[gcc/devel/rust/master] bugfix: initialize slice from array in const context

[gcc/devel/rust/master] bugfix: initialize slice from array in const context

[Thomas Schwinge]

https://gcc.gnu.org/g:a4f07c8391287c4cc95900f86e16b0f667396f36

commit a4f07c8391287c4cc95900f86e16b0f667396f36
Author: Faisal Abbas <90.abbasfaisal@gmail.com>
Date:   Sun Sep 4 16:07:43 2022 +0100

    bugfix: initialize slice from array in const context

Diff:
---
 gcc/rust/typecheck/rust-hir-type-check-stmt.cc | 2 +-
 gcc/testsuite/rust/compile/const6.rs           | 4 ++++
 2 files changed, 5 insertions(+), 1 deletion(-)

diff --git a/gcc/rust/typecheck/rust-hir-type-check-stmt.cc b/gcc/rust/typecheck/rust-hir-type-check-stmt.cc
index 48db1fd61cf..ce8d97b2ecf 100644
--- a/gcc/rust/typecheck/rust-hir-type-check-stmt.cc
+++ b/gcc/rust/typecheck/rust-hir-type-check-stmt.cc
@@ -68,7 +68,7 @@ TypeCheckStmt::visit (HIR::ConstantItem &constant)
   TyTy::BaseType *type = TypeCheckType::Resolve (constant.get_type ());
   TyTy::BaseType *expr_type = TypeCheckExpr::Resolve (constant.get_expr ());
 
-  infered = unify_site (
+  infered = coercion_site (
     constant.get_mappings ().get_hirid (),
     TyTy::TyWithLocation (type, constant.get_type ()->get_locus ()),
     TyTy::TyWithLocation (expr_type, constant.get_expr ()->get_locus ()),
diff --git a/gcc/testsuite/rust/compile/const6.rs b/gcc/testsuite/rust/compile/const6.rs
new file mode 100644
index 00000000000..8f0dc320129
--- /dev/null
+++ b/gcc/testsuite/rust/compile/const6.rs
@@ -0,0 +1,4 @@
+fn main() {
+    const array:[i32; 1] = [1];
+    const slice:&[i32] = &array;
+}