intel/llvm
1
0
Fork 0
mirror of https://github.com/intel/llvm.git synced 2026-01-26 20:23:39 +08:00
Code Issues Packages Projects Releases Wiki Activity

[ELF] - Fixed assert fail when symbol table has zero sh_info value.

Browse Source 
When sh_info of sumbol table value was set to zero, lld was asserting.

Patch fixes the issue.

Differential revision: https://reviews.llvm.org/D25016

llvm-svn: 283562
This commit is contained in:
George Rimar
2016-10-07 15:16:27 +00:00
parent e513e17b23
commit 9397cf953c
3 changed files with 5 additions and 1 deletions
Download Patch File Download Diff File Expand all files Collapse all files

2
lld/ELF/InputFiles.cpp
View File

@@ -81,7 +81,7 @@ typename ELFT::SymRange ELFFileBase<ELFT>::getElfSymbols(bool OnlyGlobals) {
Elf_Sym_Range Syms = ELFObj.symbols(Symtab);
uint32_t NumSymbols = std::distance(Syms.begin(), Syms.end());
uint32_t FirstNonLocal = Symtab->sh_info;
if (FirstNonLocal > NumSymbols)
if (FirstNonLocal == 0 || FirstNonLocal > NumSymbols)
fatal(getFilename(this) + ": invalid sh_info in symbol table");
if (OnlyGlobals)