MIPS: Fixing CLANG compilation warnings

src/mips64/cpu-mips64.cc

Index: src/mips64/cpu-mips64.cc
diff --git a/src/mips64/cpu-mips64.cc b/src/mips64/cpu-mips64.cc
index 6e5910b3ffc5e81b24ac437ac1f48bfee4580b48..ab9cf69620e3ebd315bdb649c9916deeb40d4b5b 100644
--- a/src/mips64/cpu-mips64.cc
+++ b/src/mips64/cpu-mips64.cc
@@ -35,7 +35,7 @@ void CpuFeatures::FlushICache(void* start, size_t size) {
   cacheflush(
     reinterpret_cast<intptr_t>(start), reinterpret_cast<intptr_t>(end), 0);
 #else  // ANDROID
-  int res;
+  long res;  // NOLINT(runtime/int)
   // See http://www.linux-mips.org/wiki/Cacheflush_Syscall.
   res = syscall(__NR_cacheflush, start, size, ICACHE);

[balazs.kilvady, 2015/12/04 09:56:25]

I guess the return type of syscall may depend on the libc/glibc of the target
and its header filess. So an
auto res = syscall(__NR_cacheflush, start, size, ICACHE);
solution should always work, I think.

   if (res) {