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/* Checking that __builtin_volatile_xxx functions are correctly compiled */
#include <stdio.h>
#define TEST(msg,ty,x,v1,v2) \
*((volatile ty *) &x) = v1; \
printf("%s 1: %s\n", msg, *((ty *) &x) == v1 ? "OK" : "FAILED"); \
*((ty *) &x) = v2; \
printf("%s 2: %s\n", msg, *((volatile ty *) &x) == v2 ? "OK" : "FAILED");
signed char gsc;
unsigned char guc;
signed short gss;
unsigned short gus;
int gi;
float gf;
double gd;
long long gll;
int main()
{
signed char sc;
unsigned char uc;
signed short ss;
unsigned short us;
int i;
float f;
double d;
long long ll;
TEST("signed char", signed char, sc, 12, 34);
TEST("unsigned char", unsigned char, uc, 56, 78);
TEST("signed short", signed short, ss, 1234, 5678);
TEST("unsigned short", unsigned short, us, 1357, 2468);
TEST("int", int, i, 0x123456, 0x7890AB);
TEST("float", float, f, 0.5, 256.0);
TEST("double", double, d, 3.1415, 2.718);
TEST("long long", long long, ll, 0x123456789ABCDEFLL, 0x789ABCDEF1234567LL);
TEST("global signed char", signed char, gsc, 12, 34);
TEST("global unsigned char", unsigned char, guc, 56, 78);
TEST("global signed short", signed short, gss, 1234, 5678);
TEST("global unsigned short", unsigned short, gus, 1357, 2468);
TEST("global int", int, gi, 0x123456, 0x7890AB);
TEST("global float", float, gf, 0.5, 256.0);
TEST("global double", double, gd, 3.1415, 2.718);
TEST("global long long", long long, gll, 0x123456789ABCDEFLL, 0x789ABCDEF1234567LL);
return 0;
}
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