Fix PROCESSOR_ flags

[simgrid.git] / src / mc / mc_unw.cpp

diff --git a/src/mc/mc_unw.cpp b/src/mc/mc_unw.cpp
index 3b71d12..b172da9 100644 (file)
--- a/src/mc/mc_unw.cpp
+++ b/src/mc/mc_unw.cpp
@@ -109,10 +109,10 @@ static void* get_reg(unw_context_t* context, unw_regnum_t regnum)
   case UNW_X86_64_R14: return &mcontext->gregs[REG_R14];
   case UNW_X86_64_R15: return &mcontext->gregs[REG_R15];
   case UNW_X86_64_RIP: return &mcontext->gregs[REG_RIP];
-  default: return NULL;
+  default: return nullptr;
   }
 #else
-  return NULL;
+  return nullptr;
 #endif
 }
 
@@ -202,7 +202,7 @@ int mc_unw_init_context(
 
   // Take a copy of the context for our own purpose:
   context->context = *c;
-#if defined(PROCESSOR_x86_64) || defined(PROCESSOR_i686)
+#if SIMGRID_PROCESSOR_x86_64 || SIMGRID_PROCESSOR_i686
   // On x86_64, ucontext_t contains a pointer to itself for FP registers.
   // We don't really need support for FR registers as they are caller saved
   // and probably never use those fields as libunwind-x86_64 does not read