Bug 84812
| Summary: | sequence point warning not emitted | ||
|---|---|---|---|
| Product: | [Retired] Red Hat Linux | Reporter: | Ben LaHaise <bcrl> |
| Component: | gcc | Assignee: | Jakub Jelinek <jakub> |
| Status: | CLOSED UPSTREAM | QA Contact: | Brian Brock <bbrock> |
| Severity: | medium | Docs Contact: | |
| Priority: | medium | ||
| Version: | 8.0 | CC: | mitr |
| Target Milestone: | --- | ||
| Target Release: | --- | ||
| Hardware: | i386 | ||
| OS: | Linux | ||
| Whiteboard: | |||
| Fixed In Version: | Doc Type: | Bug Fix | |
| Doc Text: | Story Points: | --- | |
| Clone Of: | Environment: | ||
| Last Closed: | 2004-10-07 09:51:03 UTC | Type: | --- |
| Regression: | --- | Mount Type: | --- |
| Documentation: | --- | CRM: | |
| Verified Versions: | Category: | --- | |
| oVirt Team: | --- | RHEL 7.3 requirements from Atomic Host: | |
| Cloudforms Team: | --- | Target Upstream Version: | |
| Embargoed: | |||
Moved upstream: http://gcc.gnu.org/PR17880 |
The program below should emit a warning when compiled with -Wall or -Wsequence-point as a is read and modified. Also, would it be possible to get -Wsequence-point enabled by default in gcc? int foo (int count) { unsigned a = count; if ((a -= sizeof(count)) > a) return -1; return 0; }