[Bug tree-optimization/61569] faggressive-loop-optimizations overoptimize loop checks with unpredicted result

2014-06-23 Thread n-gcc at nn dot kiev.ua
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=61569 --- Comment #2 from Valentin Nechayev --- (In reply to Richard Biener from comment #1) [overquoting skipped] > Unfortunately that's not possible. What about absense of warning under -Wstrict-overflow?

[Bug tree-optimization/61569] New: faggressive-loop-optimizations overoptimize loop checks with unpredicted result

2014-06-19 Thread n-gcc at nn dot kiev.ua
: normal Priority: P3 Component: tree-optimization Assignee: unassigned at gcc dot gnu.org Reporter: n-gcc at nn dot kiev.ua The following program performs 112 iterations (and stop on x==1) instead of expected 10 ones. #include int main() { int i, x

[Bug c/58048] New: internal compiler error: Max. number of generated reload insns per insn is achieved (90)

2013-08-01 Thread n-gcc at nn dot kiev.ua
Severity: normal Priority: P3 Component: c Assignee: unassigned at gcc dot gnu.org Reporter: n-gcc at nn dot kiev.ua Created attachment 30586 --> http://gcc.gnu.org/bugzilla/attachment.cgi?id=30586&action=edit preprocessed input file Observed both o