File: pragma_assume_nonnull.c

package info (click to toggle)
llvm-toolchain-11 1%3A11.0.1-2
  • links: PTS, VCS
  • area: main
  • in suites: bullseye
  • size: 995,808 kB
  • sloc: cpp: 4,767,656; ansic: 760,916; asm: 477,436; python: 170,940; objc: 69,804; lisp: 29,914; sh: 23,855; f90: 18,173; pascal: 7,551; perl: 7,471; ml: 5,603; awk: 3,489; makefile: 2,573; xml: 915; cs: 573; fortran: 503; javascript: 452
file content (16 lines) | stat: -rw-r--r-- 448 bytes parent folder | download | duplicates (15) 
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
 
// RUN: %clang_cc1 -fsyntax-only -verify %s
// RUN: %clang_cc1 -E %s | FileCheck %s

// CHECK: #pragma clang assume_nonnull begin
#pragma clang assume_nonnull begin

int bar(int * ip) { return *ip; }

// CHECK: #pragma clang assume_nonnull end
#pragma clang assume_nonnull end

int foo(int * _Nonnull ip) { return *ip; }

int main() {
   return bar(0) + foo(0); // expected-warning 2 {{null passed to a callee that requires a non-null argument}}
}