From 295f486cdeaf3bcdba9dfb02b12e40148bbe76b4 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Daniel=20Marjam=C3=A4ki?= <danielm77@spray.se>
Date: Wed, 14 Dec 2011 19:56:58 +0100
Subject: [PATCH] Uninitialized variables: Detect more errors when variable is
 given as array index. Ticket: #3369

---
 lib/checkuninitvar.cpp | 3 +++
 test/testuninitvar.cpp | 6 ++++++
 2 files changed, 9 insertions(+)

diff --git a/lib/checkuninitvar.cpp b/lib/checkuninitvar.cpp
index 465a013d4..1fbcc6ac9 100644
--- a/lib/checkuninitvar.cpp
+++ b/lib/checkuninitvar.cpp
@@ -1157,6 +1157,9 @@ bool CheckUninitVar::isVariableUsage(const Token *vartok) const
         }
     }
 
+    if (vartok->strAt(-1) == "[" || vartok->strAt(1) == "]")
+        return true;
+
     return false;
 }
 
diff --git a/test/testuninitvar.cpp b/test/testuninitvar.cpp
index 23f7ba75b..7d86df3f2 100644
--- a/test/testuninitvar.cpp
+++ b/test/testuninitvar.cpp
@@ -1707,6 +1707,12 @@ private:
                         "}");
         ASSERT_EQUALS("[test.cpp:3]: (error) Uninitialized variable: x\n", errout.str());
 
+        checkUninitVar2("void f() {\n"
+                        "    int x;\n"
+                        "    str[x] = 0;\n"
+                        "}");
+        ASSERT_EQUALS("[test.cpp:3]: (error) Uninitialized variable: x\n", errout.str());
+
         checkUninitVar2("void f() {\n"
                         "    int x;\n"
                         "    int y = x & 3;\n"