diff options
Diffstat (limited to 'test/CodeGenCXX/catch-undef-behavior.cpp')
| -rw-r--r-- | test/CodeGenCXX/catch-undef-behavior.cpp | 43 |
1 files changed, 43 insertions, 0 deletions
diff --git a/test/CodeGenCXX/catch-undef-behavior.cpp b/test/CodeGenCXX/catch-undef-behavior.cpp index 0e8d4fa51a..ba72af038a 100644 --- a/test/CodeGenCXX/catch-undef-behavior.cpp +++ b/test/CodeGenCXX/catch-undef-behavior.cpp @@ -533,6 +533,7 @@ namespace NothrowNew { // CHECK: [[nonnull]]: // CHECK: llvm.objectsize + // CHECK: icmp uge i64 {{.*}}, 123456, // CHECK: br i1 // // CHECK: call {{.*}}__ubsan_handle_type_mismatch @@ -550,6 +551,7 @@ namespace NothrowNew { // CHECK: [[nonnull]]: // CHECK: llvm.objectsize + // CHECK: icmp uge i64 {{.*}}, 123456, // CHECK: br i1 // // CHECK: call {{.*}}__ubsan_handle_type_mismatch @@ -561,6 +563,47 @@ namespace NothrowNew { // CHECK: ret return new (nothrow{}) X[123456]; } + + // CHECK-LABEL: define{{.*}}throwing_new + void *throwing_new(int size) { + // CHECK: icmp ne i8*{{.*}}, null + // CHECK: %[[size:.*]] = mul + // CHECK: llvm.objectsize + // CHECK: icmp uge i64 {{.*}}, %[[size]], + // CHECK: %[[ok:.*]] = and + // CHECK: br i1 %[[ok]], label %[[good:.*]], label %[[bad:[^,]*]] + // + // CHECK: [[bad]]: + // CHECK: call {{.*}}__ubsan_handle_type_mismatch + // + // CHECK: [[good]]: + // CHECK-NOT: {{ }}br{{ }} + // CHECK: ret + return new char[size]; + } + + // CHECK-LABEL: define{{.*}}nothrow_new_zero_size + void *nothrow_new_zero_size() { + // CHECK: %[[nonnull:.*]] = icmp ne i8*{{.*}}, null + // CHECK-NOT: llvm.objectsize + // CHECK: br i1 %[[nonnull]], label %[[good:.*]], label %[[bad:[^,]*]] + // + // CHECK: [[bad]]: + // CHECK: call {{.*}}__ubsan_handle_type_mismatch + // + // CHECK: [[good]]: + // CHECK-NOT: {{ }}br{{ }} + // CHECK: ret + return new char[0]; + } + + // CHECK-LABEL: define{{.*}}throwing_new_zero_size + void *throwing_new_zero_size() { + // Nothing to check here. + // CHECK-NOT: __ubsan_handle_type_mismatch + return new (nothrow{}) char[0]; + // CHECK: ret + } } struct ThisAlign { |