Fix ArgList::operator[]

a9da3d38 · Victor Zverovich · b2bd63d2 · a9da3d38
Commit a9da3d38 authored Sep 25, 2014 by Victor Zverovich
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Showing with 5 additions and 3 deletions

format.h format.h +5 -3

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--- a/format.h
+++ b/format.h
@@ -897,13 +897,15 @@ class ArgList {
   */
  internal::Arg operator[](unsigned index) const {
    using internal::Arg;
-    if (index >= MAX_ARGS)
+    Arg arg;
-      return Arg();
+    if (index >= MAX_ARGS) {
+      arg.type = Arg::NONE;
+      return arg;
+    }
    unsigned shift = index * 4;
    uint64_t mask = 0xf;
    Arg::Type type =
        static_cast<Arg::Type>((types_ & (mask << shift)) >> shift);
-    Arg arg;
    arg.type = type;
    if (type != Arg::NONE) {
      internal::Value &value = arg;