https://gcc.gnu.org/bugzilla/show_bug.cgi?id=108166
--- Comment #8 from CVS Commits ---
The master branch has been updated by Jakub Jelinek :
https://gcc.gnu.org/g:5c17adfb5d08e34da7a7f234dfc2ed1f0aaadaa9
commit r13-4845-g5c17adfb5d08e34da7a7f234dfc2ed1f0aaadaa9
Author: Jakub Jelinek
Date: T
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=108166
Jakub Jelinek changed:
What|Removed |Added
Status|NEW |ASSIGNED
Assignee|unassigned
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=108166
--- Comment #6 from Richard Biener ---
replace_phi_edge_with_variable assumes we replace things with the same value,
if the new transform does something different because of the _uses_ of the
value then it has to make sure to not copy range info
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=108166
--- Comment #5 from Richard Biener ---
But we end up with
[local count: 1073741824]:
b.1_1 = b;
if (b.1_1 != 0)
goto ; [50.00%]
else
goto ; [50.00%]
[local count: 536870913]:
iftmp.3_14 = d;
[local count: 966367640]:
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=108166
--- Comment #4 from Jakub Jelinek ---
The phiopt2 optimization is:
# iftmp.3_10 = PHI
- if (iftmp.3_10 != 0)
-goto ; [56.25%]
- else
-goto ; [43.75%]
-
- [local count: 536870913]:
-
- [local count: 1073741824]:
- # iftmp.2_9 =
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=108166
--- Comment #3 from Jakub Jelinek ---
Testcase without includes:
bool a, b;
int d, c;
const int &
foo (const int &f, const int &g)
{
return !f ? f : g;
}
__attribute__((noipa)) void
bar (int)
{
}
int
main ()
{
c = foo (b, 0) > ((b ? d : b
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=108166
Martin Liška changed:
What|Removed |Added
Keywords|needs-bisection |
Summary|[12/13 Regression] W
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=108166
Richard Biener changed:
What|Removed |Added
Keywords||needs-bisection
Priority|P3
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=108166
Andrew Pinski changed:
What|Removed |Added
Target Milestone|--- |12.3
Last reconfirmed|
