From be43babc1886fc5efee898b2a3d0285012e511fb Mon Sep 17 00:00:00 2001 From: zinc Date: Thu, 15 Oct 2026 22:15:38 +0330 Subject: definite assignment: reading a local before it is initialized is a compile error (spec 4.1.5, b.1.9) track linited per local alongside the ownership state; snapshots, exit records and joins carry it, and a join keeps a local set only when every reaching path set it. x = e, a declaration initializer, &x (out-parameter), a full array initializer, or using an aggregate as an address set a local; field and element writes do not set the aggregate. while/for bodies that may run zero times do not count; do/while does. compiler, runtime, std, actor and lsp sources initialize the locals the rule flagged; zc0 accepts = {} brace lists (zeroed). tests: tests/errors/uninit_*.zc, tests/conformance/4-statements/uninit_*.zc --- src/lsp/server.zc | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) (limited to 'src/lsp/server.zc') diff --git a/src/lsp/server.zc b/src/lsp/server.zc index 536d71c..79afb36 100644 --- a/src/lsp/server.zc +++ b/src/lsp/server.zc @@ -67,7 +67,7 @@ int ws(char* s) { } // writes n in decimal, with a minus sign when it is negative. int wn(int n) { - word[24] b; int i = 0; + word[24] b = {}; int i = 0; if (n < 0) { wc('-'); n = 0 - n; } while (1) { b[i] = '0' + n % 10; i++; n = n / 10; if (!n) break; } while (i) { i--; wc(b[i]); } -- cgit v1.2.3