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authorTed Kremenek <kremenek@apple.com>2011-03-01 18:41:00 +0000
committerTed Kremenek <kremenek@apple.com>2011-03-01 18:41:00 +0000
commitdf26df726e9c5e7b54e5b53b9d2b87adcc82d909 (patch)
tree4238ce844f947f28c8b83e7117baec710c076ba2 /clang/test/SemaCXX/array-bounds.cpp
parent844cb50266ad0a8b85996c4ceb5af9fcd72f965b (diff)
downloadbcm5719-llvm-df26df726e9c5e7b54e5b53b9d2b87adcc82d909.tar.gz
bcm5719-llvm-df26df726e9c5e7b54e5b53b9d2b87adcc82d909.zip
For C++, enhance -Warray-bounds to recursively analyze array subscript accesses in ?: expressions.
llvm-svn: 126766
Diffstat (limited to 'clang/test/SemaCXX/array-bounds.cpp')
-rw-r--r--clang/test/SemaCXX/array-bounds.cpp8
1 files changed, 8 insertions, 0 deletions
diff --git a/clang/test/SemaCXX/array-bounds.cpp b/clang/test/SemaCXX/array-bounds.cpp
index 80646c71907..20451bf2f2b 100644
--- a/clang/test/SemaCXX/array-bounds.cpp
+++ b/clang/test/SemaCXX/array-bounds.cpp
@@ -120,3 +120,11 @@ int test_pr9296() {
return array[true]; // no-warning
}
+int test_sizeof_as_condition(int flag) {
+ int arr[2] = { 0, 0 }; // expected-note {{array 'arr' declared here}}
+ if (flag)
+ return sizeof(char) != sizeof(char) ? arr[2] : arr[1];
+ return sizeof(char) == sizeof(char) ? arr[2] : arr[1]; // expected-warning {{array index of '2' indexes past the end of an array (that contains 2 elements)}}
+}
+
+
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