[Buildroot] [git commit] liquid-dsp: wrapping isnan in T_ABS to help compilation w/ certain gcc
Thomas Petazzoni
thomas.petazzoni at free-electrons.com
Mon May 23 10:57:27 UTC 2016
commit: https://git.buildroot.net/buildroot/commit/?id=917fa2ca2301a757a906959f0b3bc9f8a9225022
branch: https://git.buildroot.net/buildroot/commit/?id=refs/heads/master
Backporting an upstreamed patch in order to fix a build failure like
this one:
In file included from src/math/src/polyc.c:43:0:
src/math/src/poly.findroots.c: In function
'polyc_findroots_bairstow_recursion':
src/math/src/poly.findroots.c:305:9: error: non-floating-point argument
in call to function '__builtin_isnan'
if (isnan(du) || isnan(dv)) {
Upstream commit URL:
https://github.com/jgaeddert/liquid-dsp/commit/3055eb3da9d0a202c1a975f7db0c8370a09a30bc
Fixes:
http://autobuild.buildroot.net/results/01d/01d7d4f34b256bcdf30b16180c015f146bd50e63/
Signed-off-by: Vicente Olivert Riera <Vincent.Riera at imgtec.com>
[Thomas: tweak patch format.]
Signed-off-by: Thomas Petazzoni <thomas.petazzoni at free-electrons.com>
---
...rapping-isnan-in-T_ABS-to-help-compilatio.patch | 39 ++++++++++++++++++++++
1 file changed, 39 insertions(+)
diff --git a/package/liquid-dsp/0002-math-poly-wrapping-isnan-in-T_ABS-to-help-compilatio.patch b/package/liquid-dsp/0002-math-poly-wrapping-isnan-in-T_ABS-to-help-compilatio.patch
new file mode 100644
index 0000000..f8dd602
--- /dev/null
+++ b/package/liquid-dsp/0002-math-poly-wrapping-isnan-in-T_ABS-to-help-compilatio.patch
@@ -0,0 +1,39 @@
+From 3055eb3da9d0a202c1a975f7db0c8370a09a30bc Mon Sep 17 00:00:00 2001
+From: "Joseph D. Gaeddert" <joseph at liquidsdr.org>
+Date: Thu, 25 Feb 2016 17:47:07 -0500
+Subject: [PATCH] math/poly: wrapping isnan in T_ABS to help compilation w/
+ certain gcc versions
+
+This is an upstreamed patch backported from here:
+
+https://github.com/jgaeddert/liquid-dsp/commit/3055eb3da9d0a202c1a975f7db0c8370a09a30bc
+
+It fixes the following error:
+
+src/math/src/poly.findroots.c: In function
+'polyc_findroots_bairstow_recursion':
+src/math/src/poly.findroots.c:305:9: error: non-floating-point argument
+in call to function '__builtin_isnan'
+ if (isnan(du) || isnan(dv)) {
+
+Signed-off-by: Vicente Olivert Riera <Vincent.Riera at imgtec.com>
+---
+ src/math/src/poly.findroots.c | 2 +-
+ 1 file changed, 1 insertion(+), 1 deletion(-)
+
+diff --git a/src/math/src/poly.findroots.c b/src/math/src/poly.findroots.c
+index 21b5756..e000ee8 100644
+--- a/src/math/src/poly.findroots.c
++++ b/src/math/src/poly.findroots.c
+@@ -302,7 +302,7 @@ void POLY(_findroots_bairstow_recursion)(T * _p,
+ #endif
+
+ // adjust u, v
+- if (isnan(du) || isnan(dv)) {
++ if (isnan(T_ABS(du)) || isnan(T_ABS(dv))) {
+ u *= 0.5f;
+ v *= 0.5f;
+ } else {
+--
+2.7.3
+
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