gcc Archives - Page 2 of 6

C, Programming

IT Nursery

Realistic usage of the C99 ‘restrict’ keyword?

I was browsing through some documentation and questions/answers and saw it mentioned. I read a brief description, stating that it would be basically ...

May 29, 2022
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gcc, Programming

IT Nursery

Disable all gcc warnings

I’m working on a project that will read compiler error messages of a particular variety and do useful things with them. The sample ...

May 27, 2022
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git, Programming

IT Nursery

How do I install imagemagick with homebrew?

I’m trying to install Imagemagick on OSX Lion but something is not working as expected. -> brew install imagemagick /usr/local/git/bin/git ==> Cloning https://github.com/adamv/ImageMagick.git ...

May 27, 2022
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How to turn on (literally) ALL of GCC’s warnings?

I would like to enable — literally — ALL of the warnings that GCC has. (You’d think it would be easy…) You’d think ...

May 26, 2022
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Objective-C for Windows

What would be the best way to write Objective-C on the Windows platform? Cygwin and gcc? Is there a way I can somehow ...

May 25, 2022
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std::vector performance regression when enabling C++11

I have found an interesting performance regression in a small C++ snippet, when I enable C++11: #include <vector> struct Item { int a; ...

May 24, 2022
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typedef fixed length array

I have to define a 24-bit data type.I am using char[3] to represent the type. Can I typedef char...

May 23, 2022
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libpthread.so.0: error adding symbols: DSO missing from command line

When I’m compiling openvswitch-1.5.0, I’ve encountered the following compile error: gcc -Wstrict-prototypes -Wall -Wno-sign-compare -Wpointer-arith -Wdeclaration-after-statement -Wformat-security -Wswitch-enum -Wunused-parameter -Wstrict-aliasing -Wbad-function-cast -Wcast-align -Wstrict-prototypes ...

May 23, 2022
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How can I suppress “unused parameter” warnings in C?

For instance: Bool NullFunc(const struct timespec *when, const char *who) { return TRUE; } In C++ I was able to put a /*...*/ ...

May 22, 2022
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Why does GCC use multiplication by a strange number in implementing integer division?

I’ve been reading about div and mul assembly operations, and I decided to see them in action by writing a simple program in ...

May 22, 2022
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