[Tests] Fix test failure from clang optimizing out math causing SIGPFE.

PixarAnimationStudios · Jan 24, 2017 · 37911d7 · 37911d7
1 parent 2b6d2e8
commit 37911d7
Showing 1 changed file with 3 additions and 2 deletions.
diff --git a/pxr/base/lib/tf/testenv/SIGFPE.cpp b/pxr/base/lib/tf/testenv/SIGFPE.cpp
@@ -45,8 +45,9 @@ main(int argc, char **argv)
     // as we leave them off by default.
     TfInstallTerminateAndCrashHandlers();
 
-    int a = 1;
-    int b = 0;
+    // Avoid compiler doing the constant math expression
+    volatile int a = 1;
+    volatile int b = 0;
     int c = a/b;
     printf("%d",c);
 }