diff options
Diffstat (limited to 'clang/test/SemaCXX/uninit-variables-conditional.cpp')
-rw-r--r-- | clang/test/SemaCXX/uninit-variables-conditional.cpp | 23 |
1 files changed, 23 insertions, 0 deletions
diff --git a/clang/test/SemaCXX/uninit-variables-conditional.cpp b/clang/test/SemaCXX/uninit-variables-conditional.cpp new file mode 100644 index 0000000..3c44c72 --- /dev/null +++ b/clang/test/SemaCXX/uninit-variables-conditional.cpp @@ -0,0 +1,23 @@ +// RUN: %clang_cc1 -fsyntax-only -Wconditional-uninitialized -fsyntax-only %s -verify + +class Foo { +public: + Foo(); + ~Foo(); + operator bool(); +}; + +int bar(); +int baz(); +int init(double *); + +// This case flags a false positive under -Wconditional-uninitialized because +// the destructor in Foo fouls about the minor bit of path-sensitivity in +// -Wuninitialized. +double test() { + double x; // expected-note{{initialize the variable 'x' to silence this warning}} + if (bar() || baz() || Foo() || init(&x)) + return 1.0; + + return x; // expected-warning {{variable 'x' may be uninitialized when used here}} +} |