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author | Jordan Rupprecht <rupprecht@google.com> | 2019-05-14 21:58:59 +0000 |
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committer | Jordan Rupprecht <rupprecht@google.com> | 2019-05-14 21:58:59 +0000 |
commit | b35a2aa71f76a334a9c98c0a3c3995b5d902d2b9 (patch) | |
tree | cdff4a5d1a715d4ad622fd8f190128b54bebe440 /test/Analysis/nil-receiver.mm | |
parent | 3748d41833787fcbf59cc5624e8d2b042a8991bc (diff) | |
parent | 741e05796da92b46d4f7bcbee00702ff37df6489 (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/nil-receiver.mm')
-rw-r--r-- | test/Analysis/nil-receiver.mm | 24 |
1 files changed, 24 insertions, 0 deletions
diff --git a/test/Analysis/nil-receiver.mm b/test/Analysis/nil-receiver.mm new file mode 100644 index 0000000000..c462fce182 --- /dev/null +++ b/test/Analysis/nil-receiver.mm @@ -0,0 +1,24 @@ +// RUN: %clang_analyze_cc1 -analyzer-checker=core,debug.ExprInspection \ +// RUN: -verify %s + +#define nil ((id)0) + +void clang_analyzer_eval(int); + +struct S { + int x; + S(); +}; + +@interface I +@property S s; +@end + +void foo() { + // This produces a zero-initialized structure. + // FIXME: This very fact does deserve the warning, because zero-initialized + // structures aren't always valid in C++. It's particularly bad when the + // object has a vtable. + S s = ((I *)nil).s; + clang_analyzer_eval(s.x == 0); // expected-warning{{TRUE}} +} |