variables that have been written and compiled code. It is designed to improve development efficiency and running efficiency. Libraries are classified into static libraries and shared libraries. The extension of the static library file is. A, and the extension of the shared library file is. So (in the cygwin environment,
Guide: GCC under the Windows operating system Section I.GCCFamily Overview GCC is a compiler that was originally programmed for unix-like systems.But now GCC also has a lot of Win32 under the transplant version number. So, perhaps, for many Windows developers, GCC is a relatively unfamiliar thing. So, I hope tha
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