[Bug tree-optimization/81900] [8 Regression] GCC trunk miscompiles Perl / __sigsetjmp issue

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=81900 Yui NARUSE changed: What|Removed |Added CC||naruse at airemix dot jp --- Comment #10

[Bug middle-end/81954] gcc8 too aggressively reorders memory access beyond condition

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=81954 Yui NARUSE changed: What|Removed |Added Status|UNCONFIRMED |RESOLVED Resolution|---

[Bug c/81954] New: gcc8 too aggressively reorders memory access beyond condition

Priority: P3 Component: c Assignee: unassigned at gcc dot gnu.org Reporter: naruse at airemix dot jp Target Milestone: --- Created attachment 42032 --> https://gcc.gnu.org/bugzilla/attachment.cgi?id=42032&action=edit vm.i, generated from vm.c Environments

[Bug c/57621] New: -Og

gnu.org Reporter: naruse at airemix dot jp Folloing program is to verify func's argument is not larger than 3 at compile time. And this program uses valid argument 0. Threfore I want the code is compiled without error. This idea works on -O, -O1, -O2, -O3, -Os. But on -Og, it fails

[Bug c/51862] Over optimization for assignments to char[] defined inner than used

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=51862 --- Comment #1 from Yui NARUSE 2012-01-15 01:25:57 UTC --- Created attachment 26327 --> http://gcc.gnu.org/bugzilla/attachment.cgi?id=26327 the preprocessed file

[Bug c/51862] New: Over optimization for assignments to char[] defined inner than used

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=51862 Bug #: 51862 Summary: Over optimization for assignments to char[] defined inner than used Classification: Unclassified Product: gcc Version: 4.7.0 Status: UNCONFIRMED