Revisions to Why do you have to link the math library in C?

Added some context.

edited Oct 29, 2022 at 1:54

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Because time() and some other functions are builtin defined in the C library (libc) itself and GCC always links to libc unless you use the -ffreestanding-ffreestanding compile option. However math functions live in libm which is not implicitly linked by gcc.

Because time() and some other functions are builtin defined in the C library (libc) itself and GCC always links to libc unless you use the -ffreestanding compile option. However math functions live in libm which is not implicitly linked by gcc.

Because time() and some other functions are builtin defined in the C library (libc) itself and GCC always links to libc unless you use the -ffreestanding compile option. However math functions live in libm which is not implicitly linked by gcc.

Post Merged (destination) from stackoverflow.com/questions/4606301/…

occurred Mar 19, 2019 at 17:14

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answered Jan 5, 2011 at 16:13

ismail

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Because time() and some other functions are builtin defined in the C library (libc) itself and GCC always links to libc unless you use the -ffreestanding compile option. However math functions live in libm which is not implicitly linked by gcc.

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