[llvm] IPRA:Fix crash and verification failures for PLT calls (PR #196917)

[Quentin Colombet via llvm-commits]

================
@@ -154,7 +154,8 @@ bool RegUsageInfoPropagation::run(MachineFunction &MF) {
       };
 
       if (const Function *F = findCalledFunction(M, MI)) {
-        if (F->isDefinitionExact()) {
+        // The Function must not be preemptable.
+        if (F->isDefinitionExact() && F->isDSOLocal()) {
----------------
qcolombet wrote:

> There's probably opportunities to cleanup this logic, but I don't think that this function above needs to check isDSOLocal itself.
+1 on that

https://github.com/llvm/llvm-project/pull/196917