[LLVMbugs] [Bug 7614] New: undefined reference when using VLA

bugzilla-daemon at llvm.org bugzilla-daemon at llvm.org
Fri Jul 9 12:44:06 PDT 2010


           Summary: undefined reference when using VLA
           Product: clang
           Version: trunk
          Platform: PC
        OS/Version: Linux
            Status: NEW
          Severity: normal
          Priority: P
         Component: C++
        AssignedTo: unassignedclangbugs at nondot.org
        ReportedBy: grzegorz.dabrowski at gmail.com
                CC: llvmbugs at cs.uiuc.edu, dgregor at apple.com

$ uname -a
Linux kaliber 2.6.32-23-generic #37-Ubuntu SMP Fri Jun 11 07:54:58 UTC 2010
i686 GNU/Linux

$ clang -v
clang version 2.8 (trunk 107677)
Target: i386-pc-linux-gnu
Thread model: posix

$ cat vla.cpp 
#include <algorithm>

int main() {
  int buffer[std::max(1, 2)];
  return 0;

$ clang vla.cpp 
/tmp/cc-nhweyo.o: In function `main':
vla.cpp:(.text+0x31): undefined reference to `int const& std::max<int>(int
const&, int const&)'
collect2: ld returned 1 exit status
clang: error: linker (via gcc) command failed with exit code 1 (use -v to see

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