diff options
Diffstat (limited to 'test/Analysis/idempotent-operations.cpp')
| -rw-r--r-- | test/Analysis/idempotent-operations.cpp | 15 | 
1 files changed, 15 insertions, 0 deletions
diff --git a/test/Analysis/idempotent-operations.cpp b/test/Analysis/idempotent-operations.cpp new file mode 100644 index 000000000000..c5d1ceb8aff0 --- /dev/null +++ b/test/Analysis/idempotent-operations.cpp @@ -0,0 +1,15 @@ +// RUN: %clang_cc1 -analyze -analyzer-store=region -analyzer-constraints=range -fblocks -analyzer-opt-analyze-nested-blocks -analyzer-check-objc-mem -analyzer-check-idempotent-operations -verify %s + +// C++ specific false positives + +extern void test(int i); +extern void test_ref(int &i); + +// Test references affecting pseudoconstants +void false1() { +  int a = 0; +  int five = 5; +  int &b = a; +   test(five * a); // expected-warning {{The right operand to '*' is always 0}} +   b = 4; +}  | 
