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authorIan Lance Taylor <ian@airs.com>1999-09-12 02:55:58 +0000
committerIan Lance Taylor <ian@airs.com>1999-09-12 02:55:58 +0000
commit1c4d6b4ec4ccf17ee26da348bf786204ed913ef8 (patch)
tree89925d039a85f80dfce748111f9984c48e5df692 /gas
parentb79a977e5e8a3400fa03dbf559e6b65a9068fea4 (diff)
downloadbinutils-redhat-1c4d6b4ec4ccf17ee26da348bf786204ed913ef8.tar.gz
1999-09-11 Donn Terry <donn@interix.com>
* config/obj-coff.c (obj_coff_endef): Don't merge labels, or symbols which do not have a constant value, or tags with non-tags. Remove the symbol from the list before adding it at the end.
Diffstat (limited to 'gas')
-rw-r--r--gas/ChangeLog5
-rw-r--r--gas/config/obj-coff.c19
2 files changed, 20 insertions, 4 deletions
diff --git a/gas/ChangeLog b/gas/ChangeLog
index a2515b3a2b..a0b15a644c 100644
--- a/gas/ChangeLog
+++ b/gas/ChangeLog
@@ -5,6 +5,11 @@
1999-09-11 Donn Terry <donn@interix.com>
+ * config/obj-coff.c (obj_coff_endef): Don't merge labels, or
+ symbols which do not have a constant value, or tags with
+ non-tags. Remove the symbol from the list before adding it at the
+ end.
+
* config/obj-coff.c (obj_coff_endef) [BFD_ASSEMBLER]: Handle .ef
C_FCN symbol differently if TE_PE.
(obj_coff_line) [BFD_ASSEMBLER]: Always use the line number which
diff --git a/gas/config/obj-coff.c b/gas/config/obj-coff.c
index 6be91336b1..4207ea0fa2 100644
--- a/gas/config/obj-coff.c
+++ b/gas/config/obj-coff.c
@@ -727,7 +727,10 @@ obj_coff_endef (ignore)
/* Now that we have built a debug symbol, try to find if we should
merge with an existing symbol or not. If a symbol is C_EFCN or
- SEG_ABSOLUTE or untagged SEG_DEBUG it never merges. */
+ absolute_section or untagged SEG_DEBUG it never merges. We also
+ don't merge labels, which are in a different namespace, nor
+ symbols which have not yet been defined since they are typically
+ unique, nor do we merge tags with non-tags. */
/* Two cases for functions. Either debug followed by definition or
definition followed by debug. For definition first, we will
@@ -742,16 +745,24 @@ obj_coff_endef (ignore)
time. */
if (S_GET_STORAGE_CLASS (def_symbol_in_progress) == C_EFCN
+ || S_GET_STORAGE_CLASS (def_symbol_in_progress) == C_LABEL
|| (!strcmp (bfd_get_section_name (stdoutput,
S_GET_SEGMENT (def_symbol_in_progress)),
"*DEBUG*")
&& !SF_GET_TAG (def_symbol_in_progress))
|| S_GET_SEGMENT (def_symbol_in_progress) == absolute_section
- || (symbolP = symbol_find_base (S_GET_NAME (def_symbol_in_progress), DO_NOT_STRIP)) == NULL)
+ || ! symbol_constant_p (def_symbol_in_progress)
+ || (symbolP = symbol_find_base (S_GET_NAME (def_symbol_in_progress),
+ DO_NOT_STRIP)) == NULL
+ || SF_GET_TAG (def_symbol_in_progress) != SF_GET_TAG (symbolP))
{
+ /* If it already is at the end of the symbol list, do nothing */
if (def_symbol_in_progress != symbol_lastP)
- symbol_append (def_symbol_in_progress, symbol_lastP, &symbol_rootP,
- &symbol_lastP);
+ {
+ symbol_remove (def_symbol_in_progress, &symbol_rootP, &symbol_lastP);
+ symbol_append (def_symbol_in_progress, symbol_lastP, &symbol_rootP,
+ &symbol_lastP);
+ }
}
else
{