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0 pointspo1nt5mo ago0 comments

It shouldn't https://pubs.opengroup.org/onlinepubs/7908799/xsh/free.html

>If ptr is a null pointer, no action occurs.

0 comments

While I agree it shouldn't, that particular document is the UNIX specification, not the C specification, so it does not apply to C compilers on non-UNIX platforms.

jibal5mo ago

free(NULL) is a noop ever since C89 (I was on the standards committee, X3J11).

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0 pointspo1nt5mo ago0 comments

It shouldn't https://pubs.opengroup.org/onlinepubs/7908799/xsh/free.html

>If ptr is a null pointer, no action occurs.

0 comments

quietbritishjim5mo ago

While I agree it shouldn't, that particular document is the UNIX specification, not the C specification, so it does not apply to C compilers on non-UNIX platforms.

jibal5mo ago

free(NULL) is a noop ever since C89 (I was on the standards committee, X3J11).

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