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-rw-r--r--gcc/rust/typecheck/rust-tyty-call.cc35
-rw-r--r--gcc/testsuite/rust/compile/variadic.rs8
2 files changed, 32 insertions, 11 deletions
diff --git a/gcc/rust/typecheck/rust-tyty-call.cc b/gcc/rust/typecheck/rust-tyty-call.cc
index 667d54c..31afe04 100644
--- a/gcc/rust/typecheck/rust-tyty-call.cc
+++ b/gcc/rust/typecheck/rust-tyty-call.cc
@@ -184,7 +184,10 @@ TypeCheckCallExpr::visit (FnType &type)
if ((int_ty.get_int_kind () == TyTy::IntType::IntKind::I8)
|| (int_ty.get_int_kind () == TyTy::IntType::IntKind::I16))
{
- rust_error_at (arg_locus,
+ rich_location richloc (line_table, arg_locus);
+ richloc.add_fixit_replace (
+ "cast the value to c_int: as c_int");
+ rust_error_at (richloc, ErrorCode::E0617,
"expected %<c_int%> variadic argument");
return;
}
@@ -197,7 +200,10 @@ TypeCheckCallExpr::visit (FnType &type)
|| (uint_ty.get_uint_kind ()
== TyTy::UintType::UintKind::U16))
{
- rust_error_at (arg_locus,
+ rich_location richloc (line_table, arg_locus);
+ richloc.add_fixit_replace (
+ "cast the value to c_uint: as c_uint");
+ rust_error_at (richloc, ErrorCode::E0617,
"expected %<c_uint%> variadic argument");
return;
}
@@ -208,19 +214,28 @@ TypeCheckCallExpr::visit (FnType &type)
.get_float_kind ()
== TyTy::FloatType::FloatKind::F32)
{
- rust_error_at (arg_locus,
+ rich_location richloc (line_table, arg_locus);
+ richloc.add_fixit_replace (
+ "cast the value to c_double: as c_double");
+ rust_error_at (richloc, ErrorCode::E0617,
"expected %<c_double%> variadic argument");
return;
}
break;
}
- case TyTy::TypeKind::BOOL:
- rust_error_at (arg_locus, "expected %<c_int%> variadic argument");
- return;
- case TyTy::TypeKind::FNDEF:
- rust_error_at (arg_locus,
- "unexpected function definition type as variadic "
- "argument - cast to function pointer");
+ case TyTy::TypeKind::BOOL: {
+ rich_location richloc (line_table, arg_locus);
+ richloc.add_fixit_replace ("cast the value to c_int: as c_int");
+ rust_error_at (arg_locus, ErrorCode::E0617,
+ "expected %<c_int%> variadic argument");
+ return;
+ }
+ case TyTy::TypeKind::FNDEF: {
+ rust_error_at (
+ arg_locus, ErrorCode::E0617,
+ "unexpected function definition type as variadic "
+ "argument - cast to function pointer");
+ }
return;
default:
break;
diff --git a/gcc/testsuite/rust/compile/variadic.rs b/gcc/testsuite/rust/compile/variadic.rs
index 886341b..e970cd1 100644
--- a/gcc/testsuite/rust/compile/variadic.rs
+++ b/gcc/testsuite/rust/compile/variadic.rs
@@ -4,5 +4,11 @@ extern "C" {
fn main() {
// { dg-error "expected .c_int. variadic argument" "" { target *-*-* } .+1 }
- printf("%d\n" as *const str as *const i8, 1i8);
+ printf("%d\n" as *const str as *const i8, 1i8);
+
+ // { dg-error "expected .c_uint. variadic argument" "" { target *-*-* } .+1 }
+ printf("%d\n" as *const str as *const i8, 1u8);
+
+ // { dg-error "expected .c_double. variadic argument" "" { target *-*-* } .+1 }
+ printf("%d\n" as *const str as *const i8, 1f32);
}