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-rw-r--r--meta/packages/gcc/gcc-4.3.1/debian/alpha-ieee.dpatch57
1 files changed, 57 insertions, 0 deletions
diff --git a/meta/packages/gcc/gcc-4.3.1/debian/alpha-ieee.dpatch b/meta/packages/gcc/gcc-4.3.1/debian/alpha-ieee.dpatch
new file mode 100644
index 0000000000..4070b1a39e
--- /dev/null
+++ b/meta/packages/gcc/gcc-4.3.1/debian/alpha-ieee.dpatch
@@ -0,0 +1,57 @@
1#! /bin/sh -e
2
3# DP: #212912
4# DP: on alpha-linux, make -mieee default and add -mieee-disable switch
5# DP: to turn default off
6
7dir=
8if [ $# -eq 3 -a "$2" = '-d' ]; then
9 pdir="-d $3"
10 dir="$3/"
11elif [ $# -ne 1 ]; then
12 echo >&2 "`basename $0`: script expects -patch|-unpatch as argument"
13 exit 1
14fi
15case "$1" in
16 -patch)
17 patch $pdir -f --no-backup-if-mismatch -p1 < $0
18 ;;
19 -unpatch)
20 patch $pdir -f --no-backup-if-mismatch -R -p1 < $0
21 ;;
22 *)
23 echo >&2 "`basename $0`: script expects -patch|-unpatch as argument"
24 exit 1
25esac
26exit 0
27
28
29--- src/gcc/config/alpha/alpha.c~ 2005-06-04 21:25:45.000000000 +0200
30+++ src/gcc/config/alpha/alpha.c 2005-09-30 22:21:33.251175568 +0200
31@@ -248,6 +248,10 @@
32 { 0, 0, 0 }
33 };
34
35+ /* If not -ffinite-math-only, enable -mieee*/
36+ if (!flag_finite_math_only)
37+ target_flags |= MASK_IEEE|MASK_IEEE_CONFORMANT;
38+
39 /* Unicos/Mk doesn't have shared libraries. */
40 if (TARGET_ABI_UNICOSMK && flag_pic)
41 {
42#--- src/gcc/doc/invoke.texi~ 2005-09-29 20:00:57.638380128 +0200
43#+++ src/gcc/doc/invoke.texi 2005-09-30 22:23:22.922502992 +0200
44#@@ -7670,6 +7670,13 @@
45# values such as not-a-number and plus/minus infinity. Other Alpha
46# compilers call this option @option{-ieee_with_no_inexact}.
47#
48#+DEBIAN SPECIFIC: This option is on by default, unless
49#+@option{-ffinite-math-only} (which is part of the @option{-ffast-math}
50#+set) is specified, because the software functions in the GNU libc math
51#+libraries generate denormalized numbers, NaNs, and infs (all of which
52#+will cause a programs to SIGFPE when it attempts to use the results without
53#+@option{-mieee}).
54#+
55# @item -mieee-with-inexact
56# @opindex mieee-with-inexact
57# This is like @option{-mieee} except the generated code also maintains