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author | rsandifo <rsandifo@138bc75d-0d04-0410-961f-82ee72b054a4> | 2014-05-02 15:35:33 +0000 |
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committer | rsandifo <rsandifo@138bc75d-0d04-0410-961f-82ee72b054a4> | 2014-05-02 15:35:33 +0000 |
commit | 2f40fa7eb018b9a2edff806bdfdca396c0795f1d (patch) | |
tree | 1e20604d7401139710c7f1d3907543c6e9bf0b3d | |
parent | 51590909f730ca7c7147aa6c3a7741a6f338d546 (diff) | |
download | gcc-2f40fa7eb018b9a2edff806bdfdca396c0795f1d.tar.gz |
gcc/
* hwint.h (zext_hwi): Fix signed overflow for prec == 63.
git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@210006 138bc75d-0d04-0410-961f-82ee72b054a4
-rw-r--r-- | gcc/ChangeLog | 4 | ||||
-rw-r--r-- | gcc/hwint.h | 2 |
2 files changed, 5 insertions, 1 deletions
diff --git a/gcc/ChangeLog b/gcc/ChangeLog index 69342ebbb91..738dee31511 100644 --- a/gcc/ChangeLog +++ b/gcc/ChangeLog @@ -1,3 +1,7 @@ +2014-05-02 Richard Sandiford <rsandifo@linux.vnet.ibm.com> + + * hwint.h (zext_hwi): Fix signed overflow for prec == 63. + 2014-05-02 Alan Lawrence <alan.lawrence@arm.com> * config/aarch64/aarch64.c (aarch64_expand_vec_perm_1): Tidy bit-flip diff --git a/gcc/hwint.h b/gcc/hwint.h index 229fb94b565..ac9c9a295b4 100644 --- a/gcc/hwint.h +++ b/gcc/hwint.h @@ -344,7 +344,7 @@ zext_hwi (unsigned HOST_WIDE_INT src, unsigned int prec) else { gcc_checking_assert (prec < HOST_BITS_PER_WIDE_INT); - return src & (((HOST_WIDE_INT) 1 << prec) - 1); + return src & (((unsigned HOST_WIDE_INT) 1 << prec) - 1); } } |