diff options
Diffstat (limited to 'gcc/system.h')
| -rw-r--r-- | gcc/system.h | 10 |
1 files changed, 10 insertions, 0 deletions
diff --git a/gcc/system.h b/gcc/system.h index b87cf0d..a6bc930 100644 --- a/gcc/system.h +++ b/gcc/system.h @@ -873,4 +873,14 @@ extern void fancy_abort (const char *, int, const char *) ATTRIBUTE_NORETURN; #define VALGRIND_FREELIKE_BLOCK(x,y) #endif +/* In LTO -fwhole-program build we still want to keep the debug functions available + for debugger. Mark them as used to prevent removal. */ +#if (GCC_VERSION > 4000) +#define DEBUG_FUNCTION __attribute__ ((__used__)) +#define DEBUG_VARIABLE __attribute__ ((__used__)) +#else +#define DEBUG_FUNCTION +#define DEBUG_VARIABLE +#endif + #endif /* ! GCC_SYSTEM_H */ |