ldc/tests/codegen/func_contracts_gh1543.d
Johan Engelen 046fd0a5cc Fix #1543.
It appears that syntaxCopy can be used with the current frontend.
2016-08-03 13:52:03 +02:00

52 lines
1.2 KiB
D

// Test the combination of `out` arguments with in- and out-contracts.
// Github issue #1543, https://github.com/ldc-developers/ldc/issues/1543
// RUN: %ldc -c -output-ll -of=%t.ll %s && FileCheck %s < %t.ll
// RUN: %ldc -run %s
module mod;
class Bar
{
void failMe(out int some)
in
{
assert(some == 0);
}
out
{
assert(some == 123);
}
body
{
some = 123;
}
}
// Bar.failMe codegen order = function, in-contract __require function, out-contract __ensure function
// CHECK-LABEL: define {{.*}} @{{.*}}Bar6failMe
// CHECK-SAME: i32* dereferenceable(4) %some
// CHECK: store i32 0, i32* %some
// CHECK: call {{.*}} @{{.*}}Bar6failMeMFJiZ9__require
// CHECK: call {{.*}} @{{.*}}Bar6failMeMFJiZ8__ensure
// CHECK: }
// CHECK-LABEL: define {{.*}} @{{.*}}Bar6failMeMFJiZ9__require
// CHECK-SAME: i32* dereferenceable(4) %some
// CHECK-NOT: store {{.*}} %some
// CHECK: }
// CHECK-LABEL: define {{.*}} @{{.*}}Bar6failMeMFJiZ8__ensure
// CHECK-SAME: i32* dereferenceable(4) %some
// CHECK-NOT: store {{.*}} %some
// CHECK: }
void main()
{
int some;
auto b = new Bar;
b.failMe(some);
assert(some == 123);
}