awk: improve nadling of negative numbers in bitwise ops;

 fix handling of octal costants. add test for it

function                                             old     new   delta
getvar_i_int                                           -      93     +93
my_strtod                                              -      84     +84
qrealloc                                              33      36      +3
getvar_i                                              99      95      -4
next_token                                           979     919     -60
evaluate                                            6359    5627    -732
------------------------------------------------------------------------------
(add/remove: 2/0 grow/shrink: 1/3 up/down: 180/-796)         Total: -616 bytes

1 files changed, 1 insertions, 0 deletions

diff --git a/testsuite/awk.tests b/testsuite/awk.tests
index b3c076e4b..aa386361f 100755
--- a/testsuite/awk.tests
+++ b/testsuite/awk.tests
@@ -20,6 +20,7 @@ testing "awk -F case 7" "awk -F '[#]' '{ print NF }'" "5\n" "" "z##abc##zz\n"
 testing "awk bitwise op"  "awk '{ print or(4294967295,1) }'" "4.29497e+09\n" "" "\n"
 testing "awk hex const 1" "awk '{ print or(0xffffffff,1) }'" "4.29497e+09\n" "" "\n"
 testing "awk hex const 2" "awk '{ print or(0x80000000,1) }'" "2.14748e+09\n" "" "\n"
+testing "awk oct const"   "awk '{ print or(01234,1) }'"      "669\n"         "" "\n"
 
 tar xjf awk_t1.tar.bz2
 testing "awk 'gcc build bug'" \