Merge branch 'sverker/hipe-binmatch-heap-corrupt' into dev

* sverker/hipe-binmatch-heap-corrupt: Fix hipe bug in convert_matchstate, bignum-padding one word too long OTP-9182
erlang · Apr 1, 2011 · 745c4af · 745c4af
2 parents 5d3c006 + b715c07
commit 745c4af
Showing 1 changed file with 1 addition and 1 deletion.
diff --git a/lib/hipe/rtl/hipe_tagscheme.erl b/lib/hipe/rtl/hipe_tagscheme.erl
@@ -1045,7 +1045,7 @@ convert_matchstate(Ms) ->
    build_sub_binary(Ms, ByteSize, ByteOffset, BitSize, BitOffset, 
 		    hipe_rtl:mk_imm(0), Orig), 
    size_from_header(SizeInWords, Header),
-   hipe_rtl:mk_alu(Hole, SizeInWords, sub, hipe_rtl:mk_imm(?SUB_BIN_WORDSIZE-1)),
+   hipe_rtl:mk_alu(Hole, SizeInWords, sub, hipe_rtl:mk_imm(?SUB_BIN_WORDSIZE)),
    mk_var_header(BigIntHeader, Hole, ?TAG_HEADER_POS_BIG),
    hipe_rtl:mk_store(Ms, hipe_rtl:mk_imm(?SUB_BIN_WORDSIZE*WordSize-?TAG_PRIMARY_BOXED),
 		     BigIntHeader)].