sancov.py: [Py3] Use '//' instead of '/' as division operator.

Py3 emits float with '/'.

This is part of https://reviews.llvm.org/D27405

git-svn-id: https://llvm.org/svn/llvm-project/compiler-rt/trunk@294306 91177308-0d34-0410-b5e6-96231b3b80d8

1 files changed, 5 insertions, 3 deletions

diff --git a/lib/sanitizer_common/scripts/sancov.py b/lib/sanitizer_common/scripts/sancov.py
index e19afdb71..1c54e090c 100755
--- a/lib/sanitizer_common/scripts/sancov.py
+++ b/lib/sanitizer_common/scripts/sancov.py
@@ -68,8 +68,10 @@ def ReadOneFile(path):
       raise Exception('File %s is short (< 8 bytes)' % path)
     bits = ReadMagicAndReturnBitness(f, path)
     size -= 8
-    s = struct.unpack_from(TypeCodeForStruct(bits) * (size * 8 / bits), f.read(size))
-  print >>sys.stderr, "%s: read %d %d-bit PCs from %s" % (prog_name, size * 8 / bits, bits, path)
+    w = size * 8 // bits
+    s = struct.unpack_from(TypeCodeForStruct(bits) * (w), f.read(size))
+  sys.stderr.write(
+    "%s: read %d %d-bit PCs from %s\n" % (prog_name, w, bits, path))
   return s
 
 def Merge(files):
@@ -152,7 +154,7 @@ def UnpackOneRawFile(path, map_path):
     f.seek(0, 2)
     size = f.tell()
     f.seek(0, 0)
-    pcs = struct.unpack_from(TypeCodeForStruct(bits) * (size * 8 / bits), f.read(size))
+    pcs = struct.unpack_from(TypeCodeForStruct(bits) * (size * 8 // bits), f.read(size))
     mem_map_pcs = [[] for i in range(0, len(mem_map))]
 
     for pc in pcs: