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diff clang/test/CodeGenCXX/for-range.cpp @ 150:1d019706d866

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LLVM10
author anatofuz
date Thu, 13 Feb 2020 15:10:13 +0900
parents
children 2e18cbf3894f
line wrap: on
line diff
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/clang/test/CodeGenCXX/for-range.cpp	Thu Feb 13 15:10:13 2020 +0900
@@ -0,0 +1,126 @@
+// RUN: %clang_cc1 -triple x86_64-apple-darwin10 -std=c++11 -emit-llvm -o - %s | opt -instnamer -S | FileCheck %s
+
+struct A {
+  A();
+  A(const A&);
+  ~A();
+};
+
+struct B {
+  B();
+  B(const B&);
+  ~B();
+};
+
+struct C {
+  C();
+  C(const C&);
+  ~C();
+};
+
+struct D {
+  D();
+  D(const D&);
+  ~D();
+
+  B *begin();
+  B *end();
+};
+
+B *begin(C&);
+B *end(C&);
+
+extern B array[5];
+
+// CHECK-LABEL: define void @_Z9for_arrayv(
+void for_array() {
+  // CHECK: call void @_ZN1AC1Ev(%struct.A* [[A:.*]])
+  A a;
+  for (B b : array) {
+    // CHECK-NOT: 5begin
+    // CHECK-NOT: 3end
+    // CHECK: getelementptr {{.*}}, i64 0
+    // CHECK: getelementptr {{.*}}, i64 5
+    // CHECK: br label %[[COND:.*]]
+
+    // CHECK: [[COND]]:
+    // CHECK: %[[CMP:.*]] = icmp ne
+    // CHECK: br i1 %[[CMP]], label %[[BODY:.*]], label %[[END:.*]]
+
+    // CHECK: [[BODY]]:
+    // CHECK: call void @_ZN1BC1ERKS_(
+    // CHECK: call void @_ZN1BD1Ev(
+    // CHECK: br label %[[INC:.*]]
+
+    // CHECK: [[INC]]:
+    // CHECK: getelementptr {{.*}} i32 1
+    // CHECK: br label %[[COND]]
+  }
+  // CHECK: [[END]]:
+  // CHECK: call void @_ZN1AD1Ev(%struct.A* [[A]])
+  // CHECK: ret void
+}
+
+// CHECK-LABEL: define void @_Z9for_rangev(
+void for_range() {
+  // CHECK: call void @_ZN1AC1Ev(%struct.A* [[A:.*]])
+  A a;
+  for (B b : C()) {
+    // CHECK: call void @_ZN1CC1Ev(
+    // CHECK: = call %struct.B* @_Z5beginR1C(
+    // CHECK: = call %struct.B* @_Z3endR1C(
+    // CHECK: br label %[[COND:.*]]
+
+    // CHECK: [[COND]]:
+    // CHECK: %[[CMP:.*]] = icmp ne
+    // CHECK: br i1 %[[CMP]], label %[[BODY:.*]], label %[[CLEANUP:.*]]
+
+    // CHECK: [[CLEANUP]]:
+    // CHECK: call void @_ZN1CD1Ev(
+    // CHECK: br label %[[END:.*]]
+
+    // CHECK: [[BODY]]:
+    // CHECK: call void @_ZN1BC1ERKS_(
+    // CHECK: call void @_ZN1BD1Ev(
+    // CHECK: br label %[[INC:.*]]
+
+    // CHECK: [[INC]]:
+    // CHECK: getelementptr {{.*}} i32 1
+    // CHECK: br label %[[COND]]
+  }
+  // CHECK: [[END]]:
+  // CHECK: call void @_ZN1AD1Ev(%struct.A* [[A]])
+  // CHECK: ret void
+}
+
+// CHECK-LABEL: define void @_Z16for_member_rangev(
+void for_member_range() {
+  // CHECK: call void @_ZN1AC1Ev(%struct.A* [[A:.*]])
+  A a;
+  for (B b : D()) {
+    // CHECK: call void @_ZN1DC1Ev(
+    // CHECK: = call %struct.B* @_ZN1D5beginEv(
+    // CHECK: = call %struct.B* @_ZN1D3endEv(
+    // CHECK: br label %[[COND:.*]]
+
+    // CHECK: [[COND]]:
+    // CHECK: %[[CMP:.*]] = icmp ne
+    // CHECK: br i1 %[[CMP]], label %[[BODY:.*]], label %[[CLEANUP:.*]]
+
+    // CHECK: [[CLEANUP]]:
+    // CHECK: call void @_ZN1DD1Ev(
+    // CHECK: br label %[[END:.*]]
+
+    // CHECK: [[BODY]]:
+    // CHECK: call void @_ZN1BC1ERKS_(
+    // CHECK: call void @_ZN1BD1Ev(
+    // CHECK: br label %[[INC:.*]]
+
+    // CHECK: [[INC]]:
+    // CHECK: getelementptr {{.*}} i32 1
+    // CHECK: br label %[[COND]]
+  }
+  // CHECK: [[END]]:
+  // CHECK: call void @_ZN1AD1Ev(%struct.A* [[A]])
+  // CHECK: ret void
+}