forked from OSchip/llvm-project
37 lines
701 B
C
37 lines
701 B
C
// RUN: %clang %s -o %t && %run %t 2>&1
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#include <assert.h>
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#include <stdlib.h>
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#include <string.h>
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#include <wchar.h>
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int main(int argc, char **argv) {
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mbstate_t state;
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memset(&state, 0, sizeof(state));
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char buff[10];
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size_t res = wcrtomb(buff, L'a', &state);
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assert(res == 1);
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assert(buff[0] == 'a');
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res = wcrtomb(buff, L'\0', &state);
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assert(res == 1);
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assert(buff[0] == '\0');
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res = wcrtomb(NULL, L'\0', &state);
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assert(res == 1);
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res = wcrtomb(buff, L'a', NULL);
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assert(res == 1);
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assert(buff[0] == 'a');
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res = wcrtomb(buff, L'\0', NULL);
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assert(res == 1);
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assert(buff[0] == '\0');
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res = wcrtomb(NULL, L'\0', NULL);
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assert(res == 1);
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return 0;
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}
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