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tools: fix heap-buffer-overrun detected via ASAN

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Once the auxiliary fields relating to the filename have been inspected, any
following auxiliary fields need not be visited as they have been consumed (the
following fields comprise the filepath as a single unit).

Adjust the test to catch this even if ASAN is not enabled.

llvm-svn: 206190
This commit is contained in:
Saleem Abdulrasool 2014-04-14 16:38:25 +00:00
parent 5698dfd860
commit 27e18491ee
2 changed files with 4 additions and 0 deletions
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1
test/tools/llvm-objdump/coff-file.test
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@ -2,4 +2,5 @@ RUN: llvm-objdump -t %p/Inputs/file.obj.coff-arm | FileCheck %s
CHECK: .file
CHECK-NEXT: AUX /Users/compnerd/work/llvm/test/tools/llvm-readobj/Inputs/file.asm
CHECK-NEXT: [{{[ 0-9]+}}]

3
tools/llvm-objdump/llvm-objdump.cpp
View File

@ -708,6 +708,9 @@ static void PrintCOFFSymbolTable(const COFFObjectFile *coff) {
StringRef Name(AF->FileName,
Symbol->NumberOfAuxSymbols * COFF::SymbolSize);
outs() << "AUX " << Name.rtrim(StringRef("\0", 1)) << '\n';
SI = SI + Symbol->NumberOfAuxSymbols;
break;
} else {
outs() << "AUX Unknown\n";
}