Skip to content

[Arm] Fix UAF in ARMConstantIslandPass #146232

New issue

Have a question about this project? Sign up for a free GitHub account to open an issue and contact its maintainers and the community.

Sign up for GitHub

By clicking “Sign up for GitHub”, you agree to our terms of service and privacy statement. We’ll occasionally send you account related emails.

Already on GitHub? Sign in to your account

Merged
merged 2 commits into from
Jun 29, 2025
Merged

[Arm] Fix UAF in ARMConstantIslandPass #146232

Changes from 1 commit
Commits
Show all changes
2 commits
Select commit Hold shift + click to select a range
eb22cea
[𝘀𝗽𝗿] initial version
qinkunbao Jun 28, 2025
5bf5e17
use make_early_inc_range
qinkunbao Jun 29, 2025
File filter

Filter by extension

Filter by extension
Conversations
Failed to load comments.
Loading
Jump to
Jump to file
Failed to load files.
Loading
Diff view
Diff view
4 changes: 2 additions & 2 deletions llvm/lib/Target/ARM/ARMConstantIslandPass.cpp
View file
Open in desktop
Original file line number Diff line number Diff line change
Expand Up @@ -476,8 +476,8 @@ bool ARMConstantIslands::runOnMachineFunction(MachineFunction &mf) {

LLVM_DEBUG(dbgs() << "Beginning BR iteration #" << NoBRIters << '\n');
bool BRChange = false;
for (ImmBranch &Br : ImmBranches)
BRChange |= fixupImmediateBr(Br);
for (unsigned i = 0, e = ImmBranches.size(); i != e; ++i)
BRChange |= fixupImmediateBr(ImmBranches[i]);
if (BRChange && ++NoBRIters > 30)
report_fatal_error("Branch Fix Up pass failed to converge!");
LLVM_DEBUG(dumpBBs());
Expand Down
Loading