All Questions
798
questions
0
votes
0
answers
35
views
How to build and Install compiler g++-4.8.5 on ubuntu 24.04 from source code?
I am getting error while building gcc-4.8.5 on ubuntu 24.04
I had followed the below steps as mentioned in the page How to Install compiler g++-4.8.5 in ubuntu 20.04
sudo dpkg --add-architecture i386
...
1
vote
1
answer
50
views
Setup libstdc++ for a given gcc version
New to Linux here.
Already had gcc 11 and 12 on my ubuntu but compiled gcc-14 using following command:
./configure -v --build=x86_64-linux-gnu --host=x86_64-linux-gnu --target=x86_64-linux-gnu --...
- 447
0
votes
0
answers
15
views
error with config gcc for setting up atheross csi tool openwrt
I am currently trying to setup openwrt on ubuntu virtual box but there is an error with config the file the gcc, verison is the latest and its installed, when i run make menuconfig command this is the ...
- 1
0
votes
0
answers
39
views
error with config gcc for setting up atheros csi tool openwrt
I am currently trying to setup openwrt on ubuntu virtual box but there is an error with config the file the gcc, verison is the latest and its installed when i run make menuconfig command this is the ...
- 1
0
votes
0
answers
23
views
‘_mm_loadu_epi8’ was not declared in this scope [duplicate]
My code is calulating L2 distance between vectors.
__m512 sum = _mm512_setzero_ps();
__m512 dot5 = _mm512_set1_ps(0.5f);
__m512 const_255 = _mm512_set1_ps(255.0f);
for (int i = 0; i < d; i +...
- 1
0
votes
0
answers
21
views
How to make a c exe global in Ubuntu [duplicate]
I have a file called fsm.c and with the command gcc fsm.c -o fsm I have a new file called fsm. I want to execute the particular file wherever I am while using the terminal.
I tried to move it in the /...
0
votes
0
answers
110
views
there is an error with config gcc for setting up atheross csi tool openwrt
I am currently trying to setup openwrt on ubuntu virtual box but there is an error with config the file the gcc, verison is the latest and its installed, when i run make menuconfig command this is the ...
- 1
0
votes
1
answer
497
views
GCC "error adding symbols: file in wrong format collect2: error: ld returned 1 exit status" when making C
Undergraduate GCC newbie here. I am working on a simple C program in Ubuntu 22.04.2 ARM64. The C program is prewritten and provided for me to debug using GDB, so the program itself should be "...
- 1
0
votes
0
answers
102
views
Compiler differs error when installing nvidia drivers
The kernel was built by: x86_64-linux-gnu-gcc-12 (Ubuntu 12.3.0-1ubuntu1~22.04) 12.3.0
You are using: cc (Ubuntu 12.3.0-1ubuntu1~22.04) 12.3.0
A. I'm not sure why this makes sense, ...
- 11
0
votes
1
answer
70
views
Linker cannot find strnstr() on Ubuntu with libbsd
To port some existing code from FreeBSD to Ubuntu (22.04) with the libbsd-dev package installed, I am encountering a problem in the linking phase: undefined reference to 'strnstr'. Code:
#include <...
- 18.3k
0
votes
1
answer
51
views
Error encountered after running 'make' despite finding 'stdio.h' in /usr/include
I've encountered a perplexing issue while compiling a program. Despite having the stdio.h file in /usr/include and compiling with the gcc command without errors, I still encounter the following error ...
1
vote
1
answer
62
views
Ubuntu's gcc implies `-fPIC` but openSUSE does not, is it affected by some configuration file or what?
Lab environments:
Ubuntu 18.04, gcc 7.5.0, binutils 2.30 (2019-05-08)
openSUSE Leap 15.5, gcc 7.5.0, binutils 2.39 (2022-10-25)
I realize this problem when building a small .so file from foo1.c .
#...
- 3,653
1
vote
0
answers
47
views
Find the default library paths and default headers include paths
I'm on an Ubuntu 22.04 system and I'm working with C language and libraries.
I know ( from different books, included "The Linux Programming Interface" by Kerrisk ) that this algorithm is ...
- 55
0
votes
1
answer
92
views
Why gcc on Ubuntu doesn't warn for -Wnon-literal-null-conversion but on macOS?
I came across this issue and I don't know how to evaluate it since I just started learning C and gcc.
I created a function to return an array of null terminated strings. Strings are terminated with '\...
1
vote
0
answers
341
views
Error Message: error: unknown type name ‘int8_t’
Environment:
64-bit Ubuntu 22.04.3 LTS
My code:
#include <stdio.h>
int main(void){
printf("hello world");
}
Terminal output:
Localhost_8080 says: make hello
cc hello.c -o ...
- 19