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authorTaylor R Campbell <campbell+ledger@mumble.net>2024-04-27 19:54:23 +0000
committerJohn Wiegley <johnw@newartisans.com>2024-08-06 14:51:38 -1000
commitd9967c2638052730c6eeb1624586d633d6482003 (patch)
treef6dd9d0a94cc633f4e1a4f0588c2cb613e0100e2 /src/expr.cc
parent762353945a744ae4b89970b9e08c2c22a52ddbff (diff)
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Avoid ctype abuse.
fix https://github.com/ledger/ledger/issues/2338 fix https://github.com/ledger/ledger/issues/2340
Diffstat (limited to 'src/expr.cc')
-rw-r--r--src/expr.cc2
1 files changed, 1 insertions, 1 deletions
diff --git a/src/expr.cc b/src/expr.cc
index 0866b8bb..720a6618 100644
--- a/src/expr.cc
+++ b/src/expr.cc
@@ -222,7 +222,7 @@ bool merged_expr_t::check_for_single_identifier(const string& expr)
{
bool single_identifier = true;
for (const char * p = expr.c_str(); *p; ++p)
- if (! std::isalnum(*p) || *p == '_') {
+ if (! std::isalnum(static_cast<unsigned char>(*p)) || *p == '_') {
single_identifier = false;
break;
}