Hi,
I recently downloaded mingw-w64-gcc-4.6.3-runtime-2.0.1-static-ada-20120321.7z
and when compiling some things with it, I end up with unexpected warnings for
format strings. The problem can be reproduced with the following:
---->8-----
#include <stdio.h>
int main() {
size_t a = 1;
printf("%llu %llu\n", a, sizeof(a));
return 0;
}
-----8<----
$ x86_64-w64-mingw32-gcc -o test test.c -Wall
test.c: In function 'main':
test.c:4:1: warning: unknown conversion type character 'l' in format [-Wformat]
test.c:4:1: warning: unknown conversion type character 'l' in format [-Wformat]
test.c:4:1: warning: too many arguments for format [-Wformat-extra-args]
The resulting binary however works just fine.
Sure, I could use %Iu, but it's less portable: with %llu, I only have to care
about 32 vs 64 bits size_t...
Mike
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