File: misc-ps-region-store-i386.m

package info (click to toggle)
llvm-toolchain-14 1%3A14.0.6-16
  • links: PTS, VCS
  • area: main
  • in suites: sid
  • size: 1,496,368 kB
  • sloc: cpp: 5,593,980; ansic: 986,873; asm: 585,869; python: 184,223; objc: 72,530; lisp: 31,119; f90: 27,793; javascript: 9,780; pascal: 9,762; sh: 9,482; perl: 7,468; ml: 5,432; awk: 3,523; makefile: 2,547; xml: 953; cs: 573; fortran: 567
file content (15 lines) | stat: -rw-r--r-- 600 bytes parent folder | download | duplicates (15)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
// RUN: %clang_analyze_cc1 -triple i386-apple-darwin9 -analyzer-checker=core,alpha.core -analyzer-store=region -verify -fblocks %s
// expected-no-diagnostics

// Here is a case where a pointer is treated as integer, invalidated as an
// integer, and then used again as a pointer.   This test just makes sure
// we don't crash.
typedef unsigned uintptr_t;
void test_pointer_invalidated_as_int_aux(uintptr_t* ptr);
void test_pointer_invalidated_as_int() {
  void *x;
  test_pointer_invalidated_as_int_aux((uintptr_t*) &x);
  // Here we have a pointer to integer cast.
  uintptr_t y = (uintptr_t) x;
}