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Diffstat (limited to 'src/backend/utils/misc/guc.c')
| -rw-r--r-- | src/backend/utils/misc/guc.c | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/src/backend/utils/misc/guc.c b/src/backend/utils/misc/guc.c index 4298a0dde23..628cc681dc4 100644 --- a/src/backend/utils/misc/guc.c +++ b/src/backend/utils/misc/guc.c @@ -5613,6 +5613,10 @@ parse_real(const char *value, double *result) if (endptr == value || errno == ERANGE) return false; + /* reject NaN (infinities will fail range checks later) */ + if (isnan(val)) + return false; + /* allow whitespace after number */ while (isspace((unsigned char) *endptr)) endptr++; |