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-rw-r--r--gcc/rtl.h4
1 files changed, 2 insertions, 2 deletions
diff --git a/gcc/rtl.h b/gcc/rtl.h
index 4ee188c..236c8a1 100644
--- a/gcc/rtl.h
+++ b/gcc/rtl.h
@@ -1331,8 +1331,8 @@ do { \
#define SYMBOL_FLAG_MACH_DEP_SHIFT 9
#define SYMBOL_FLAG_MACH_DEP (1 << SYMBOL_FLAG_MACH_DEP_SHIFT)
-/* The block to which the given SYMBOL_REF belongs. Only valid if
- SYMBOL_REF_IN_BLOCK_P (RTX). */
+/* The block to which the given SYMBOL_REF belongs, or NULL if none.
+ Only valid if SYMBOL_REF_IN_BLOCK_P (RTX). */
#define SYMBOL_REF_BLOCK(RTX) (BLOCK_SYMBOL_CHECK (RTX)->block)
/* The byte offset of the given SYMBOL_REF from the start of its block,