void LinkerScript::discard(ArrayRef<InputSection *> V) {
for (InputSection *S : V) {
- if (S == In.ShStrTab || S == In.Dynamic || S == In.DynSymTab ||
- S == In.RelaDyn || S == In.RelrDyn)
+ if (S == In.ShStrTab || S == In.Dynamic || S == In.RelaDyn ||
+ S == In.RelrDyn)
error("discarding " + S->Name + " section is not allowed");
// You can discard .hash and .gnu.hash sections by linker scripts. Since
// relocations due to IFUNC (e.g. strcpy). sh_link will be set to 0 in that
// case.
InputSection *SymTab = Config->Relocatable ? In.SymTab : In.DynSymTab;
- getParent()->Link = SymTab ? SymTab->getParent()->SectionIndex : 0;
+ if (SymTab && SymTab->getParent())
+ getParent()->Link = SymTab->getParent()->SectionIndex;
+ else
+ getParent()->Link = 0;
if (In.RelaIplt == this || In.RelaPlt == this)
getParent()->Info = In.GotPlt->getParent()->SectionIndex;
}
void GnuHashTableSection::finalizeContents() {
- getParent()->Link = In.DynSymTab->getParent()->SectionIndex;
+ if (OutputSection *Sec = In.DynSymTab->getParent())
+ getParent()->Link = Sec->SectionIndex;
// Computes bloom filter size in word size. We want to allocate 12
// bits for each symbol. It must be a power of two.
}
void HashTableSection::finalizeContents() {
- getParent()->Link = In.DynSymTab->getParent()->SectionIndex;
+ if (OutputSection *Sec = In.DynSymTab->getParent())
+ getParent()->Link = Sec->SectionIndex;
unsigned NumEntries = 2; // nbucket and nchain.
NumEntries += In.DynSymTab->getNumSymbols(); // The chain entries.
# RUN: FileCheck -check-prefix=DYNAMIC %s
# DYNAMIC: discarding .dynamic section is not allowed
+## We allow discarding .dynsym, check we don't crash.
# RUN: echo "SECTIONS { /DISCARD/ : { *(.dynsym) } }" > %t.script
-# RUN: not ld.lld -pie -o %t --script %t.script %t.o 2>&1 | \
-# RUN: FileCheck -check-prefix=DYNSYM %s
-# DYNSYM: discarding .dynsym section is not allowed
+# RUN: ld.lld -pie -o %t --script %t.script %t.o
## We allow discarding .dynstr, check we don't crash.
# RUN: echo "SECTIONS { /DISCARD/ : { *(.dynstr) } }" > %t.script