1 This patch ensures __clear_cache is not called on arm. In earlier versions of
2 clang, this special builtin was emitted as a function call, leading to link
5 Introduced here: http://svnweb.freebsd.org/changeset/base/243830
7 Index: lib/Support/Unix/Memory.inc
8 ===================================================================
9 --- lib/Support/Unix/Memory.inc
10 +++ lib/Support/Unix/Memory.inc
11 @@ -332,7 +332,7 @@ void Memory::InvalidateInstructionCache(const void
12 for (intptr_t Line = StartLine; Line < EndLine; Line += LineSize)
13 asm volatile("icbi 0, %0" : : "r"(Line));
14 asm volatile("isync");
15 -# elif (defined(__arm__) || defined(__aarch64__)) && defined(__GNUC__)
16 +# elif (defined(__arm__) || defined(__aarch64__)) && defined(__GNUC__) && !defined(__FreeBSD__)
17 // FIXME: Can we safely always call this for __GNUC__ everywhere?
18 const char *Start = static_cast<const char *>(Addr);
19 const char *End = Start + Len;