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-rw-r--r--gcc/ChangeLog8
-rw-r--r--gcc/expmed.c2
2 files changed, 10 insertions, 0 deletions
diff --git a/gcc/ChangeLog b/gcc/ChangeLog
index 156fd0270e1..5aaa6339760 100644
--- a/gcc/ChangeLog
+++ b/gcc/ChangeLog
@@ -1,3 +1,11 @@
+2003-10-26 Graham Stott <graham.stott@btinternet.com>
+
+ Fix bootstrap failure.
+ * expmed.c (store_bit_field): Don't compare bitsize against
+ modes with zero bit-size.
+
+ (extract_bit_field): Likewise
+
2003-10-25 Jan Hubicka <jh@suse.cz>
* dwarf2out.c (dw_cfi_oprnd_struct): Offset is HOST_WIDE_INT.
diff --git a/gcc/expmed.c b/gcc/expmed.c
index da631c940d8..cb30ff35db6 100644
--- a/gcc/expmed.c
+++ b/gcc/expmed.c
@@ -335,6 +335,7 @@ store_bit_field (rtx str_rtx, unsigned HOST_WIDE_INT bitsize,
+ (offset * UNITS_PER_WORD);
if (bitpos == 0
+ && GET_MODE_BITSIZE (fieldmode) != 0
&& bitsize >= GET_MODE_BITSIZE (fieldmode)
&& (GET_CODE (op0) != MEM
? ((GET_MODE_SIZE (fieldmode) >= UNITS_PER_WORD
@@ -1032,6 +1033,7 @@ extract_bit_field (rtx str_rtx, unsigned HOST_WIDE_INT bitsize,
if (GET_CODE (op0) == REG
&& mode == GET_MODE (op0)
&& bitnum == 0
+ && GET_MODE_BITSIZE (GET_MODE (op0)) != 0
&& bitsize >= GET_MODE_BITSIZE (GET_MODE (op0)))
{
/* We're trying to extract a full register from itself.