Joerg Schilling wrote:
Steve Bennett <[EMAIL PROTECTED]> wrote:
Joerg,
I can't quite see where you are going with all this.
Could you run another test?
Sure.
#include <stdio.h>
struct test1
{
char blerg[1];
char type[4];
char flibble[3];
char more[2];
} __attribute__((packed));
_Pragma("pack(1)") struct test2
{
char blerg[1];
char type[4];
char flibble[3];
char more[2];
};
int main (int argc, char **argv)
{
printf("sizeof(test1) is %d\n", sizeof(struct test1));
printf("sizeof(test2) is %d\n", sizeof(struct test2));
return 0;
}
What does this print?
sizeof(test1) is 10
sizeof(test2) is 12
What do you get from:
printf("vers %d\n", __STDC_VERSION__):
test2.c: In function 'main':
test2.c:5: error: '__STDC_VERSION__' undeclared (first use in this function)
test2.c:5: error: (Each undeclared identifier is reported only once
test2.c:5: error: for each function it appears in.)
test2.c:5: error: syntax error before ':' token
what do you get from:
struct test1
{
char blerg[1];
char type[4];
char flibble[3];
char more[2];
char dummy[];
};
int main (int argc, char **argv)
{
printf("sizeof(test1) is %d\n", sizeof(struct test1));
return 0;
}
sizeof(test1) is 12
Cheers,
Steve
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