autotools: silence gcc warnings in libtool code #15915
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```
./.libs/lt-tls-session-reuse.c: In function 'lt_fatal':
./.libs/lt-tls-session-reuse.c:593:1: warning: function might be candidate for attribute 'noreturn' [-Wsuggest-attribute=noreturn]
593 | lt_fatal (const char *file, int line, const char *message, ...)
| ^~~~~~~~
./.libs/lt-ws-data.c: In function 'lt_fatal':
./.libs/lt-ws-data.c:593:1: warning: function might be candidate for attribute 'noreturn' [-Wsuggest-attribute=noreturn]
593 | lt_fatal (const char *file, int line, const char *message, ...)
| ^~~~~~~~
./.libs/lt-upload-pausing.c: In function 'lt_fatal':
./.libs/lt-upload-pausing.c:593:1: warning: function might be candidate for attribute 'noreturn' [-Wsuggest-attribute=noreturn]
593 | lt_fatal (const char *file, int line, const char *message, ...)
| ^~~~~~~~
./.libs/lt-ws-pingpong.c: In function 'lt_fatal':
./.libs/lt-ws-pingpong.c:593:1: warning: function might be candidate for attribute 'noreturn' [-Wsuggest-attribute=noreturn]
593 | lt_fatal (const char *file, int line, const char *message, ...)
| ^~~~~~~~
```
https://github.com/curl/curl/actions/runs/12611924141/job/35148104431?pr=15911#step:11:264
vszakats
changed the title
vszakats
changed the title
|
This issue seems to apply to any autotools mingw-gcc based build, https://github.com/curl/curl/actions/runs/12811344140/job/35720497994#step:12:173 Just guessing but it may happen always when libtool decides to Leaving this as-is for now, because the new job where it appeared |
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Seen on Cygwin with gcc 12:
https://github.com/curl/curl/actions/runs/12611924141/job/35148104431?pr=15911#step:11:264
Ref: https://gcc.gnu.org/onlinedocs/gcc/Warning-Options.html#index-Wsuggest-attribute_003d