<p></p>
<p>Fedora 32 ships with gcc version 10, but, the source does not compile anymore (ld). On Fedora 31 (gcc 9), it worked. Here the compiler failure message:</p>
<pre><code>src/request_queue.c: In function 'request_queue_remove_request':
src/request_queue.c:323:9: warning: enumeration value 'queueRender' not handled in switch [-Wswitch]
323 | switch (request->originatedQueue) {
| ^~~~~~
src/request_queue.c:323:9: warning: enumeration value 'queueDuplicate' not handled in switch [-Wswitch]
src/request_queue.c: In function 'request_queue_no_requests_queued':
src/request_queue.c:342:5: warning: enumeration value 'cmdIgnore' not handled in switch [-Wswitch]
342 | switch(priority) {
| ^~~~~~
src/request_queue.c:342:5: warning: enumeration value 'cmdDone' not handled in switch [-Wswitch]
src/request_queue.c:342:5: warning: enumeration value 'cmdNotDone' not handled in switch [-Wswitch]
src/protocol_helper.c: In function 'recv_cmd':
src/protocol_helper.c:64:9: warning: 'ret2' may be used uninitialized in this function [-Wmaybe-uninitialized]
64 | ret += ret2;
| ~~~~^~~~~~~
src/store_file.c: In function 'file_tile_storage_id':
src/store_file.c:173:44: warning: '%s' directive output may be truncated writing up to 4095 bytes into a region of size 4088 [-Wformat-truncation=]
173 | snprintf(string, PATH_MAX - 1, "file://%s", meta_path);
| ^~ ~~~~~~~~~
In file included from /usr/include/stdio.h:867,
from src/store_file.c:9:
/usr/include/bits/stdio2.h:67:10: note: '__builtin___snprintf_chk' output between 8 and 4103 bytes into a destination of size 4095
67 | return __builtin___snprintf_chk (__s, __n, __USE_FORTIFY_LEVEL - 1,
| ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
68 | __bos (__s), __fmt, __va_arg_pack ());
| ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
src/store_file.c: In function 'file_tile_read':
src/store_file.c:81:51: warning: '%s' directive output may be truncated writing up to 4095 bytes into a region of size 4085 [-Wformat-truncation=]
81 | snprintf(log_msg,PATH_MAX - 1, "Meta file %s too small to contain header\n", path);
| ^~ ~~~~
In file included from /usr/include/stdio.h:867,
from src/store_file.c:9:
/usr/include/bits/stdio2.h:67:10: note: '__builtin___snprintf_chk' output between 40 and 4135 bytes into a destination of size 4095
67 | return __builtin___snprintf_chk (__s, __n, __USE_FORTIFY_LEVEL - 1,
| ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
68 | __bos (__s), __fmt, __va_arg_pack ());
| ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
src/store_file.c:88:55: warning: '%s' directive output may be truncated writing up to 4095 bytes into a region of size 4085 [-Wformat-truncation=]
88 | snprintf(log_msg,PATH_MAX - 1, "Meta file %s header magic mismatch\n", path);
| ^~ ~~~~
In file included from /usr/include/stdio.h:867,
from src/store_file.c:9:
/usr/include/bits/stdio2.h:67:10: note: '__builtin___snprintf_chk' output between 34 and 4129 bytes into a destination of size 4095
67 | return __builtin___snprintf_chk (__s, __n, __USE_FORTIFY_LEVEL - 1,
| ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
68 | __bos (__s), __fmt, __va_arg_pack ());
| ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
src/store_file.c:128:76: warning: '%s' directive output may be truncated writing up to 4095 bytes into a region of size 4065 [-Wformat-truncation=]
128 | snprintf(log_msg, PATH_MAX - 1, "Failed to read data from file %s. Reason: %s\n", path, strerror(errno));
| ^~ ~~~~
In file included from /usr/include/stdio.h:867,
from src/store_file.c:9:
/usr/include/bits/stdio2.h:67:10: note: '__builtin___snprintf_chk' output 42 or more bytes (assuming 4137) into a destination of size 4095
67 | return __builtin___snprintf_chk (__s, __n, __USE_FORTIFY_LEVEL - 1,
| ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
68 | __bos (__s), __fmt, __va_arg_pack ());
| ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
src/store_file.c:118:52: warning: '%s' directive output may be truncated writing up to 4095 bytes into a region of size 4085 [-Wformat-truncation=]
118 | snprintf(log_msg, PATH_MAX - 1, "Meta file %s seek error: %s\n", path, strerror(errno));
| ^~ ~~~~
In file included from /usr/include/stdio.h:867,
from src/store_file.c:9:
/usr/include/bits/stdio2.h:67:10: note: '__builtin___snprintf_chk' output 25 or more bytes (assuming 4120) into a destination of size 4095
67 | return __builtin___snprintf_chk (__s, __n, __USE_FORTIFY_LEVEL - 1,
| ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
68 | __bos (__s), __fmt, __va_arg_pack ());
| ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
src/store_file.c:99:52: warning: '%s' directive output may be truncated writing up to 4095 bytes into a region of size 4085 [-Wformat-truncation=]
99 | snprintf(log_msg, PATH_MAX - 1, "Meta file %s header bad count %d != %d\n", path, m->count, METATILE * METATILE);
| ^~ ~~~~
In file included from /usr/include/stdio.h:867,
from src/store_file.c:9:
/usr/include/bits/stdio2.h:67:10: note: '__builtin___snprintf_chk' output between 37 and 4142 bytes into a destination of size 4095
67 | return __builtin___snprintf_chk (__s, __n, __USE_FORTIFY_LEVEL - 1,
| ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
68 | __bos (__s), __fmt, __va_arg_pack ());
| ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
src/store_file.c:70:89: warning: '%s' directive output may be truncated writing up to 4095 bytes into a region of size 4051 [-Wformat-truncation=]
70 | snprintf(log_msg,PATH_MAX - 1, "Failed to read complete header for metatile %s Reason: %s\n", path, strerror(errno));
| ^~ ~~~~
In file included from /usr/include/stdio.h:867,
from src/store_file.c:9:
/usr/include/bits/stdio2.h:67:10: note: '__builtin___snprintf_chk' output 55 or more bytes (assuming 4150) into a destination of size 4095
67 | return __builtin___snprintf_chk (__s, __n, __USE_FORTIFY_LEVEL - 1,
| ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
68 | __bos (__s), __fmt, __va_arg_pack ());
| ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
src/store_file.c:60:65: warning: '%s' directive output may be truncated writing up to 4095 bytes into a region of size 4071 [-Wformat-truncation=]
60 | snprintf(log_msg,PATH_MAX - 1, "Could not open metatile %s. Reason: %s\n", path, strerror(errno));
| ^~ ~~~~
In file included from /usr/include/stdio.h:867,
from src/store_file.c:9:
/usr/include/bits/stdio2.h:67:10: note: '__builtin___snprintf_chk' output 36 or more bytes (assuming 4131) into a destination of size 4095
67 | return __builtin___snprintf_chk (__s, __n, __USE_FORTIFY_LEVEL - 1,
| ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
68 | __bos (__s), __fmt, __va_arg_pack ());
| ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
/usr/bin/ld: src/renderd-gen_tile.o:/root/rpmbuild/BUILD/mod_tile-0.5/./includes/daemon.h:48: multiple definition of `render_request_queue'; src/daemon.o:/root/rpmbuild/BUILD/mod_tile-0.5/./includes/daemon.h:48: first defined here
collect2: error: ld returned 1 exit status
</code></pre>
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