#include #include struct { long double val; const char str[4][7]; } tests[] = { { 0x0.FFFFp+0L, { "0X1P+0", "0X2P-1", "0X4P-2", "0X8P-3" } }, { 0x0.FFFFp+1L, { "0X1P+1", "0X2P+0", "0X4P-1", "0X8P-2" } }, { 0x0.FFFFp+2L, { "0X1P+2", "0X2P+1", "0X4P+0", "0X8P-1" } }, { 0x0.FFFFp+3L, { "0X1P+3", "0X2P+2", "0X4P+1", "0X8P+0" } } }; static int do_test (void) { char buf[100]; int ret = 0; for (size_t i = 0; i < sizeof (tests) / sizeof (tests[0]); ++i) { snprintf (buf, sizeof (buf), "%.0LA", tests[i].val); size_t j; for (j = 0; j < 4; ++j) if (strcmp (buf, tests[i].str[j]) == 0) break; if (j == 4) { printf ("%zd: got \"%s\", expected \"%s\" or equivalent\n", i, buf, tests[i].str[0]); ret = 1; } } return ret; } #define TEST_FUNCTION do_test () #include "../test-skeleton.c"