[compiler-rt] r331648 - [sanitizer] On RTEMS, avoid recursion when reporting Mmap failure

[Walter Lee via llvm-commits]

Author: waltl
Date: Mon May  7 09:38:45 2018
New Revision: 331648

URL: http://llvm.org/viewvc/llvm-project?rev=331648&view=rev
Log:
[sanitizer] On RTEMS, avoid recursion when reporting Mmap failure

Differential Revision: https://reviews.llvm.org/D46463

Modified:
    compiler-rt/trunk/lib/sanitizer_common/sanitizer_common.cc

Modified: compiler-rt/trunk/lib/sanitizer_common/sanitizer_common.cc
URL: http://llvm.org/viewvc/llvm-project/compiler-rt/trunk/lib/sanitizer_common/sanitizer_common.cc?rev=331648&r1=331647&r2=331648&view=diff
==============================================================================
--- compiler-rt/trunk/lib/sanitizer_common/sanitizer_common.cc (original)
+++ compiler-rt/trunk/lib/sanitizer_common/sanitizer_common.cc Mon May  7 09:38:45 2018
@@ -38,9 +38,10 @@ void NORETURN ReportMmapFailureAndDie(up
                                       const char *mmap_type, error_t err,
                                       bool raw_report) {
   static int recursion_count;
-  if (raw_report || recursion_count) {
-    // If raw report is requested or we went into recursion, just die.
-    // The Report() and CHECK calls below may call mmap recursively and fail.
+  if (SANITIZER_RTEMS || raw_report || recursion_count) {
+    // If we are on RTEMS or raw report is requested or we went into recursion,
+    // just die.  The Report() and CHECK calls below may call mmap recursively
+    // and fail.
     RawWrite("ERROR: Failed to mmap\n");
     Die();
   }