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-rw-r--r--gcc/config/arm/bpabi.h16
1 files changed, 16 insertions, 0 deletions
diff --git a/gcc/config/arm/bpabi.h b/gcc/config/arm/bpabi.h
index 60d6e75b73a..e2be11446f8 100644
--- a/gcc/config/arm/bpabi.h
+++ b/gcc/config/arm/bpabi.h
@@ -84,3 +84,19 @@
#define DECLARE_LIBRARY_RENAMES RENAME_LIBRARY (floatdisf, l2f)
#endif
+/* The BPABI requires that we always use an out-of-line implementation
+ of RTTI comparison, even if the target supports weak symbols,
+ because the same object file might be used on a target that does
+ not support merging symbols across DLL boundaries. This macro is
+ broken out separately so that it can be used within
+ TARGET_OS_CPP_BUILTINS in configuration files for systems based on
+ the BPABI. */
+#define TARGET_BPABI_CPP_BUILTINS() \
+ do \
+ { \
+ builtin_define ("__GXX_MERGED_TYPEINFO_NAMES=0"); \
+ } \
+ while (false)
+
+#define TARGET_OS_CPP_BUILTINS() \
+ TARGET_BPABI_CPP_BUILTINS()