1*4882a593Smuzhiyun// SPDX-License-Identifier: GPL-2.0-only 2*4882a593Smuzhiyun/// 3*4882a593Smuzhiyun/// Please, don't reintroduce uninitialized_var(). 4*4882a593Smuzhiyun/// From Documentation/process/deprecated.rst: 5*4882a593Smuzhiyun/// For any compiler warnings about uninitialized variables, just add 6*4882a593Smuzhiyun/// an initializer. Using warning-silencing tricks is dangerous as it 7*4882a593Smuzhiyun/// papers over real bugs (or can in the future), and suppresses unrelated 8*4882a593Smuzhiyun/// compiler warnings (e.g. "unused variable"). If the compiler thinks it 9*4882a593Smuzhiyun/// is uninitialized, either simply initialize the variable or make compiler 10*4882a593Smuzhiyun/// changes. Keep in mind that in most cases, if an initialization is 11*4882a593Smuzhiyun/// obviously redundant, the compiler's dead-store elimination pass will make 12*4882a593Smuzhiyun/// sure there are no needless variable writes. 13*4882a593Smuzhiyun/// 14*4882a593Smuzhiyun// Confidence: High 15*4882a593Smuzhiyun// Copyright: (C) 2020 Denis Efremov ISPRAS 16*4882a593Smuzhiyun// Options: --no-includes --include-headers 17*4882a593Smuzhiyun// 18*4882a593Smuzhiyun 19*4882a593Smuzhiyunvirtual context 20*4882a593Smuzhiyunvirtual report 21*4882a593Smuzhiyunvirtual org 22*4882a593Smuzhiyun 23*4882a593Smuzhiyun@r@ 24*4882a593Smuzhiyunidentifier var; 25*4882a593Smuzhiyuntype T; 26*4882a593Smuzhiyunposition p; 27*4882a593Smuzhiyun@@ 28*4882a593Smuzhiyun 29*4882a593Smuzhiyun( 30*4882a593Smuzhiyun* T var =@p var; 31*4882a593Smuzhiyun| 32*4882a593Smuzhiyun* T var =@p *(&(var)); 33*4882a593Smuzhiyun| 34*4882a593Smuzhiyun* var =@p var 35*4882a593Smuzhiyun| 36*4882a593Smuzhiyun* var =@p *(&(var)) 37*4882a593Smuzhiyun) 38*4882a593Smuzhiyun 39*4882a593Smuzhiyun@script:python depends on report@ 40*4882a593Smuzhiyunp << r.p; 41*4882a593Smuzhiyun@@ 42*4882a593Smuzhiyun 43*4882a593Smuzhiyuncoccilib.report.print_report(p[0], 44*4882a593Smuzhiyun "WARNING this kind of initialization is deprecated (https://www.kernel.org/doc/html/latest/process/deprecated.html#uninitialized-var)") 45*4882a593Smuzhiyun 46*4882a593Smuzhiyun@script:python depends on org@ 47*4882a593Smuzhiyunp << r.p; 48*4882a593Smuzhiyun@@ 49*4882a593Smuzhiyun 50*4882a593Smuzhiyuncoccilib.org.print_todo(p[0], 51*4882a593Smuzhiyun "WARNING this kind of initialization is deprecated (https://www.kernel.org/doc/html/latest/process/deprecated.html#uninitialized-var)") 52