File: egraph-asm-goto-no-crash.cpp

package info (click to toggle)
swiftlang 6.0.3-2
  • links: PTS, VCS
  • area: main
  • in suites: forky, sid, trixie
  • size: 2,519,992 kB
  • sloc: cpp: 9,107,863; ansic: 2,040,022; asm: 1,135,751; python: 296,500; objc: 82,456; f90: 60,502; lisp: 34,951; pascal: 19,946; sh: 18,133; perl: 7,482; ml: 4,937; javascript: 4,117; makefile: 3,840; awk: 3,535; xml: 914; fortran: 619; cs: 573; ruby: 573
file content (26 lines) | stat: -rw-r--r-- 608 bytes parent folder | download | duplicates (25) 
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
 
// RUN: %clang_analyze_cc1 -analyzer-checker=core,debug.ExprInspection -verify %s

// expected-no-diagnostics

void clang_analyzer_warnIfReached();

void testAsmGoto() {
  asm goto("xor %0, %0\n je %l[label1]\n jl %l[label2]"
           : /* no outputs */
           : /* inputs */
           : /* clobbers */
           : label1, label2 /* any labels used */);

  // FIXME: Should be reachable.
  clang_analyzer_warnIfReached();

  label1:
  // FIXME: Should be reachable.
  clang_analyzer_warnIfReached();
  return;

  label2:
  // FIXME: Should be reachable.
  clang_analyzer_warnIfReached();
  return;
}