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 97ec38b23c6502d9123ee51d8e96ce608b2893cb..06728def416e481ff1eada2661300c4245b49bb8 100644 (file)
--- 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 542bb622a365cc40c561f1f4bc2d89f2fed1cdce..a60beb8f1642bd9b00c36dd350fb5ca878465edf 100644 (file)
--- 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