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authorJordan Rupprecht <rupprecht@google.com>2019-05-14 21:58:59 +0000
committerJordan Rupprecht <rupprecht@google.com>2019-05-14 21:58:59 +0000
commitb35a2aa71f76a334a9c98c0a3c3995b5d902d2b9 (patch)
treecdff4a5d1a715d4ad622fd8f190128b54bebe440 /test/Analysis/no-store-suppression.cpp
parent3748d41833787fcbf59cc5624e8d2b042a8991bc (diff)
parent741e05796da92b46d4f7bcbee00702ff37df6489 (diff)
Creating branches/google/stable and tags/google/stable/2019-05-14 from r360103upstream/google/stable
git-svn-id: https://llvm.org/svn/llvm-project/cfe/branches/google/stable@360714 91177308-0d34-0410-b5e6-96231b3b80d8
Diffstat (limited to 'test/Analysis/no-store-suppression.cpp')
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diff --git a/test/Analysis/no-store-suppression.cpp b/test/Analysis/no-store-suppression.cpp
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+++ b/test/Analysis/no-store-suppression.cpp
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+// RUN: %clang_analyze_cc1 -analyzer-checker=core -verify %s
+
+// expected-no-diagnostics
+
+#include "Inputs/no-store-suppression.h"
+
+using namespace std;
+
+namespace value_uninitialized_after_stream_shift {
+void use(char c);
+
+// Technically, it is absolutely necessary to check the status of cin after
+// read before using the value that just read from it. Practically, we don't
+// really care unless we eventually come up with a special security check
+// for just that purpose. Static Analyzer shouldn't be yelling at every person's
+// third program in their C++ 101.
+void foo() {
+ char c;
+ std::cin >> c;
+ use(c); // no-warning
+}
+} // namespace value_uninitialized_after_stream_shift