[PATCH] New options for asan-symbolizer script: set cross-compile prefix, set path to sysroot, print help message

[Yury Gribov]

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Comment at: lib/asan/scripts/asan_symbolize.py:433
@@ +432,3 @@
+    help='set path to sysroot for sanitized binaries')
+  parser.add_argument('-p', metavar='PREFIX',
+    help='set prefix for binutils')
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Alexander Potapenko wrote:
> -b and "BINUTILS_PREFIX", maybe? (unless PREFIX is some standard name used by the toolchain)
Isn't CROSS_COMPILE standard?

http://reviews.llvm.org/D4703