[compiler-rt] r283955 - Fix _recalloc redefinition link error in ASan RTL

Reid Kleckner via llvm-commits llvm-commits at lists.llvm.org
Tue Oct 11 16:13:13 PDT 2016


Author: rnk
Date: Tue Oct 11 18:13:13 2016
New Revision: 283955

URL: http://llvm.org/viewvc/llvm-project?rev=283955&view=rev
Log:
Fix _recalloc redefinition link error in ASan RTL

Fixes PR30329

Patch by Hans-Bernhard Broeker!

Modified:
    compiler-rt/trunk/lib/asan/asan_malloc_win.cc

Modified: compiler-rt/trunk/lib/asan/asan_malloc_win.cc
URL: http://llvm.org/viewvc/llvm-project/compiler-rt/trunk/lib/asan/asan_malloc_win.cc?rev=283955&r1=283954&r2=283955&view=diff
==============================================================================
--- compiler-rt/trunk/lib/asan/asan_malloc_win.cc (original)
+++ compiler-rt/trunk/lib/asan/asan_malloc_win.cc Tue Oct 11 18:13:13 2016
@@ -125,6 +125,11 @@ void *_recalloc(void *p, size_t n, size_
 }
 
 ALLOCATION_FUNCTION_ATTRIBUTE
+void *_recalloc_base(void *p, size_t n, size_t elem_size) {
+  return _recalloc(p, n, elem_size);
+}
+
+ALLOCATION_FUNCTION_ATTRIBUTE
 size_t _msize(const void *ptr) {
   GET_CURRENT_PC_BP_SP;
   (void)sp;
@@ -223,6 +228,7 @@ void ReplaceSystemMalloc() {
   TryToOverrideFunction("_realloc_base", (uptr)realloc);
   TryToOverrideFunction("_realloc_crt", (uptr)realloc);
   TryToOverrideFunction("_recalloc", (uptr)_recalloc);
+  TryToOverrideFunction("_recalloc_base", (uptr)_recalloc);
   TryToOverrideFunction("_recalloc_crt", (uptr)_recalloc);
   TryToOverrideFunction("_msize", (uptr)_msize);
   TryToOverrideFunction("_expand", (uptr)_expand);




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