Path: utzoo!utgpu!jarvis.csri.toronto.edu!rutgers!tut.cis.ohio-state.edu!ORC.OLIVETTI.COM!lance From: lance@ORC.OLIVETTI.COM Newsgroups: gnu.gcc.bug Subject: 1.36/i386 chokes on 0x80000000? Message-ID: <8909281700.AA10837@Ricerca> Date: 28 Sep 89 17:00:15 GMT Sender: daemon@tut.cis.ohio-state.edu Distribution: gnu Organization: GNUs Not Usenet Lines: 38 This is encountered on a 386 running Mach with CMU's modified 4.3BSD libc.a. We use a slightly modified tm-i386v.h. main() { unsigned loser1 = 0x80000001; unsigned loser2 = 0x80000000; unsigned loser3 = 0x7fffffff; } /usr/local/src/gcc-1.36/cc1 -quiet -version lose.c GNU C version 1.36 (80386, ATT syntax) compiled by GNU C version 1.36. default target switches: -m80387 cat lose.s .file "lose.c" gcc_compiled.: .text .align 4 .globl main main: pushl %ebp movl %esp,%ebp subl $12,%esp movl $-2147483647,-4(%ebp) movl $--./,),(-*,(,-8(%ebp) <--- Chunder! movl $2147483647,-12(%ebp) .L1: leave ret Is this a hallucination? Lance Berc lance@orc.olivetti.com