[scudo] Satisfy -Wstrict-prototypes

[ddcc]

Landed already, not sure why this wasn't automatically closed

compiler-rt/lib/scudo/standalone/include/scudo/interface.h

 //===-- scudo/interface.h ---------------------------------------*- C++ -*-===//
 //
 // Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
 // See https://llvm.org/LICENSE.txt for license information.
 // SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
 //
 //===----------------------------------------------------------------------===//
 
 #ifndef SCUDO_INTERFACE_H_
 #define SCUDO_INTERFACE_H_
 
 #include <stddef.h>
 #include <stdint.h>
 
 extern "C" {
 
-__attribute__((weak)) const char *__scudo_default_options();
+__attribute__((weak)) const char *__scudo_default_options(void);
 
 // Post-allocation & pre-deallocation hooks.
 // They must be thread-safe and not use heap related functions.
 __attribute__((weak)) void __scudo_allocate_hook(void *ptr, size_t size);
 __attribute__((weak)) void __scudo_deallocate_hook(void *ptr);
 
 void __scudo_print_stats(void);
 
struct scudo_error_report {
   uint32_t deallocation_tid;
   uintptr_t deallocation_trace[64];
 };
 
 struct scudo_error_info {
   struct scudo_error_report reports[3];
 };
 
-const char *__scudo_get_stack_depot_addr();
-size_t __scudo_get_stack_depot_size();
+const char *__scudo_get_stack_depot_addr(void);
+size_t __scudo_get_stack_depot_size(void);
 
-const char *__scudo_get_region_info_addr();
-size_t __scudo_get_region_info_size();
+const char *__scudo_get_region_info_addr(void);
+size_t __scudo_get_region_info_size(void);
 
-const char *__scudo_get_ring_buffer_addr();
-size_t __scudo_get_ring_buffer_size();
+const char *__scudo_get_ring_buffer_addr(void);
+size_t __scudo_get_ring_buffer_size(void);
 
 #ifndef M_DECAY_TIME
 #define M_DECAY_TIME -100
 #endif
 
 #ifndef M_PURGE
 #define M_PURGE -101
 #endif