aboutsummaryrefslogtreecommitdiff
path: root/gas
diff options
context:
space:
mode:
authorIan Lance Taylor <ian@airs.com>1999-06-10 21:26:10 +0000
committerIan Lance Taylor <ian@airs.com>1999-06-10 21:26:10 +0000
commit9b4d630bb93fd309537c0decab6cd84d89760c03 (patch)
treecd9f3f3c91c962a88eb444ba69883e56d51c2c75 /gas
parent8ee99f93eb3fb17ce611b0c3b97f49007da12a1a (diff)
downloadgdb-9b4d630bb93fd309537c0decab6cd84d89760c03.zip
gdb-9b4d630bb93fd309537c0decab6cd84d89760c03.tar.gz
gdb-9b4d630bb93fd309537c0decab6cd84d89760c03.tar.bz2
* symbols.c (resolve_symbol_value): Don't permit subtraction of
undefined symbols.
Diffstat (limited to 'gas')
-rw-r--r--gas/ChangeLog5
-rw-r--r--gas/symbols.c7
2 files changed, 10 insertions, 2 deletions
diff --git a/gas/ChangeLog b/gas/ChangeLog
index f36693c..087bcf8 100644
--- a/gas/ChangeLog
+++ b/gas/ChangeLog
@@ -1,3 +1,8 @@
+1999-06-11 Ian Lance Taylor <ian@zembu.com>
+
+ * symbols.c (resolve_symbol_value): Don't permit subtraction of
+ undefined symbols.
+
1999-06-10 Jakub Jelinek <jj@ultra.linux.cz>
* config/tc-sparc.c (sparc_ip): Don't use side-effect expression
diff --git a/gas/symbols.c b/gas/symbols.c
index 71b8df6..d47371e 100644
--- a/gas/symbols.c
+++ b/gas/symbols.c
@@ -1040,8 +1040,11 @@ resolve_symbol_value (symp, finalize)
expressions, such as IEEE-695. */
/* Don't emit messages unless we're finalizing the symbol value,
otherwise we may get the same message multiple times. */
- if ((seg_left != absolute_section || seg_right != absolute_section)
- && (op != O_subtract || seg_left != seg_right)
+ if ((seg_left != absolute_section
+ || seg_right != absolute_section)
+ && (op != O_subtract
+ || seg_left != seg_right
+ || seg_left == undefined_section)
&& finalize)
{
char *file;