Merge pull request #1386 from sandip4n/set-sdt-constraint

Update SDT argument constraints

src/cc/usdt/usdt.cc

@@ -34,10 +34,8 @@ namespace USDT {
 Location::Location(uint64_t addr, const char *arg_fmt) : address_(addr) {
 #ifdef __powerpc64__
   ArgumentParser_powerpc64 parser(arg_fmt);
-#elif defined(__x86_64__)
-  ArgumentParser_x64 parser(arg_fmt);
 #else
-#error "bcc does not support this platform yet"
+  ArgumentParser_x64 parser(arg_fmt);
 #endif
   while (!parser.done()) {
     Argument arg;

tests/python/include/folly/tracing/StaticTracepoint-ELF.h

@@ -19,8 +19,8 @@
 // Default constraint for the probe arguments as operands.
 #ifndef FOLLY_SDT_ARG_CONSTRAINT
 #if defined(__powerpc64__) || defined(__powerpc__)
-#define FOLLY_SDT_ARG_CONSTRAINT      "nQr"
-#elif defined(__x86_64__) || defined(__i386__)
+#define FOLLY_SDT_ARG_CONSTRAINT      "nZr"
+#else
 #define FOLLY_SDT_ARG_CONSTRAINT      "nor"
 #endif
 #endif