[Lldb-commits] [PATCH] D32719: Don't attempt to use mpx registers on unsupported platforms

[Francis Ricci via Phabricator via lldb-commits]

fjricci updated this revision to Diff 97447.
fjricci added a comment.

Move checks into cpp files


https://reviews.llvm.org/D32719

Files:
  packages/Python/lldbsuite/test/functionalities/register/intel_xtended_registers/main.cpp
  packages/Python/lldbsuite/test/functionalities/register/intel_xtended_registers/mpx_bound_violation/main.cpp


Index: packages/Python/lldbsuite/test/functionalities/register/intel_xtended_registers/mpx_bound_violation/main.cpp
===================================================================
--- packages/Python/lldbsuite/test/functionalities/register/intel_xtended_registers/mpx_bound_violation/main.cpp
+++ packages/Python/lldbsuite/test/functionalities/register/intel_xtended_registers/mpx_bound_violation/main.cpp
@@ -29,6 +29,11 @@
   unsigned int rax, rbx, rcx, rdx;
   int array[5];
 
+// PR_MPX_ENABLE_MANAGEMENT won't be defined on linux kernel versions below 3.19
+#ifndef PR_MPX_ENABLE_MANAGEMENT
+    return -1;
+#endif
+
   // This call returns 0 only if the CPU and the kernel support Intel(R) MPX.
   if (prctl(PR_MPX_ENABLE_MANAGEMENT, 0, 0, 0, 0) != 0)
     return -1;
Index: packages/Python/lldbsuite/test/functionalities/register/intel_xtended_registers/main.cpp
===================================================================
--- packages/Python/lldbsuite/test/functionalities/register/intel_xtended_registers/main.cpp
+++ packages/Python/lldbsuite/test/functionalities/register/intel_xtended_registers/main.cpp
@@ -14,6 +14,11 @@
 int
 main(int argc, char const *argv[])
 {
+// PR_MPX_ENABLE_MANAGEMENT won't be defined on linux kernel versions below 3.19
+#ifndef PR_MPX_ENABLE_MANAGEMENT
+    return -1;
+#endif
+
     // This call returns 0 only if the CPU and the kernel support Intel(R) MPX.
     if (prctl(PR_MPX_ENABLE_MANAGEMENT, 0, 0, 0, 0) != 0)
         return -1;


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