From: Pierre-Emmanuel Patry <pierre-emmanuel.patry@embecosm.com>
Date: Thu, 27 Nov 2025 12:08:12 +0000 (+0100)
Subject: gccrs: Initialize uninit boolean
X-Git-Url: http://git.ipfire.org/?a=commitdiff_plain;h=e6f4fb7734f6b802417fa5bd833eea9175e1e3ca;p=thirdparty%2Fgcc.git

gccrs: Initialize uninit boolean

Fixes #122886

gcc/rust/ChangeLog:

	* backend/rust-constexpr.cc (eval_binary_expression): Set initial value
	equality value to false.

Signed-off-by: Pierre-Emmanuel Patry <pierre-emmanuel.patry@embecosm.com>
---

diff --git a/gcc/rust/backend/rust-constexpr.cc b/gcc/rust/backend/rust-constexpr.cc
index d04f8643306..e32ba3abd4f 100644
--- a/gcc/rust/backend/rust-constexpr.cc
+++ b/gcc/rust/backend/rust-constexpr.cc
@@ -3137,7 +3137,7 @@ eval_binary_expression (const constexpr_ctx *ctx, tree t, bool lval,
 	{
 	  tree lmem = PTRMEM_CST_MEMBER (lhs);
 	  tree rmem = PTRMEM_CST_MEMBER (rhs);
-	  bool eq;
+	  bool eq = false;
 	  if (TREE_CODE (lmem) == TREE_CODE (rmem)
 	      && TREE_CODE (lmem) == FIELD_DECL
 	      && TREE_CODE (DECL_CONTEXT (lmem)) == UNION_TYPE