Recent questions tagged g++

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g++ - boost spirit V2 qi bug associated with optimization level

I develop my code in my spare time. Preferably in debug mode. Recently, when I tried to build release version, ... , Built by MinGW-W64 project) See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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473 views

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g++ - How can I write a PowerShell alias with arguments in the middle?

I'm trying to set up a Windows PowerShell alias to run MinGW's g++ executable with certain parameters. ... time finding a solution. Anyone? See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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g++ - OS X 10.9 gcc links to clang

I just noticed that after installing OS X 10.9, the g++ compiler links to the clang compiler. Is there anyway to revert back to gcc/g++? Question&Answers:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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g++ linking order dependency when linking c code to c++ code

Prior to today I had always believed that the order that objects and libraries were passed to g++ during the ... this problem when linking ordinary c++ code. Question&Answers:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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594 views

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g++ - How do I check if gcc is performing tail-recursion optimization?

How do I tell if gcc (more specifically, g++) is optimizing tail recursion in a particular function? (Because ... - or looking at the assembly output.") Question&Answers:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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380 views

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g++ - Escaping in makefile

I'm trying to do this in a makefile and it fails horribly: M_ARCH := $(shell g++ -dumpmachine | awk '{split( ... it has to do with escaping, but what and where? Question&Answers:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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g++ - Omitting return statement in C++

I just had some weird behavior from a version of g++ for Windows that I got with Strawberry Perl. It ... warning. WTF? Does it guess to return retBoundTag? Question&Answers:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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556 views

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g++ - How do I enable C++11 in gcc?

I use gcc 4.8.1 from http://hpc.sourceforge.net on Mac OSX Mountain Lion. I am trying to compile a C++ ... cpp Is there a way to include this flag by default? Question&Answers:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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527 views

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g++ - GCC dump preprocessor defines

Is there a way for gcc/g++ to dump its preprocessor defines from the command line? I mean things like __GNUC__, __STDC__, and so on. Question&Answers:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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626 views

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g++ - Targetting an older version of libstdc++ with recent GCC when cross-copiling to an embedded-linux ARM device

We need to find a cross-compilation toolchain for an ARM embedded linux target that satisfies the following criteria: ... version-of-libstdc-with-recent-gcc-when-cross-copiling-to...

asked Oct 7, 2021 in Technique[技术] by 深蓝 (71.8m points)

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875 views

1 answer

g++ - "Conditional branch out of range" when trying to cross-compile C++ code for Ubuntu 18.04 and ARM Cortex-A9

I've recently asked a similar question, but have since gathered new information - I hope someone can help now. I am ... out-of-range-when-trying-to-cross-compile-c-code-for-ubun...

asked Oct 7, 2021 in Technique[技术] by 深蓝 (71.8m points)

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415 views

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g++ - Can we make automatic type casting possible in c++ for function argument, when the argument is not a built-in type?

suppose I have in a file type.h #ifdef DTYPE==FP16 typedef half Dtype; #else typdef float Dtype; #endif I ... -automatic-type-casting-possible-in-c-for-function-argument-when-t...

asked Oct 7, 2021 in Technique[技术] by 深蓝 (71.8m points)

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354 views

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g++ - How to hide a single header file from gcc

I am compiling a c++ project and trying to find all what all functions from ncurses.h are used throughout the ... /questions/65945686/how-to-hide-a-single-header-file-from-gcc...

asked Oct 7, 2021 in Technique[技术] by 深蓝 (71.8m points)

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451 views

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g++ - How do I build gcc with C++ concepts ("concepts lite") support?

The C++ standards committee is working on a TS (Technical Specification) for Concepts extension: "Programming Languages - ... -do-i-build-gcc-with-c-concepts-concepts-lite-support...

asked Oct 7, 2021 in Technique[技术] by 深蓝 (71.8m points)

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327 views

1 answer

g++ - How do I build gcc with C++ concepts ("concepts lite") support?

The C++ standards committee is working on a TS (Technical Specification) for Concepts extension: "Programming Languages - ... -do-i-build-gcc-with-c-concepts-concepts-lite-support...

asked Oct 7, 2021 in Technique[技术] by 深蓝 (71.8m points)

0 votes

472 views

1 answer

g++ linking order dependency when linking c code to c++ code

Prior to today I had always believed that the order that objects and libraries were passed to g++ during the linking ... /g-linking-order-dependency-when-linking-c-code-to-c-code...

asked Oct 6, 2021 in Technique[技术] by 深蓝 (71.8m points)

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434 views

1 answer

g++ linking order dependency when linking c code to c++ code

Prior to today I had always believed that the order that objects and libraries were passed to g++ during the linking ... /g-linking-order-dependency-when-linking-c-code-to-c-code...

asked Oct 6, 2021 in Technique[技术] by 深蓝 (71.8m points)

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631 views

1 answer

g++ - no error for missing c++ function declaration

With g++, compiling the following code will return error: test' was not declared in this scope. But Arduino C++ ... reasonable for the C/C++ pre-processor to allow the same....

asked Feb 6, 2021 in Technique[技术] by 深蓝 (71.8m points)

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692 views

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g++ 如何关闭对函数返回地址的保护？

我想要模拟一下 csapp 的 buf 溢出实验，编写 cc 文件，然后，编译，通过输入的字符串改变函数的返回地址，我尝试使用了 -fno-stack-protector -fno-stack-check -fno-stack-clash- ... 返回地址，就直接段错误，大家知道该如何编译或者 csapp 的 buffer-lab 的编译选项吗?...

asked Jan 27, 2021 in Technique[技术] by 深蓝 (71.8m points)

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937 views

1 answer

g++ - How can you add threading support to CodeBlock's compiler?

I'm on Ubuntu 20.04 and with g++, I can compile a code with pthreads in it using 'g++ -o file file. ... the pthread support to CodeBlock's compiler, so that it supports pthreads?...

asked Jan 27, 2021 in Technique[技术] by 深蓝 (71.8m points)

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1.3k views

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g++ - How can you add threading support to CodeBlock's compiler?

I'm on Ubuntu 20.04 and with g++, I can compile a code with pthreads in it using 'g++ -o file file. ... the pthread support to CodeBlock's compiler, so that it supports pthreads?...

asked Jan 27, 2021 in Technique[技术] by 深蓝 (71.8m points)

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