* [Buildroot] [PATCH] liquid-dsp: wrapping isnan in T_ABS to help compilation w/ certain gcc
@ 2016-05-23 10:43 Vicente Olivert Riera
2016-05-23 10:58 ` Thomas Petazzoni
0 siblings, 1 reply; 2+ messages in thread
From: Vicente Olivert Riera @ 2016-05-23 10:43 UTC (permalink / raw)
To: buildroot
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@imgtec.com>
---
...rapping-isnan-in-T_ABS-to-help-compilatio.patch | 42 ++++++++++++++++++++++
1 file changed, 42 insertions(+)
create mode 100644 package/liquid-dsp/0002-math-poly-wrapping-isnan-in-T_ABS-to-help-compilatio.patch
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..e65af33
--- /dev/null
+++ b/package/liquid-dsp/0002-math-poly-wrapping-isnan-in-T_ABS-to-help-compilatio.patch
@@ -0,0 +1,42 @@
+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 will fix 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@imgtec.com>
+
+From 3055eb3da9d0a202c1a975f7db0c8370a09a30bc Mon Sep 17 00:00:00 2001
+From: "Joseph D. Gaeddert" <joseph@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
+
+---
+ 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
+
--
2.7.3
^ permalink raw reply related [flat|nested] 2+ messages in thread
* [Buildroot] [PATCH] liquid-dsp: wrapping isnan in T_ABS to help compilation w/ certain gcc
2016-05-23 10:43 [Buildroot] [PATCH] liquid-dsp: wrapping isnan in T_ABS to help compilation w/ certain gcc Vicente Olivert Riera
@ 2016-05-23 10:58 ` Thomas Petazzoni
0 siblings, 0 replies; 2+ messages in thread
From: Thomas Petazzoni @ 2016-05-23 10:58 UTC (permalink / raw)
To: buildroot
Hello,
On Mon, 23 May 2016 11:43:38 +0100, Vicente Olivert Riera wrote:
> 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..e65af33
> --- /dev/null
> +++ b/package/liquid-dsp/0002-math-poly-wrapping-isnan-in-T_ABS-to-help-compilatio.patch
> @@ -0,0 +1,42 @@
> +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 will fix 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@imgtec.com>
This stuff should go....
> +
> +From 3055eb3da9d0a202c1a975f7db0c8370a09a30bc Mon Sep 17 00:00:00 2001
> +From: "Joseph D. Gaeddert" <joseph@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
> +
here.
I've fixed that up when applying. Thanks for investigating this issue
and providing a fix!
Thomas
--
Thomas Petazzoni, CTO, Free Electrons
Embedded Linux, Kernel and Android engineering
http://free-electrons.com
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2016-05-23 10:58 ` Thomas Petazzoni
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