From 798d7d9d135a2e676a4180c579e3fcc99b50e471 Mon Sep 17 00:00:00 2001 From: Paul Brook Date: Sun, 18 Sep 2005 00:11:30 +0000 Subject: [PATCH] fpgnuib.c (__floatsidf): Don't rely on signed overflow. 2005-09-18 Paul Brook * config/m68k/fpgnuib.c (__floatsidf): Don't rely on signed overflow. From-SVN: r104383 --- gcc/ChangeLog | 4 ++++ gcc/config/m68k/fpgnulib.c | 2 +- 2 files changed, 5 insertions(+), 1 deletion(-) diff --git a/gcc/ChangeLog b/gcc/ChangeLog index 20db797d9e0..131c3b7934b 100644 --- a/gcc/ChangeLog +++ b/gcc/ChangeLog @@ -1,3 +1,7 @@ +2005-09-18 Paul Brook + + * config/m68k/fpgnuib.c (__floatsidf): Don't rely on signed overflow. + 2005-09-17 Richard Henderson * tree-pass.h, tree-flow.h, tree-ssa-dce.c: Revert last change. diff --git a/gcc/config/m68k/fpgnulib.c b/gcc/config/m68k/fpgnulib.c index 5368559d4dd..f63c2be9b51 100644 --- a/gcc/config/m68k/fpgnulib.c +++ b/gcc/config/m68k/fpgnulib.c @@ -121,7 +121,7 @@ __floatsidf (long a1) if (a1 < 0) { sign = SIGNBIT; - a1 = -a1; + a1 = (long)-(unsigned long)a1; if (a1 < 0) { dl.l.upper = SIGNBIT | ((32 + EXCESSD) << 20L); -- 2.30.2