diff --git a/gcc/ChangeLog b/gcc/ChangeLog
index 47c8fb2c053..2131804b00d 100644
--- a/gcc/ChangeLog
+++ b/gcc/ChangeLog
@@ -1,3 +1,7 @@
+2004-08-13  Daniel Berlin  <dberlin@dberlin.org>
+
+	* Makefile.in (BOOT_CFLAGS): Remove accidental addition of -dU.
+
 2004-08-13  J"orn Rennecke <joern.rennecke@superh.com>
 
 	* sh.md (cbranch define_delay) Use cond_delay_slot for
diff --git a/gcc/Makefile.in b/gcc/Makefile.in
index e58a3a2141b..c3bbe3ce922 100644
--- a/gcc/Makefile.in
+++ b/gcc/Makefile.in
@@ -140,7 +140,7 @@ XCFLAGS =
 TCFLAGS =
 CFLAGS = -g
 STAGE1_CFLAGS = -g @stage1_cflags@
-BOOT_CFLAGS = -g -O2 -dU
+BOOT_CFLAGS = -g -O2
 
 # Flags to determine code coverage. When coverage is disabled, this will
 # contain the optimization flags, as you normally want code coverage