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[flang] fix warning 

Original-commit: flang-compiler/f18@92003070de
Reviewed-on: https://github.com/flang-compiler/f18/pull/225
Tree-same-pre-rewrite: false
This commit is contained in:
peter klausler 2018-11-05 14:08:17 -08:00
parent 10aa1eafa0
commit ef59a45f50
1 changed files with 3 additions and 3 deletions
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6
flang/lib/parser/characters.cc
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@ -23,16 +23,16 @@ std::optional<int> UTF8CharacterBytes(const char *p) {
return {1};
}
if ((*p & 0xf8) == 0xf0) {
if (*p != 0xf0 && (p[1] & 0xc0) == 0x80 && (p[2] & 0xc0) == 0x80 &&
if ((*p & 0x07) != 0 && (p[1] & 0xc0) == 0x80 && (p[2] & 0xc0) == 0x80 &&
(p[3] & 0xc0) == 0x80) {
return {4};
}
} else if ((*p & 0xf0) == 0xe0) {
if (*p != 0xe0 && (p[1] & 0xc0) == 0x80 && (p[2] & 0xc0) == 0x80) {
if ((*p & 0x0f) != 0 && (p[1] & 0xc0) == 0x80 && (p[2] & 0xc0) == 0x80) {
return {3};
}
} else if ((*p & 0xe0) == 0xc0) {
if (*p != 0xc0 && (p[1] & 0xc0) == 0x80) {
if ((*p & 0x1f) != 0 && (p[1] & 0xc0) == 0x80) {
return {2};
}
}