[asan] Suppress some bogus -Winvalid-noreturn diagnostics.

git-svn-id: https://llvm.org/svn/llvm-project/compiler-rt/trunk@163411 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/lib/asan/asan_report.cc b/lib/asan/asan_report.cc
index 2a00c4e..5138820 100644
--- a/lib/asan/asan_report.cc
+++ b/lib/asan/asan_report.cc
@@ -270,6 +270,9 @@
   }
 };
 
+#pragma clang diagnostic push
+#pragma clang diagnostic ignored "-Winvalid-noreturn"
+
 void ReportSIGSEGV(uptr pc, uptr sp, uptr bp, uptr addr) {
   ScopedInErrorReport in_report;
   Report("ERROR: AddressSanitizer crashed on unknown address %p"
@@ -326,6 +329,8 @@
   DescribeAddress((uptr)offset2, length2);
 }
 
+#pragma clang diagnostic pop
+
 // ----------------------- Mac-specific reports ----------------- {{{1
 
 void WarnMacFreeUnallocated(
@@ -339,6 +344,9 @@
   DescribeHeapAddress(addr, 1);
 }
 
+#pragma clang diagnostic push
+#pragma clang diagnostic ignored "-Winvalid-noreturn"
+
 void ReportMacMzReallocUnknown(
     uptr addr, uptr zone_ptr, const char *zone_name, StackTrace *stack) {
   ScopedInErrorReport in_report;
@@ -361,6 +369,8 @@
   DescribeHeapAddress(addr, 1);
 }
 
+#pragma clang diagnostic pop
+
 }  // namespace __asan
 
 // --------------------------- Interface --------------------- {{{1