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Merge remote-tracking branch 'origin/GT-3215_StrideOverflow' into Ghidra_9.1

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Ryan Kurtz 2019-10-15 11:06:31 -04:00
commit 60ac2077bc
1 changed files with 2 additions and 1 deletions
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Ghidra/Features/Decompiler/src/decompile/cpp/jumptable.cc
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@ -419,12 +419,13 @@ int4 JumpBasic::getStride(Varnode *vn)
{ {
uintb mask = vn->getNZMask(); uintb mask = vn->getNZMask();
if ((mask & 0x3f)==0) // Limit the maximum stride we can return
return 32;
int4 stride = 1; int4 stride = 1;
while((mask&1)==0) { while((mask&1)==0) {
mask >>= 1; mask >>= 1;
stride <<= 1; stride <<= 1;
} }
if (stride > 32) return 1;
return stride; return stride;
} }