62     re = uregex_openC(pattern, flags, NULL, &status);  \
251     re = uregex_openC(NULL,  in TestRegexCAPI()
257     re = uregex_openC(NULL,  in TestRegexCAPI()
266         re = uregex_openC("abc*", 0, 0, &status);  in TestRegexCAPI()
296         re = uregex_openC("abc*", 0, 0, &status);  in TestRegexCAPI()
527         re = uregex_openC(".?", 0, NULL, &status);  in TestRegexCAPI()
557         re = uregex_openC("rx", 0, NULL, &status);  in TestRegexCAPI()
614         re = uregex_openC("abc", 0, NULL, &status);  in TestRegexCAPI()
621         re = uregex_openC("abc(def)(ghi(j))", 0, NULL, &status);  in TestRegexCAPI()
641         re = uregex_openC("abc(.*?)def", 0, NULL, &status);  in TestRegexCAPI()
838         re = uregex_openC("x(.*?)x", 0, NULL, &status);  in TestRegexCAPI()
921         re = uregex_openC(pattern, 0, NULL, &status);  in TestRegexCAPI()
1015         re = uregex_openC(".*", 0, 0, &status);  in TestRegexCAPI()
1075         re = uregex_openC(":", 0, NULL, &status);  in TestRegexCAPI()
1111         re = uregex_openC(":", 0, NULL, &status);  in TestRegexCAPI()
1180         re = uregex_openC("<(.*?)>", 0, NULL, &status);  in TestRegexCAPI()
1379     theRegEx = uregex_openC(thePattern, 0, NULL, &theICUError);  in TestBug4315()
1684         re = uregex_openC(".?", 0, NULL, &status);  in TestUTextAPI()
1717         re = uregex_openC("rx", 0, NULL, &status);  in TestUTextAPI()
1780         re = uregex_openC("abc(.*?)def", 0, NULL, &status);  in TestUTextAPI()
1840         re = uregex_openC("x(.*?)x", 0, NULL, &status);  in TestUTextAPI()
1886         re = uregex_openC("x(.*?)x", 0, NULL, &status);  in TestUTextAPI()
1919         re = uregex_openC(".*", 0, 0, &status);  in TestUTextAPI()
1967         re = uregex_openC(":", 0, NULL, &status);  in TestUTextAPI()
2002         re = uregex_openC(":", 0, NULL, &status);  in TestUTextAPI()
2042         re = uregex_openC("<(.*?)>", 0, NULL, &status);  in TestUTextAPI()
2207     re = uregex_openC("[ABC]", 0, 0, &status);  in TestRefreshInput()
2246     re = uregex_openC("abc", 0, 0, &status);  in TestBug8421()
2287     re = uregex_openC(".z", 0, 0, &status);  in TestBug10815()
2305     re = uregex_openC("((xxx)*)*y", 0, 0, &status);  in TestBug10815()