llvm-project/clang/test/Analysis/uninit-vals-union.c
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

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C

// RUN: %clang_analyze_cc1 -analyzer-checker=core.builtin -analyzer-store=region -verify -Wno-unused %s
typedef union {
int y;
} U;
typedef struct { int x; } A;
void foo() {
U u = {};
A *a = &u; // expected-warning{{incompatible pointer types}}
a->x; // no-crash
}