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Fixed bug while parsing INT64_MIN

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This commit is contained in:
Krishna Ram Prakash R 2016-06-28 20:19:52 +05:30
parent 20302aa437
commit 70b9b84179
2 changed files with 11 additions and 3 deletions
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6
src/util.c
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@ -128,8 +128,8 @@ int git__strntol64(int64_t *result, const char *nptr, size_t nptr_len, const cha
v = c - 'A' + 10;
if (v >= base)
break;
nn = n*base + v;
if (nn < n)
nn = n * base + (neg ? -v : v);
if ((!neg && nn < n) || (neg && nn > n))
ovfl = 1;
n = nn;
}
@ -148,7 +148,7 @@ Return:
return -1;
}
*result = neg ? -n : n;
*result = n;
return 0;
}

8
tests/core/strtol.c
View File

@ -33,5 +33,13 @@ void test_core_strtol__int64(void)
cl_assert(i == 2147483657LL);
cl_git_pass(git__strtol64(&i, " -2147483657 ", NULL, 10));
cl_assert(i == -2147483657LL);
cl_git_pass(git__strtol64(&i, " 9223372036854775807 ", NULL, 10));
cl_assert(i == INT64_MAX);
cl_git_pass(git__strtol64(&i, " -9223372036854775808 ", NULL, 10));
cl_assert(i == INT64_MIN);
cl_git_pass(git__strtol64(&i, " 0x7fffffffffffffff ", NULL, 16));
cl_assert(i == INT64_MAX);
cl_git_pass(git__strtol64(&i, " -0x8000000000000000 ", NULL, 16));
cl_assert(i == INT64_MIN);
}