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Re: [PATCH] Fix undefined behaviour in arc port
- From: Andreas Schwab <schwab at linux-m68k dot org>
- To: Jeff Law <law at redhat dot com>
- Cc: "gcc-patches\ at gcc dot gnu dot org \>\> gcc-patches" <gcc-patches at gcc dot gnu dot org>
- Date: Sat, 26 Sep 2015 11:06:22 +0200
- Subject: Re: [PATCH] Fix undefined behaviour in arc port
- Authentication-results: sourceware.org; auth=none
- References: <56064DD2 dot 4020101 at redhat dot com>
Jeff Law <law@redhat.com> writes:
> @@ -195,7 +195,7 @@
> "@internal
> Unconditional two-address add / sub constant"
> (and (match_code "const_int")
> - (match_test "ival == -1 << 31
> + (match_test "ival == HOST_WIDE_INT (HOST_WIDE_INT_M1U << 31)
Syntax error?
Andreas.
--
Andreas Schwab, schwab@linux-m68k.org
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