From 917fa2ca2301a757a906959f0b3bc9f8a9225022 Mon Sep 17 00:00:00 2001 From: Vicente Olivert Riera Date: Mon, 23 May 2016 11:43:38 +0100 Subject: [PATCH] liquid-dsp: wrapping isnan in T_ABS to help compilation w/ certain gcc 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 [Thomas: tweak patch format.] Signed-off-by: Thomas Petazzoni --- ...ng-isnan-in-T_ABS-to-help-compilatio.patch | 39 +++++++++++++++++++ 1 file changed, 39 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 0000000000..f8dd602ba3 --- /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" +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 +--- + 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 +