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authorrsandifo <rsandifo@138bc75d-0d04-0410-961f-82ee72b054a4>2004-02-11 08:06:00 +0000
committerrsandifo <rsandifo@138bc75d-0d04-0410-961f-82ee72b054a4>2004-02-11 08:06:00 +0000
commita030d4a84edb4d04c3b57d763b871e6cfb1a186f (patch)
treed1f60b73da8dde3f4fbac340dfb7ca77c8ac537b
parentceae3e6326b9ce5338e55bfbf702ed9a71604982 (diff)
downloadppe42-gcc-a030d4a84edb4d04c3b57d763b871e6cfb1a186f.tar.gz
ppe42-gcc-a030d4a84edb4d04c3b57d763b871e6cfb1a186f.zip
* emit-rtl.c (mark_label_nuses): Check that a LABEL_REF refers to
a label before updating its usage count. git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@77640 138bc75d-0d04-0410-961f-82ee72b054a4
-rw-r--r--gcc/ChangeLog5
-rw-r--r--gcc/emit-rtl.c2
2 files changed, 6 insertions, 1 deletions
diff --git a/gcc/ChangeLog b/gcc/ChangeLog
index 135952c12fb..6a6d6857dbe 100644
--- a/gcc/ChangeLog
+++ b/gcc/ChangeLog
@@ -1,3 +1,8 @@
+2004-02-11 Richard Sandiford <rsandifo@redhat.com>
+
+ * emit-rtl.c (mark_label_nuses): Check that a LABEL_REF refers to
+ a label before updating its usage count.
+
2004-02-10 Matt Kraai <kraai@alumni.cmu.edu>
* doc/install.texi: Remove extra cd.
diff --git a/gcc/emit-rtl.c b/gcc/emit-rtl.c
index 814e2bb5bcb..722d697f4c2 100644
--- a/gcc/emit-rtl.c
+++ b/gcc/emit-rtl.c
@@ -3133,7 +3133,7 @@ mark_label_nuses (rtx x)
const char *fmt;
code = GET_CODE (x);
- if (code == LABEL_REF)
+ if (code == LABEL_REF && LABEL_P (XEXP (x, 0)))
LABEL_NUSES (XEXP (x, 0))++;
fmt = GET_RTX_FORMAT (code);
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