llvm-for-llvmta/tools/clang/test/Sema/stmtexprs.c

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2022-04-25 13:02:35 +02:00
// RUN: %clang_cc1 %s -verify -pedantic -fsyntax-only -Wno-gnu-statement-expression
int stmtexpr_fn();
void stmtexprs(int i) {
__builtin_assume( ({ 1; }) ); // no warning about "side effects"
__builtin_assume( ({ if (i) { (void)0; }; 42; }) ); // no warning about "side effects"
// expected-warning@+1 {{the argument to '__builtin_assume' has side effects that will be discarded}}
__builtin_assume( ({ if (i) ({ stmtexpr_fn(); }); 1; }) );
}