[Bug sanitizer/59136] [4.9 Regression] llvm-symbolizer shouldn't be started always

[hjl.tools at gmail dot com]

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=59136

--- Comment #9 from H.J. Lu <hjl.tools at gmail dot com> ---
A patch is posted at

http://gcc.gnu.org/ml/gcc-patches/2013-11/msg03118.html