From: Øyvind Kolås <pippin@gimp.org>
Date: Fri, 8 Nov 2019 18:07:47 +0000 (+0100)
Subject: build: opt out of unsafe math optimizations in reference and base
X-Git-Tag: archive/raspbian/1%0.1.106-3+rpi1^2~15^2~10^2~7
X-Git-Url: https://dgit.raspbian.org/?a=commitdiff_plain;h=84128d538aa4f189c31d296d04084762ce062107;p=babl.git

build: opt out of unsafe math optimizations in reference and base

This makes the reference code paths used for verifying conversions in
extensions not involve for instance fast reciprocal approximations, see issue
 #49. The extensions are still compiled with full optimizations.
---

diff --git a/babl/base/meson.build b/babl/base/meson.build
index 97ec38b..06728de 100644
--- a/babl/base/meson.build
+++ b/babl/base/meson.build
@@ -16,6 +16,12 @@ babl_base_sources = [
   'type-u8.c',
 ]
 
+babl_base_c_args = [
+  sse2_cflags,
+  '-DLIBDIR="@0@"'.format(babl_libdir),
+  '-fno-unsafe-math-optimizations'
+]
+
 babl_base = static_library('babl_base',
   babl_base_sources,
   include_directories: [ rootInclude, bablInclude, ],
diff --git a/babl/meson.build b/babl/meson.build
index 542bb62..a60beb8 100644
--- a/babl/meson.build
+++ b/babl/meson.build
@@ -27,6 +27,7 @@ version_script_target = custom_target(version_script,
 babl_c_args = [
   sse2_cflags,
   '-DLIBDIR="@0@"'.format(babl_libdir),
+  '-fno-unsafe-math-optimizations'
 ]
 
 # Linker arguments