[llvm] 07bb667 - [llvm-readobj] Fix std::abs overflow after D156821

[Fangrui Song via llvm-commits]

Author: Fangrui Song
Date: 2023-08-18T13:21:37-07:00
New Revision: 07bb66784c17ef6b98ce38f9cc74d1d92f1aac08

URL: https://github.com/llvm/llvm-project/commit/07bb66784c17ef6b98ce38f9cc74d1d92f1aac08
DIFF: https://github.com/llvm/llvm-project/commit/07bb66784c17ef6b98ce38f9cc74d1d92f1aac08.diff

LOG: [llvm-readobj] Fix std::abs overflow after D156821

Tested by llvm/test/tools/llvm-readobj/ELF/relocations.test

Added: 
    

Modified: 
    llvm/tools/llvm-readobj/ELFDumper.cpp

Removed: 
    


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diff  --git a/llvm/tools/llvm-readobj/ELFDumper.cpp b/llvm/tools/llvm-readobj/ELFDumper.cpp
index aa924823e5548c..bc8e0413b33902 100644
--- a/llvm/tools/llvm-readobj/ELFDumper.cpp
+++ b/llvm/tools/llvm-readobj/ELFDumper.cpp
@@ -3775,7 +3775,7 @@ void GNUELFDumper<ELFT>::printRelRelaReloc(const Relocation<ELFT> &R,
     if (!Fields[4].Str.empty()) {
       if (RelAddend < 0) {
         Addend = " - ";
-        RelAddend = std::abs(RelAddend);
+        RelAddend = -static_cast<uint64_t>(RelAddend);
       } else {
         Addend = " + ";
       }