diff options
Diffstat (limited to 'build/build-clang/llvmorg-17-init-6909-gd644ab022a7b.patch')
| -rw-r--r-- | build/build-clang/llvmorg-17-init-6909-gd644ab022a7b.patch | 279 |
1 files changed, 279 insertions, 0 deletions
diff --git a/build/build-clang/llvmorg-17-init-6909-gd644ab022a7b.patch b/build/build-clang/llvmorg-17-init-6909-gd644ab022a7b.patch new file mode 100644 index 0000000000..ed7dcc8b2e --- /dev/null +++ b/build/build-clang/llvmorg-17-init-6909-gd644ab022a7b.patch @@ -0,0 +1,279 @@ +From d644ab022a7be985255db29fd466798e9b138bee Mon Sep 17 00:00:00 2001 +From: Thurston Dang <thurston@google.com> +Date: Tue, 4 Apr 2023 00:42:37 +0000 +Subject: [PATCH] Update __sanitizer_get_allocated_begin to return const void* + +D147005 introduced __sanitizer_get_allocated_begin, with a return +value of void*. This involved a few naughty casts that dropped the +const. This patch adds back the const qualifier. + +Differential Revision: https://reviews.llvm.org/D147489 +--- + compiler-rt/include/sanitizer/allocator_interface.h | 2 +- + compiler-rt/lib/asan/asan_allocator.cpp | 6 +++--- + compiler-rt/lib/dfsan/dfsan_allocator.cpp | 6 +++--- + compiler-rt/lib/hwasan/hwasan_allocator.cpp | 6 +++--- + compiler-rt/lib/lsan/lsan_allocator.cpp | 6 +++--- + compiler-rt/lib/memprof/memprof_allocator.cpp | 6 +++--- + compiler-rt/lib/msan/msan_allocator.cpp | 6 +++--- + .../lib/sanitizer_common/sanitizer_allocator_interface.h | 2 +- + compiler-rt/lib/tsan/rtl/tsan_mman.cpp | 6 +++--- + .../test/sanitizer_common/TestCases/get_allocated_begin.cpp | 2 +- + 10 files changed, 24 insertions(+), 24 deletions(-) + +diff --git a/compiler-rt/include/sanitizer/allocator_interface.h b/compiler-rt/include/sanitizer/allocator_interface.h +index d846f3f330741..d0cfce79c1aef 100644 +--- a/compiler-rt/include/sanitizer/allocator_interface.h ++++ b/compiler-rt/include/sanitizer/allocator_interface.h +@@ -28,7 +28,7 @@ extern "C" { + + /* If a pointer lies within an allocation, it will return the start address + of the allocation. Otherwise, it returns nullptr. */ +- void *__sanitizer_get_allocated_begin(const void *p); ++ const void *__sanitizer_get_allocated_begin(const void *p); + + /* Returns the number of bytes reserved for the pointer p. + Requires (get_ownership(p) == true) or (p == 0). */ +diff --git a/compiler-rt/lib/asan/asan_allocator.cpp b/compiler-rt/lib/asan/asan_allocator.cpp +index 4b65b44a88f91..708d975a93dcf 100644 +--- a/compiler-rt/lib/asan/asan_allocator.cpp ++++ b/compiler-rt/lib/asan/asan_allocator.cpp +@@ -1164,7 +1164,7 @@ IgnoreObjectResult IgnoreObjectLocked(const void *p) { + // ---------------------- Interface ---------------- {{{1 + using namespace __asan; + +-void *AllocationBegin(const void *p) { ++const void *AllocationBegin(const void *p) { + AsanChunk *m = __asan::instance.GetAsanChunkByAddr((uptr)p); + if (!m) + return nullptr; +@@ -1172,7 +1172,7 @@ void *AllocationBegin(const void *p) { + return nullptr; + if (m->UsedSize() == 0) + return nullptr; +- return (void *)(m->Beg()); ++ return (const void *)(m->Beg()); + } + + // ASan allocator doesn't reserve extra bytes, so normally we would +@@ -1198,7 +1198,7 @@ uptr __sanitizer_get_allocated_size(const void *p) { + return allocated_size; + } + +-void *__sanitizer_get_allocated_begin(const void *p) { ++const void *__sanitizer_get_allocated_begin(const void *p) { + return AllocationBegin(p); + } + +diff --git a/compiler-rt/lib/dfsan/dfsan_allocator.cpp b/compiler-rt/lib/dfsan/dfsan_allocator.cpp +index 7ae6024fb2c9d..36346d163d982 100644 +--- a/compiler-rt/lib/dfsan/dfsan_allocator.cpp ++++ b/compiler-rt/lib/dfsan/dfsan_allocator.cpp +@@ -174,7 +174,7 @@ void *DFsanCalloc(uptr nmemb, uptr size) { + return DFsanAllocate(nmemb * size, sizeof(u64), true /*zeroise*/); + } + +-void *AllocationBegin(const void *p) { ++const void *AllocationBegin(const void *p) { + if (!p) + return nullptr; + void *beg = allocator.GetBlockBegin(p); +@@ -185,7 +185,7 @@ void *AllocationBegin(const void *p) { + return nullptr; + if (b->requested_size == 0) + return nullptr; +- return (void *)beg; ++ return (const void *)beg; + } + + static uptr AllocationSize(const void *p) { +@@ -308,7 +308,7 @@ uptr __sanitizer_get_estimated_allocated_size(uptr size) { return size; } + + int __sanitizer_get_ownership(const void *p) { return AllocationSize(p) != 0; } + +-void *__sanitizer_get_allocated_begin(const void *p) { ++const void *__sanitizer_get_allocated_begin(const void *p) { + return AllocationBegin(p); + } + +diff --git a/compiler-rt/lib/hwasan/hwasan_allocator.cpp b/compiler-rt/lib/hwasan/hwasan_allocator.cpp +index 8ccdeb23fa995..994a580dc95e0 100644 +--- a/compiler-rt/lib/hwasan/hwasan_allocator.cpp ++++ b/compiler-rt/lib/hwasan/hwasan_allocator.cpp +@@ -397,7 +397,7 @@ HwasanChunkView FindHeapChunkByAddress(uptr address) { + return HwasanChunkView(reinterpret_cast<uptr>(block), metadata); + } + +-void *AllocationBegin(const void *p) { ++const void *AllocationBegin(const void *p) { + const void *untagged_ptr = UntagPtr(p); + if (!untagged_ptr) + return nullptr; +@@ -411,7 +411,7 @@ void *AllocationBegin(const void *p) { + return nullptr; + + tag_t tag = GetTagFromPointer((uptr)p); +- return (void *)AddTagToPointer((uptr)beg, tag); ++ return (const void *)AddTagToPointer((uptr)beg, tag); + } + + static uptr AllocationSize(const void *tagged_ptr) { +@@ -658,7 +658,7 @@ uptr __sanitizer_get_estimated_allocated_size(uptr size) { return size; } + + int __sanitizer_get_ownership(const void *p) { return AllocationSize(p) != 0; } + +-void *__sanitizer_get_allocated_begin(const void *p) { ++const void *__sanitizer_get_allocated_begin(const void *p) { + return AllocationBegin(p); + } + +diff --git a/compiler-rt/lib/lsan/lsan_allocator.cpp b/compiler-rt/lib/lsan/lsan_allocator.cpp +index b0a54d7cd9bc5..471b134a26471 100644 +--- a/compiler-rt/lib/lsan/lsan_allocator.cpp ++++ b/compiler-rt/lib/lsan/lsan_allocator.cpp +@@ -145,7 +145,7 @@ void GetAllocatorCacheRange(uptr *begin, uptr *end) { + *end = *begin + sizeof(AllocatorCache); + } + +-void *GetMallocBegin(const void *p) { ++const void *GetMallocBegin(const void *p) { + if (!p) + return nullptr; + void *beg = allocator.GetBlockBegin(p); +@@ -158,7 +158,7 @@ void *GetMallocBegin(const void *p) { + return nullptr; + if (m->requested_size == 0) + return nullptr; +- return (void *)beg; ++ return (const void *)beg; + } + + uptr GetMallocUsableSize(const void *p) { +@@ -380,7 +380,7 @@ SANITIZER_INTERFACE_ATTRIBUTE + int __sanitizer_get_ownership(const void *p) { return Metadata(p) != nullptr; } + + SANITIZER_INTERFACE_ATTRIBUTE +-void * __sanitizer_get_allocated_begin(const void *p) { ++const void * __sanitizer_get_allocated_begin(const void *p) { + return GetMallocBegin(p); + } + +diff --git a/compiler-rt/lib/memprof/memprof_allocator.cpp b/compiler-rt/lib/memprof/memprof_allocator.cpp +index 80a87d49dfc6e..49c0aad39cfbd 100644 +--- a/compiler-rt/lib/memprof/memprof_allocator.cpp ++++ b/compiler-rt/lib/memprof/memprof_allocator.cpp +@@ -681,7 +681,7 @@ int memprof_posix_memalign(void **memptr, uptr alignment, uptr size, + return 0; + } + +-void *memprof_malloc_begin(const void *p) { ++const void *memprof_malloc_begin(const void *p) { + u64 user_requested_size; + MemprofChunk *m = + instance.GetMemprofChunkByAddr((uptr)p, user_requested_size); +@@ -690,7 +690,7 @@ void *memprof_malloc_begin(const void *p) { + if (user_requested_size == 0) + return nullptr; + +- return (void *)m->Beg(); ++ return (const void *)m->Beg(); + } + + uptr memprof_malloc_usable_size(const void *ptr, uptr pc, uptr bp) { +@@ -711,7 +711,7 @@ int __sanitizer_get_ownership(const void *p) { + return memprof_malloc_usable_size(p, 0, 0) != 0; + } + +-void *__sanitizer_get_allocated_begin(const void *p) { ++const void *__sanitizer_get_allocated_begin(const void *p) { + return memprof_malloc_begin(p); + } + +diff --git a/compiler-rt/lib/msan/msan_allocator.cpp b/compiler-rt/lib/msan/msan_allocator.cpp +index 08ec3314b26e6..1013303af6795 100644 +--- a/compiler-rt/lib/msan/msan_allocator.cpp ++++ b/compiler-rt/lib/msan/msan_allocator.cpp +@@ -260,7 +260,7 @@ static void *MsanCalloc(StackTrace *stack, uptr nmemb, uptr size) { + return MsanAllocate(stack, nmemb * size, sizeof(u64), true); + } + +-void *AllocationBegin(const void *p) { ++const void *AllocationBegin(const void *p) { + if (!p) + return nullptr; + void *beg = allocator.GetBlockBegin(p); +@@ -272,7 +272,7 @@ void *AllocationBegin(const void *p) { + if (b->requested_size == 0) + return nullptr; + +- return (void *)beg; ++ return (const void *)beg; + } + + static uptr AllocationSize(const void *p) { +@@ -388,7 +388,7 @@ uptr __sanitizer_get_estimated_allocated_size(uptr size) { return size; } + + int __sanitizer_get_ownership(const void *p) { return AllocationSize(p) != 0; } + +-void *__sanitizer_get_allocated_begin(const void *p) { ++const void *__sanitizer_get_allocated_begin(const void *p) { + return AllocationBegin(p); + } + +diff --git a/compiler-rt/lib/sanitizer_common/sanitizer_allocator_interface.h b/compiler-rt/lib/sanitizer_common/sanitizer_allocator_interface.h +index 35c7c97df3299..504109e9d3f6f 100644 +--- a/compiler-rt/lib/sanitizer_common/sanitizer_allocator_interface.h ++++ b/compiler-rt/lib/sanitizer_common/sanitizer_allocator_interface.h +@@ -21,7 +21,7 @@ extern "C" { + SANITIZER_INTERFACE_ATTRIBUTE + uptr __sanitizer_get_estimated_allocated_size(uptr size); + SANITIZER_INTERFACE_ATTRIBUTE int __sanitizer_get_ownership(const void *p); +-SANITIZER_INTERFACE_ATTRIBUTE SANITIZER_WEAK_ATTRIBUTE void * ++SANITIZER_INTERFACE_ATTRIBUTE SANITIZER_WEAK_ATTRIBUTE const void * + __sanitizer_get_allocated_begin(const void *p); + SANITIZER_INTERFACE_ATTRIBUTE uptr + __sanitizer_get_allocated_size(const void *p); +diff --git a/compiler-rt/lib/tsan/rtl/tsan_mman.cpp b/compiler-rt/lib/tsan/rtl/tsan_mman.cpp +index 3cc4d16955ede..b548265fe6833 100644 +--- a/compiler-rt/lib/tsan/rtl/tsan_mman.cpp ++++ b/compiler-rt/lib/tsan/rtl/tsan_mman.cpp +@@ -352,7 +352,7 @@ void *user_pvalloc(ThreadState *thr, uptr pc, uptr sz) { + return SetErrnoOnNull(user_alloc_internal(thr, pc, sz, PageSize)); + } + +-void *user_alloc_begin(const void *p) { ++const void *user_alloc_begin(const void *p) { + if (p == nullptr || !IsAppMem((uptr)p)) + return nullptr; + void *beg = allocator()->GetBlockBegin(p); +@@ -363,7 +363,7 @@ void *user_alloc_begin(const void *p) { + if (!b) + return nullptr; // Not a valid pointer. + +- return (void *)beg; ++ return (const void *)beg; + } + + uptr user_alloc_usable_size(const void *p) { +@@ -444,7 +444,7 @@ int __sanitizer_get_ownership(const void *p) { + return allocator()->GetBlockBegin(p) != 0; + } + +-void *__sanitizer_get_allocated_begin(const void *p) { ++const void *__sanitizer_get_allocated_begin(const void *p) { + return user_alloc_begin(p); + } + +diff --git a/compiler-rt/test/sanitizer_common/TestCases/get_allocated_begin.cpp b/compiler-rt/test/sanitizer_common/TestCases/get_allocated_begin.cpp +index 6892a4a7fb282..1683063baea26 100644 +--- a/compiler-rt/test/sanitizer_common/TestCases/get_allocated_begin.cpp ++++ b/compiler-rt/test/sanitizer_common/TestCases/get_allocated_begin.cpp +@@ -23,7 +23,7 @@ int main(void) { + + // Bogus value to unpoison start. Calling __sanitizer_get_allocated_begin + // does not unpoison it. +- void *start = NULL; ++ const void *start = NULL; + for (int j = 0; j < sizes[i]; j++) { + printf("j: %d\n", j); + |