llvm-capstone/clang/test/Analysis/live-variables.cpp
Dominic Chen 184c6242fa Reland 4: [analyzer] NFC: Update test infrastructure to support multiple constraint managers
Summary: Replace calls to %clang/%clang_cc1 with %clang_analyze_cc1 when invoking static analyzer, and perform runtime substitution to select the appropriate constraint manager, per D28952.

Reviewers: xazax.hun, NoQ, zaks.anna, dcoughlin

Subscribers: mgorny, rgov, mikhail.ramalho, a.sidorin, cfe-commits

Differential Revision: https://reviews.llvm.org/D30373

llvm-svn: 296895
2017-03-03 18:02:02 +00:00

24 lines
632 B
C++

// RUN: %clang_analyze_cc1 -analyzer-checker=core -verify %s
// expected-no-diagnostics
class B {
public:
bool m;
~B() {} // The destructor ensures that the binary logical operator below is wrapped in the ExprWithCleanups.
};
B foo();
int getBool();
int *getPtr();
int test() {
int r = 0;
for (int x = 0; x< 10; x++) {
int *p = getPtr();
// Liveness info is not computed correctly due to the following expression.
// This happens due to CFG being special cased for short circuit operators.
// PR18159
if (p != 0 && getBool() && foo().m && getBool()) {
r = *p; // no warning
}
}
return r;
}