diff options
author | John Carr <jfc@mit.edu> | 1998-06-05 06:06:22 +0000 |
---|---|---|
committer | John Carr <jfc@gcc.gnu.org> | 1998-06-05 06:06:22 +0000 |
commit | 74186471a00b676f632d885f3edad99eecb1b2e8 (patch) | |
tree | 60884d84a5a24a53bf0309f94852414f16ee1437 | |
parent | 989f090c07b76953a33485bf2e35cdee3c774d5d (diff) | |
download | gcc-74186471a00b676f632d885f3edad99eecb1b2e8.zip gcc-74186471a00b676f632d885f3edad99eecb1b2e8.tar.gz gcc-74186471a00b676f632d885f3edad99eecb1b2e8.tar.bz2 |
* alias.c (find_base_value): Avoid reading past end of reg_base_value.
From-SVN: r20240
-rw-r--r-- | gcc/ChangeLog | 4 | ||||
-rw-r--r-- | gcc/alias.c | 1 |
2 files changed, 5 insertions, 0 deletions
diff --git a/gcc/ChangeLog b/gcc/ChangeLog index 4cc3519..cf20fa3 100644 --- a/gcc/ChangeLog +++ b/gcc/ChangeLog @@ -1,3 +1,7 @@ +Fri Jun 5 09:03:22 1998 John Carr <jfc@mit.edu> + + * alias.c (find_base_value): Avoid reading past end of reg_base_value. + Fri Jun 5 03:05:34 1998 Richard Henderson <rth@cygnus.com> * alpha.md (insxh-1): New insxl pattern for combine. diff --git a/gcc/alias.c b/gcc/alias.c index 4e55cd4..8b99a0b 100644 --- a/gcc/alias.c +++ b/gcc/alias.c @@ -129,6 +129,7 @@ find_base_value (src) The test above is not sufficient because the scheduler may move a copy out of an arg reg past the NOTE_INSN_FUNCTION_BEGIN. */ if (REGNO (src) >= FIRST_PSEUDO_REGISTER + && REGNO (src) < reg_base_value_size && reg_base_value[REGNO (src)]) return reg_base_value[REGNO (src)]; |