From fd3ddaf90d6b42dd1d98416e1fa0335fdc567af9 Mon Sep 17 00:00:00 2001 From: Andrew Gallagher Date: Tue, 31 Mar 2020 11:36:22 -0700 Subject: [PATCH] Fix jemalloc forward declarations (#6613) Summary: Add `nothrow` attribute to match declarations in jemalloc. Pull Request resolved: https://github.com/facebook/rocksdb/pull/6613 Reviewed By: igorsugak Differential Revision: D20749490 fbshipit-source-id: 9ac8df27f7b4268f27b32b130c23ce8a1f772b3a --- port/jemalloc_helper.h | 22 +++++++++++----------- 1 file changed, 11 insertions(+), 11 deletions(-) diff --git a/port/jemalloc_helper.h b/port/jemalloc_helper.h index f6f72f8cb8..fbf25c313d 100644 --- a/port/jemalloc_helper.h +++ b/port/jemalloc_helper.h @@ -40,21 +40,21 @@ static inline bool HasJemalloc() { return true; } // Declare non-standard jemalloc APIs as weak symbols. We can null-check these // symbols to detect whether jemalloc is linked with the binary. -extern "C" void* mallocx(size_t, int) __attribute__((__weak__)); -extern "C" void* rallocx(void*, size_t, int) __attribute__((__weak__)); -extern "C" size_t xallocx(void*, size_t, size_t, int) __attribute__((__weak__)); -extern "C" size_t sallocx(const void*, int) __attribute__((__weak__)); -extern "C" void dallocx(void*, int) __attribute__((__weak__)); -extern "C" void sdallocx(void*, size_t, int) __attribute__((__weak__)); -extern "C" size_t nallocx(size_t, int) __attribute__((__weak__)); +extern "C" void* mallocx(size_t, int) __attribute__((__nothrow__, __weak__)); +extern "C" void* rallocx(void*, size_t, int) __attribute__((__nothrow__, __weak__)); +extern "C" size_t xallocx(void*, size_t, size_t, int) __attribute__((__nothrow__, __weak__)); +extern "C" size_t sallocx(const void*, int) __attribute__((__nothrow__, __weak__)); +extern "C" void dallocx(void*, int) __attribute__((__nothrow__, __weak__)); +extern "C" void sdallocx(void*, size_t, int) __attribute__((__nothrow__, __weak__)); +extern "C" size_t nallocx(size_t, int) __attribute__((__nothrow__, __weak__)); extern "C" int mallctl(const char*, void*, size_t*, void*, size_t) - __attribute__((__weak__)); + __attribute__((__nothrow__, __weak__)); extern "C" int mallctlnametomib(const char*, size_t*, size_t*) - __attribute__((__weak__)); + __attribute__((__nothrow__, __weak__)); extern "C" int mallctlbymib(const size_t*, size_t, void*, size_t*, void*, - size_t) __attribute__((__weak__)); + size_t) __attribute__((__nothrow__, __weak__)); extern "C" void malloc_stats_print(void (*)(void*, const char*), void*, - const char*) __attribute__((__weak__)); + const char*) __attribute__((__nothrow__, __weak__)); extern "C" size_t malloc_usable_size(JEMALLOC_USABLE_SIZE_CONST void*) JEMALLOC_CXX_THROW __attribute__((__weak__));