[LLVMbugs] [Bug 16338] New: ICE when compiling very large two-dimensional array

bugzilla-daemon at llvm.org bugzilla-daemon at llvm.org
Sat Jun 15 04:14:03 PDT 2013


            Bug ID: 16338
           Summary: ICE when compiling very large two-dimensional array
           Product: clang
           Version: unspecified
          Hardware: PC
                OS: Linux
            Status: NEW
          Severity: normal
          Priority: P
         Component: -New Bugs
          Assignee: unassignedclangbugs at nondot.org
          Reporter: waimeiK1 at lavabit.com
                CC: llvmbugs at cs.uiuc.edu
    Classification: Unclassified

Created attachment 10683
  --> http://llvm.org/bugs/attachment.cgi?id=10683&action=edit
preprocessed source, run script and stacktrace

clang segfaults when compiling very large two-dimensional arrays, such as:

int a[60666][60666];

Both clang 3.2 and 3.3 crashed on the testcase.
The crash occured only when compiling the file as C++ source, compiling as C
code works fine.

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