aboutsummaryrefslogtreecommitdiff
path: root/clang/test/CodeGen/catch-nullptr-and-nonzero-offset.c
diff options
context:
space:
mode:
Diffstat (limited to 'clang/test/CodeGen/catch-nullptr-and-nonzero-offset.c')
-rw-r--r--clang/test/CodeGen/catch-nullptr-and-nonzero-offset.c172
1 files changed, 0 insertions, 172 deletions
diff --git a/clang/test/CodeGen/catch-nullptr-and-nonzero-offset.c b/clang/test/CodeGen/catch-nullptr-and-nonzero-offset.c
index 26d17e7..3dd8a36 100644
--- a/clang/test/CodeGen/catch-nullptr-and-nonzero-offset.c
+++ b/clang/test/CodeGen/catch-nullptr-and-nonzero-offset.c
@@ -25,12 +25,6 @@
// CHECK-SANITIZE-ANYRECOVER-DAG: @[[LINE_500:.*]] = {{.*}}, i32 500, i32 15 } }
// CHECK-SANITIZE-ANYRECOVER-DAG: @[[LINE_700:.*]] = {{.*}}, i32 700, i32 15 } }
// CHECK-SANITIZE-ANYRECOVER-DAG: @[[LINE_800:.*]] = {{.*}}, i32 800, i32 15 } }
-// CHECK-SANITIZE-ANYRECOVER-DAG: @[[LINE_900:.*]] = {{.*}}, i32 900, i32 15 } }
-// CHECK-SANITIZE-ANYRECOVER-DAG: @[[LINE_1100:.*]] = {{.*}}, i32 1100, i32 15 } }
-// CHECK-SANITIZE-ANYRECOVER-DAG: @[[LINE_1200:.*]] = {{.*}}, i32 1200, i32 15 } }
-// CHECK-SANITIZE-ANYRECOVER-DAG: @[[LINE_1300:.*]] = {{.*}}, i32 1300, i32 15 } }
-// CHECK-SANITIZE-ANYRECOVER-DAG: @[[LINE_1500:.*]] = {{.*}}, i32 1500, i32 15 } }
-// CHECK-SANITIZE-ANYRECOVER-DAG: @[[LINE_1600:.*]] = {{.*}}, i32 1600, i32 15 } }
// CHECK-SANITIZE-ANYRECOVER-DAG: @[[LINE_1700:.*]] = {{.*}}, i32 1700, i32 15 } }
// CHECK-SANITIZE-ANYRECOVER-DAG: @[[LINE_1800:.*]] = {{.*}}, i32 1800, i32 20 } }
@@ -225,172 +219,6 @@ char *nullptr_allones_BAD(void) {
//------------------------------------------------------------------------------
-char *one_var(unsigned long offset) {
- // CHECK: define{{.*}} ptr @one_var(i64 noundef %[[OFFSET:.*]])
- // CHECK-NEXT: [[ENTRY:.*]]:
- // CHECK-NEXT: %[[OFFSET_ADDR:.*]] = alloca i64, align 8
- // CHECK-NEXT: store i64 %[[OFFSET]], ptr %[[OFFSET_ADDR]], align 8
- // CHECK-NEXT: %[[OFFSET_RELOADED:.*]] = load i64, ptr %[[OFFSET_ADDR]], align 8
- // CHECK-NEXT: %[[ADD_PTR:.*]] = getelementptr inbounds nuw i8, ptr inttoptr (i64 1 to ptr), i64 %[[OFFSET_RELOADED]]
- // CHECK-SANITIZE-NEXT: %[[COMPUTED_OFFSET_AGGREGATE:.*]] = call { i64, i1 } @llvm.smul.with.overflow.i64(i64 1, i64 %[[OFFSET_RELOADED]]), !nosanitize
- // CHECK-SANITIZE-NEXT: %[[COMPUTED_OFFSET_OVERFLOWED:.*]] = extractvalue { i64, i1 } %[[COMPUTED_OFFSET_AGGREGATE]], 1, !nosanitize
- // CHECK-SANITIZE-NEXT: %[[OR_OV:.+]] = or i1 %[[COMPUTED_OFFSET_OVERFLOWED]], false, !nosanitize
- // CHECK-SANITIZE-NEXT: %[[COMPUTED_OFFSET:.*]] = extractvalue { i64, i1 } %[[COMPUTED_OFFSET_AGGREGATE]], 0, !nosanitize
- // CHECK-SANITIZE-NEXT: %[[COMPUTED_GEP:.*]] = add i64 1, %[[COMPUTED_OFFSET]], !nosanitize
- // CHECK-SANITIZE-NEXT: %[[OTHER_IS_NOT_NULL:.*]] = icmp ne ptr inttoptr (i64 1 to ptr), null
- // CHECK-SANITIZE-NEXT: %[[COMPUTED_GEP_IS_NOT_NULL:.*]] = icmp ne i64 %[[COMPUTED_GEP]], 0, !nosanitize
- // CHECK-SANITIZE-NEXT: %[[BOTH_POINTERS_ARE_NULL_OR_BOTH_ARE_NONNULL:.*]] = icmp eq i1 %[[OTHER_IS_NOT_NULL]], %[[COMPUTED_GEP_IS_NOT_NULL]], !nosanitize
- // CHECK-SANITIZE-NEXT: %[[COMPUTED_OFFSET_DID_NOT_OVERFLOW:.*]] = xor i1 %[[OR_OV]], true, !nosanitize
- // CHECK-SANITIZE-NEXT: %[[COMPUTED_GEP_IS_UGE_BASE:.*]] = icmp uge i64 %[[COMPUTED_GEP]], 1, !nosanitize
- // CHECK-SANITIZE-NEXT: %[[GEP_DID_NOT_OVERFLOW:.*]] = and i1 %[[COMPUTED_GEP_IS_UGE_BASE]], %[[COMPUTED_OFFSET_DID_NOT_OVERFLOW]], !nosanitize
- // CHECK-SANITIZE-NEXT: %[[GEP_IS_OKAY:.*]] = and i1 %[[BOTH_POINTERS_ARE_NULL_OR_BOTH_ARE_NONNULL]], %[[GEP_DID_NOT_OVERFLOW]], !nosanitize
- // CHECK-SANITIZE-NEXT: br i1 %[[GEP_IS_OKAY]], label %[[CONT:.*]], label %[[HANDLER_POINTER_OVERFLOW:[^,]+]],{{.*}} !nosanitize
- // CHECK-SANITIZE: [[HANDLER_POINTER_OVERFLOW]]:
- // CHECK-SANITIZE-NORECOVER-NEXT: call void @__ubsan_handle_pointer_overflow_abort(ptr @[[LINE_900]], i64 1, i64 %[[COMPUTED_GEP]])
- // CHECK-SANITIZE-RECOVER-NEXT: call void @__ubsan_handle_pointer_overflow(ptr @[[LINE_900]], i64 1, i64 %[[COMPUTED_GEP]])
- // CHECK-SANITIZE-TRAP-NEXT: call void @llvm.ubsantrap(i8 19){{.*}}, !nosanitize
- // CHECK-SANITIZE-UNREACHABLE-NEXT: unreachable, !nosanitize
- // CHECK-SANITIZE: [[CONT]]:
- // CHECK-NEXT: ret ptr %[[ADD_PTR]]
- static char *const base = (char *)1;
-#line 900
- return base + offset;
-}
-
-char *one_zero(void) {
- // CHECK: define{{.*}} ptr @one_zero()
- // CHECK-NEXT: [[ENTRY:.*]]:
- // CHECK-NEXT: ret ptr inttoptr (i64 1 to ptr)
- static char *const base = (char *)1;
- static const unsigned long offset = 0;
-#line 1000
- return base + offset;
-}
-
-char *one_one_OK(void) {
- // CHECK: define{{.*}} ptr @one_one_OK()
- // CHECK-NEXT: [[ENTRY:.*]]:
- // CHECK-SANITIZE-NEXT: %[[CMP1:.*]] = icmp ne ptr inttoptr (i64 1 to ptr), null, !nosanitize
- // CHECK-SANITIZE-NEXT: %[[CMP2:.*]] = icmp ne i64 add (i64 sub (i64 ptrtoint (ptr getelementptr inbounds nuw (i8, ptr inttoptr (i64 1 to ptr), i64 1) to i64), i64 1), i64 1), 0, !nosanitize
- // CHECK-SANITIZE-NEXT: %[[COND:.*]] = icmp eq i1 %[[CMP1]], %[[CMP2]], !nosanitize
- // CHECK-SANITIZE-NEXT: br i1 %[[COND]], label %[[CONT:.*]], label %[[HANDLER_POINTER_OVERFLOW:[^,]+]],{{.*}} !nosanitize
- // CHECK-SANITIZE: [[HANDLER_POINTER_OVERFLOW]]:
- // CHECK-SANITIZE-NORECOVER-NEXT: call void @__ubsan_handle_pointer_overflow_abort(ptr @[[LINE_1100]], i64 1, i64 add (i64 sub (i64 ptrtoint (ptr getelementptr inbounds nuw (i8, ptr inttoptr (i64 1 to ptr), i64 1) to i64), i64 1), i64 1))
- // CHECK-SANITIZE-RECOVER-NEXT: call void @__ubsan_handle_pointer_overflow(ptr @[[LINE_1100]], i64 1, i64 add (i64 sub (i64 ptrtoint (ptr getelementptr inbounds nuw (i8, ptr inttoptr (i64 1 to ptr), i64 1) to i64), i64 1), i64 1))
- // CHECK-SANITIZE-TRAP-NEXT: call void @llvm.ubsantrap(i8 19){{.*}}, !nosanitize
- // CHECK-SANITIZE-UNREACHABLE-NEXT: unreachable, !nosanitize
- // CHECK-SANITIZE: [[CONT]]:
- // CHECK-NEXT: ret ptr getelementptr inbounds nuw (i8, ptr inttoptr (i64 1 to ptr), i64 1)
- static char *const base = (char *)1;
- static const unsigned long offset = 1;
-#line 1100
- return base + offset;
-}
-
-char *one_allones_BAD(void) {
- // CHECK: define{{.*}} ptr @one_allones_BAD()
- // CHECK-NEXT: [[ENTRY:.*]]:
- // CHECK-SANITIZE-NEXT: %[[CMP1:.*]] = icmp ne ptr inttoptr (i64 1 to ptr), null, !nosanitize
- // CHECK-SANITIZE-NEXT: %[[CMP2:.*]] = icmp ne i64 add (i64 sub (i64 ptrtoint (ptr getelementptr inbounds nuw (i8, ptr inttoptr (i64 1 to ptr), i64 -1) to i64), i64 1), i64 1), 0, !nosanitize
- // CHECK-SANITIZE-NEXT: %[[COND:.*]] = icmp eq i1 %[[CMP1]], %[[CMP2]], !nosanitize
- // CHECK-SANITIZE-NEXT: br i1 %[[COND]], label %[[CONT:.*]], label %[[HANDLER_POINTER_OVERFLOW:[^,]+]],{{.*}} !nosanitize
- // CHECK-SANITIZE: [[HANDLER_POINTER_OVERFLOW]]:
- // CHECK-SANITIZE-NORECOVER-NEXT: call void @__ubsan_handle_pointer_overflow_abort(ptr @[[LINE_1200]], i64 1, i64 add (i64 sub (i64 ptrtoint (ptr getelementptr inbounds nuw (i8, ptr inttoptr (i64 1 to ptr), i64 -1) to i64), i64 1), i64 1))
- // CHECK-SANITIZE-RECOVER-NEXT: call void @__ubsan_handle_pointer_overflow(ptr @[[LINE_1200]], i64 1, i64 add (i64 sub (i64 ptrtoint (ptr getelementptr inbounds nuw (i8, ptr inttoptr (i64 1 to ptr), i64 -1) to i64), i64 1), i64 1))
- // CHECK-SANITIZE-TRAP-NEXT: call void @llvm.ubsantrap(i8 19){{.*}}, !nosanitize
- // CHECK-SANITIZE-UNREACHABLE-NEXT: unreachable, !nosanitize
- // CHECK-SANITIZE: [[CONT]]:
- // CHECK-NEXT: ret ptr getelementptr inbounds nuw (i8, ptr inttoptr (i64 1 to ptr), i64 -1)
- static char *const base = (char *)1;
- static const unsigned long offset = -1;
-#line 1200
- return base + offset;
-}
-
-//------------------------------------------------------------------------------
-
-char *allones_var(unsigned long offset) {
- // CHECK: define{{.*}} ptr @allones_var(i64 noundef %[[OFFSET:.*]])
- // CHECK-NEXT: [[ENTRY:.*]]:
- // CHECK-NEXT: %[[OFFSET_ADDR:.*]] = alloca i64, align 8
- // CHECK-NEXT: store i64 %[[OFFSET]], ptr %[[OFFSET_ADDR]], align 8
- // CHECK-NEXT: %[[OFFSET_RELOADED:.*]] = load i64, ptr %[[OFFSET_ADDR]], align 8
- // CHECK-NEXT: %[[ADD_PTR:.*]] = getelementptr inbounds nuw i8, ptr inttoptr (i64 -1 to ptr), i64 %[[OFFSET_RELOADED]]
- // CHECK-SANITIZE-NEXT: %[[COMPUTED_OFFSET_AGGREGATE:.*]] = call { i64, i1 } @llvm.smul.with.overflow.i64(i64 1, i64 %[[OFFSET_RELOADED]]), !nosanitize
- // CHECK-SANITIZE-NEXT: %[[COMPUTED_OFFSET_OVERFLOWED:.*]] = extractvalue { i64, i1 } %[[COMPUTED_OFFSET_AGGREGATE]], 1, !nosanitize
- // CHECK-SANITIZE-NEXT: %[[OR_OV:.+]] = or i1 %[[COMPUTED_OFFSET_OVERFLOWED]], false, !nosanitize
- // CHECK-SANITIZE-NEXT: %[[COMPUTED_OFFSET:.*]] = extractvalue { i64, i1 } %[[COMPUTED_OFFSET_AGGREGATE]], 0, !nosanitize
- // CHECK-SANITIZE-NEXT: %[[COMPUTED_GEP:.*]] = add i64 -1, %[[COMPUTED_OFFSET]], !nosanitize
- // CHECK-SANITIZE-NEXT: %[[OTHER_IS_NOT_NULL:.*]] = icmp ne ptr inttoptr (i64 -1 to ptr), null, !nosanitize
- // CHECK-SANITIZE-NEXT: %[[COMPUTED_GEP_IS_NOT_NULL:.*]] = icmp ne i64 %[[COMPUTED_GEP]], 0, !nosanitize
- // CHECK-SANITIZE-NEXT: %[[BOTH_POINTERS_ARE_NULL_OR_BOTH_ARE_NONNULL:.*]] = icmp eq i1 %[[OTHER_IS_NOT_NULL]], %[[COMPUTED_GEP_IS_NOT_NULL]], !nosanitize
- // CHECK-SANITIZE-NEXT: %[[COMPUTED_OFFSET_DID_NOT_OVERFLOW:.*]] = xor i1 %[[OR_OV]], true, !nosanitize
- // CHECK-SANITIZE-NEXT: %[[COMPUTED_GEP_IS_UGE_BASE:.*]] = icmp uge i64 %[[COMPUTED_GEP]], -1, !nosanitize
- // CHECK-SANITIZE-NEXT: %[[GEP_DID_NOT_OVERFLOW:.*]] = and i1 %[[COMPUTED_GEP_IS_UGE_BASE]], %[[COMPUTED_OFFSET_DID_NOT_OVERFLOW]], !nosanitize
- // CHECK-SANITIZE-NEXT: %[[GEP_IS_OKAY:.*]] = and i1 %[[BOTH_POINTERS_ARE_NULL_OR_BOTH_ARE_NONNULL]], %[[GEP_DID_NOT_OVERFLOW]], !nosanitize
- // CHECK-SANITIZE-NEXT: br i1 %[[GEP_IS_OKAY]], label %[[CONT:.*]], label %[[HANDLER_POINTER_OVERFLOW:[^,]+]],{{.*}} !nosanitize
- // CHECK-SANITIZE: [[HANDLER_POINTER_OVERFLOW]]:
- // CHECK-SANITIZE-NORECOVER-NEXT: call void @__ubsan_handle_pointer_overflow_abort(ptr @[[LINE_1300]], i64 -1, i64 %[[COMPUTED_GEP]])
- // CHECK-SANITIZE-RECOVER-NEXT: call void @__ubsan_handle_pointer_overflow(ptr @[[LINE_1300]], i64 -1, i64 %[[COMPUTED_GEP]])
- // CHECK-SANITIZE-TRAP-NEXT: call void @llvm.ubsantrap(i8 19){{.*}}, !nosanitize
- // CHECK-SANITIZE-UNREACHABLE-NEXT: unreachable, !nosanitize
- // CHECK-SANITIZE: [[CONT]]:
- // CHECK-NEXT: ret ptr %[[ADD_PTR]]
- static char *const base = (char *)-1;
-#line 1300
- return base + offset;
-}
-
-char *allones_zero_OK(void) {
- // CHECK: define{{.*}} ptr @allones_zero_OK()
- // CHECK-NEXT: [[ENTRY:.*]]:
- // CHECK-NEXT: ret ptr inttoptr (i64 -1 to ptr)
- static char *const base = (char *)-1;
- static const unsigned long offset = 0;
-#line 1400
- return base + offset;
-}
-
-char *allones_one_BAD(void) {
- // CHECK: define{{.*}} ptr @allones_one_BAD()
- // CHECK-NEXT: [[ENTRY:.*]]:
- // CHECK-SANITIZE-NEXT: %[[CMP1:.*]] = icmp ne ptr inttoptr (i64 -1 to ptr), null, !nosanitize
- // CHECK-SANITIZE-NEXT: %[[CMP2:.*]] = icmp ne i64 add (i64 sub (i64 ptrtoint (ptr getelementptr inbounds nuw (i8, ptr inttoptr (i64 -1 to ptr), i64 1) to i64), i64 -1), i64 -1), 0, !nosanitize
- // CHECK-SANITIZE-NEXT: %[[COND:.*]] = icmp eq i1 %[[CMP1]], %[[CMP2]], !nosanitize
- // CHECK-SANITIZE-NEXT: br i1 %[[COND]], label %[[CONT:.*]], label %[[HANDLER_POINTER_OVERFLOW:[^,]+]],{{.*}} !nosanitize
- // CHECK-SANITIZE: [[HANDLER_POINTER_OVERFLOW]]:
- // CHECK-SANITIZE-NORECOVER-NEXT: call void @__ubsan_handle_pointer_overflow_abort(ptr @[[LINE_1500]], i64 -1, i64 add (i64 sub (i64 ptrtoint (ptr getelementptr inbounds nuw (i8, ptr inttoptr (i64 -1 to ptr), i64 1) to i64), i64 -1), i64 -1))
- // CHECK-SANITIZE-RECOVER-NEXT: call void @__ubsan_handle_pointer_overflow(ptr @[[LINE_1500]], i64 -1, i64 add (i64 sub (i64 ptrtoint (ptr getelementptr inbounds nuw (i8, ptr inttoptr (i64 -1 to ptr), i64 1) to i64), i64 -1), i64 -1))
- // CHECK-SANITIZE-TRAP-NEXT: call void @llvm.ubsantrap(i8 19){{.*}}, !nosanitize
- // CHECK-SANITIZE-UNREACHABLE-NEXT: unreachable, !nosanitize
- // CHECK-SANITIZE: [[CONT]]:
- // CHECK-NEXT: ret ptr getelementptr inbounds nuw (i8, ptr inttoptr (i64 -1 to ptr), i64 1)
- static char *const base = (char *)-1;
- static const unsigned long offset = 1;
-#line 1500
- return base + offset;
-}
-
-char *allones_allones_OK(void) {
- // CHECK: define{{.*}} ptr @allones_allones_OK()
- // CHECK-NEXT: [[ENTRY:.*]]:
- // CHECK-SANITIZE-NEXT: %[[CMP1:.*]] = icmp ne ptr inttoptr (i64 -1 to ptr), null, !nosanitize
- // CHECK-SANITIZE-NEXT: %[[CMP2:.*]] = icmp ne i64 add (i64 sub (i64 ptrtoint (ptr getelementptr inbounds nuw (i8, ptr inttoptr (i64 -1 to ptr), i64 -1) to i64), i64 -1), i64 -1), 0, !nosanitize
- // CHECK-SANITIZE-NEXT: %[[COND:.*]] = icmp eq i1 %[[CMP1]], %[[CMP2]], !nosanitize
- // CHECK-SANITIZE-NEXT: br i1 %[[COND]], label %[[CONT:.*]], label %[[HANDLER_POINTER_OVERFLOW:[^,]+]],{{.*}} !nosanitize
- // CHECK-SANITIZE: [[HANDLER_POINTER_OVERFLOW]]:
- // CHECK-SANITIZE-NORECOVER-NEXT: call void @__ubsan_handle_pointer_overflow_abort(ptr @[[LINE_1600]], i64 -1, i64 add (i64 sub (i64 ptrtoint (ptr getelementptr inbounds nuw (i8, ptr inttoptr (i64 -1 to ptr), i64 -1) to i64), i64 -1), i64 -1))
- // CHECK-SANITIZE-RECOVER-NEXT: call void @__ubsan_handle_pointer_overflow(ptr @[[LINE_1600]], i64 -1, i64 add (i64 sub (i64 ptrtoint (ptr getelementptr inbounds nuw (i8, ptr inttoptr (i64 -1 to ptr), i64 -1) to i64), i64 -1), i64 -1))
- // CHECK-SANITIZE-TRAP-NEXT: call void @llvm.ubsantrap(i8 19){{.*}}, !nosanitize
- // CHECK-SANITIZE-UNREACHABLE-NEXT: unreachable, !nosanitize
- // CHECK-SANITIZE: [[CONT]]:
- // CHECK-NEXT: ret ptr getelementptr inbounds nuw (i8, ptr inttoptr (i64 -1 to ptr), i64 -1)
- static char *const base = (char *)-1;
- static const unsigned long offset = -1;
-#line 1600
- return base + offset;
-}
-
// C++ does not allow void* arithmetic even as a GNU extension. Replace void*
// with char* in that case to keep test expectations the same.
#ifdef __cplusplus
generated by cgit v1.1 at 2025-10-08 08:55:14 +0000