[compiler-rt] r178011 - [tsan] make memcpy_race.cc test immune to memcpy inlining

[Kostya Serebryany]

Author: kcc
Date: Tue Mar 26 07:42:18 2013
New Revision: 178011

URL: http://llvm.org/viewvc/llvm-project?rev=178011&view=rev
Log:
[tsan] make memcpy_race.cc test immune to memcpy inlining

Modified:
    compiler-rt/trunk/lib/tsan/lit_tests/memcpy_race.cc

Modified: compiler-rt/trunk/lib/tsan/lit_tests/memcpy_race.cc
URL: http://llvm.org/viewvc/llvm-project/compiler-rt/trunk/lib/tsan/lit_tests/memcpy_race.cc?rev=178011&r1=178010&r2=178011&view=diff
==============================================================================
--- compiler-rt/trunk/lib/tsan/lit_tests/memcpy_race.cc (original)
+++ compiler-rt/trunk/lib/tsan/lit_tests/memcpy_race.cc Tue Mar 26 07:42:18 2013
@@ -10,13 +10,15 @@ char *data1 = new char[10];
 char *data2 = new char[10];
 
 void *Thread1(void *x) {
-  memcpy(data+5, data1, 1);
+  static volatile int size = 1;
+  memcpy(data+5, data1, size);
   return NULL;
 }
 
 void *Thread2(void *x) {
+  static volatile int size = 4;
   sleep(1);
-  memcpy(data+3, data2, 4);
+  memcpy(data+3, data2, size);
   return NULL;
 }