[msan] Delete unused glibc header <execinfo.h>

The file does not call backtrace/backtrace_symbols.

diff --git a/compiler-rt/lib/msan/msan_linux.cpp b/compiler-rt/lib/msan/msan_linux.cpp
index bfdae0b..d5baee3 100644 (file)
--- a/compiler-rt/lib/msan/msan_linux.cpp
+++ b/compiler-rt/lib/msan/msan_linux.cpp
@@ -26,7 +26,6 @@
 #include <signal.h>
 #include <unistd.h>
 #include <unwind.h>
-#include <execinfo.h>
 #include <sys/time.h>
 #include <sys/resource.h>