Recent questions tagged c99

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c99 - How many memory pages do C compilers on desktop OSes use to detect stack overflows?

This question is related to but different from this one about variable length arrays in C99. The answers point out that ... a way to change it? See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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c99 - Unsigned to signed conversion in C

Is the following guaranteed to work or implementation defined? unsigned int a = 4294967294; signed int b = a ... -defined signal is raised. See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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c99 - How to compile for a freestanding environment with GCC?

The code I'm working on is supposed to be possible to build for both hosted and freestanding environments, providing private ... 4.5.0 "soon". See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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c99 - How to parse a string into a datetime struct in C?

I would like to have a string (char*) parsed into a tm struct in C. Is there any built-in function to ... referring to ANSI C in C99 Standard. See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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c99 - Dynamic array allocation on stack in C

I just did a experiment yesterday, and find something confusing: #include <stdio.h> int main() { int j; scanf( ... error. How is it possible? See Question&Answers more detail:os...

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

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465 views

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c99 - What is wrong with using turbo C?

I always find that some people (a majority from India) are using turbo C. I cannot find any reason to use ... modern compiler(gcc,msvc,...). See Question&Answers more detail:os...

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

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c99 - C, reading multiple numbers from single input line (scanf?)

I have written an app in C which expects two lines at input. First input tells how big an array of int will be ... 's space or a number? Thanks. See Question&Answers more detail:os...

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

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c99 - Why are compound literals in C modifiable

One does usually associate 'unmodifiable' with the term literal char* str = "Hello World!"; *str = 'B'; // Bus Error! ... }[0] = 'B'; // Okay! See Question&Answers more detail:os...

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

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