[ARROW-1419] [GLib] Suppress sign-conversion warning on Clang

• Type: Improvement
• Status: Resolved
• Priority: Minor
• Resolution: Fixed
• Fix Version/s: 0.7.0
• Component/s: GLib
• External issue URL: https://github.com/apache/arrow/issues/17444
• Assignee: Kouhei Sutou
• Reporter: Kouhei Sutou
• Created: 28/Aug/17 06:54
• Updated: 11/Jan/23 07:14
• Resolved: 28/Aug/17 13:32

Description

Example:

.../arrow/buffer.h:296:41: warning:
      implicit conversion changes signedness: 'unsigned long' to 'int64_t'
      (aka 'long') [-Wsign-conversion]
  int64_t length() const { return size_ / sizeof(T); }
                           ~~~~~~ ~~~~~~^~~~~~~~~~~