From: liushuyu <liushuyu...@gmail.com> ... previously the exit condition was treated the same as the loop condition (which is the inverse condition of the exit condition). Now this is corrected.
gcc/rust/ChangeLog: * backend/rust-compile-expr.cc (CompileExpr::visit): Properly formulate exit condition when compiling while loops. Signed-off-by: Zixing Liu <liushuyu...@gmail.com> Tested on x86_64-pc-linux-gnu, committed on master. --- gcc/rust/backend/rust-compile-expr.cc | 5 ++++- 1 file changed, 4 insertions(+), 1 deletion(-) diff --git a/gcc/rust/backend/rust-compile-expr.cc b/gcc/rust/backend/rust-compile-expr.cc index ea146731cbe..d58e2258947 100644 --- a/gcc/rust/backend/rust-compile-expr.cc +++ b/gcc/rust/backend/rust-compile-expr.cc @@ -727,8 +727,11 @@ CompileExpr::visit (HIR::WhileLoopExpr &expr) tree condition = CompileExpr::Compile (expr.get_predicate_expr ().get (), ctx); + tree exit_condition + = fold_build1_loc (expr.get_locus ().gcc_location (), TRUTH_NOT_EXPR, + boolean_type_node, condition); tree exit_expr - = ctx->get_backend ()->exit_expression (condition, expr.get_locus ()); + = ctx->get_backend ()->exit_expression (exit_condition, expr.get_locus ()); ctx->add_statement (exit_expr); tree code_block_stmt -- 2.39.1