From 6417a6adf0c2d36936b51fa1a5b275c3714ed921 Mon Sep 17 00:00:00 2001 From: Michael Brown Date: Fri, 26 Jan 2007 04:14:25 +0000 Subject: [PATCH] Avoid barfing on gcc's implicit memcpy()s --- src/core/gcc_implicit.c | 20 ++++++++++++++++++++ 1 file changed, 20 insertions(+) create mode 100644 src/core/gcc_implicit.c diff --git a/src/core/gcc_implicit.c b/src/core/gcc_implicit.c new file mode 100644 index 00000000..8f217b6d --- /dev/null +++ b/src/core/gcc_implicit.c @@ -0,0 +1,20 @@ +/** @file + * + * gcc implicit functions + * + * gcc sometimes likes to insert implicit calls to memcpy(). + * Unfortunately, there doesn't seem to be any way to prevent it from + * doing this, or to force it to use the optimised memcpy() as seen by + * C code; it insists on inserting a symbol reference to "memcpy". We + * therefore include wrapper functions just to keep gcc happy. + * + */ + +#include + +void * gcc_implicit_memcpy ( void *dest, const void *src, + size_t len ) asm ( "memcpy" ); + +void * gcc_implicit_memcpy ( void *dest, const void *src, size_t len ) { + return memcpy ( dest, src, len ); +}