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4130. [bug] The compatability shim for *printf() misprinted some

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large numbers. [RT #39586]
This commit is contained in:
Mark Andrews
2015-05-29 07:21:49 +10:00
parent 8bb630c751
commit 38c19e5779
3 changed files with 109 additions and 41 deletions
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27
lib/isc/tests/print_test.c
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@@ -53,6 +53,8 @@ ATF_TC_HEAD(snprintf, tc) {
ATF_TC_BODY(snprintf, tc) {
char buf[10000];
isc_uint64_t ll = 8589934592ULL;
isc_uint64_t nn = 20000000000000ULL;
isc_uint64_t zz = 10000000000000000000LLU;
int n;
size_t size;
@@ -73,6 +75,31 @@ ATF_TC_BODY(snprintf, tc) {
ATF_CHECK_EQ(n, 10);
ATF_CHECK_STREQ(buf, "8589934592");
memset(buf, 0xff, sizeof(buf));
n = isc_print_snprintf(buf, sizeof(buf), "%qu", nn);
ATF_CHECK_EQ(n, 14);
ATF_CHECK_STREQ(buf, "20000000000000");
memset(buf, 0xff, sizeof(buf));
n = isc_print_snprintf(buf, sizeof(buf), "%llu", nn);
ATF_CHECK_EQ(n, 14);
ATF_CHECK_STREQ(buf, "20000000000000");
memset(buf, 0xff, sizeof(buf));
n = isc_print_snprintf(buf, sizeof(buf), "%qu", zz);
ATF_CHECK_EQ(n, 20);
ATF_CHECK_STREQ(buf, "10000000000000000000");
memset(buf, 0xff, sizeof(buf));
n = isc_print_snprintf(buf, sizeof(buf), "%llu", zz);
ATF_CHECK_EQ(n, 20);
ATF_CHECK_STREQ(buf, "10000000000000000000");
memset(buf, 0xff, sizeof(buf));
n = isc_print_snprintf(buf, sizeof(buf), "%lld", nn);
ATF_CHECK_EQ(n, 14);
ATF_CHECK_STREQ(buf, "20000000000000");
size = 1000;
memset(buf, 0xff, sizeof(buf));
n = isc_print_snprintf(buf, sizeof(buf), "%zu", size);