[LLVMbugs] [Bug 4055] New: ICE: Too many bits for uint64_t

[bugzilla-daemon at cs.uiuc.edu]

http://llvm.org/bugs/show_bug.cgi?id=4055

           Summary: ICE: Too many bits for uint64_t
           Product: new-bugs
           Version: unspecified
          Platform: PC
        OS/Version: Linux
            Status: NEW
          Severity: normal
          Priority: P2
         Component: new bugs
        AssignedTo: unassignedbugs at nondot.org
        ReportedBy: regehr at cs.utah.edu
                CC: llvmbugs at cs.uiuc.edu


Seen using r69856 on Ubuntu Hardy on x86.

regehr at john-home:~/volatile/tmp149$ llvm-gcc -O2 small.c -c -w
cc1: /home/regehr/z/tmp/llvm-r69856/include/llvm/ADT/APInt.h:1049: uint64_t
llvm::APInt::getZExtValue() const: Assertion `getActiveBits() <= 64 && "Too
many bits for uint64_t"' failed.
small.c:64: internal compiler error: Aborted
Please submit a full bug report,
with preprocessed source if appropriate.
See <URL:http://llvm.org/bugs/> for instructions.

regehr at john-home:~/volatile/tmp149$ cat small.c

struct S0
{
  int f1;
  short f2;
  short f3;
};
struct S1
{
  int f0;
};

struct S2
{
  int f0;
};

struct S3
{
  struct S2 f0;
  struct S1 f1;
  short f2;
  struct S0 f3;
  struct S1 f4;
};

struct S6
{
  short f0;
};

struct S7
{
  struct S2 f0;
  struct S3 f1;
};

struct S9
{
  int f0;
  struct S7 f1;
};

struct S1 g_149 = {
  1
};

struct S6 func_120 (struct S9 p_123, struct S1 p_125)
{
  if (p_123.f1.f1.f3.f3)
    {
      struct S6 l_129 = {
        1
      };
      return l_129;
    }
}

struct S1 func (struct S0 p_144)
{
  struct S9 l_148 = {
    1L, 0L, 1L, 0L, -2L, -1L, 0L, 8L, 1
  };
  p_144.f1 = func_58 (func_120 (l_148, g_149));
}


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