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authorMike Gilbert <floppym@gentoo.org>2019-03-01 23:43:36 -0500
committerMike Gilbert <floppym@gentoo.org>2019-03-01 23:43:36 -0500
commit1488107891b5800d923f2cd45a3ceea693104052 (patch)
tree48c14f8add7c36d8a75a8aeb7d13126021329942 /dev-qt
parentnet-analyzer/nagios-core: remove a now-unused patch. (diff)
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dev-qt/qtgui: fix build with CXXFLAGS="-march=native"
Bug: https://bugs.gentoo.org/672946 Package-Manager: Portage-2.3.59_p2, Repoman-2.3.12_p67 Signed-off-by: Mike Gilbert <floppym@gentoo.org>
Diffstat (limited to 'dev-qt')
-rw-r--r--dev-qt/qtgui/files/qt-5.12-gcc-avx2.patch29
-rw-r--r--dev-qt/qtgui/qtgui-5.12.1.ebuild4
2 files changed, 33 insertions, 0 deletions
diff --git a/dev-qt/qtgui/files/qt-5.12-gcc-avx2.patch b/dev-qt/qtgui/files/qt-5.12-gcc-avx2.patch
new file mode 100644
index 000000000000..41814c061a46
--- /dev/null
+++ b/dev-qt/qtgui/files/qt-5.12-gcc-avx2.patch
@@ -0,0 +1,29 @@
+From 3f302cb16ebfefade17b3ea90c5ed258c9150f3a Mon Sep 17 00:00:00 2001
+From: Mike Gilbert <floppym@gentoo.org>
+Date: Fri, 1 Mar 2019 21:37:52 -0500
+Subject: [PATCH] gcc: pass -mavx2 instead of -march=core-avx2
+
+Resolves a build failure when QMAKE_CXXFLAGS contains -march=native
+and the compiler is running on a CPU which does not support AVX2.
+
+Bug: https://bugs.gentoo.org/672946
+---
+ mkspecs/common/gcc-base.conf | 2 +-
+ 1 file changed, 1 insertion(+), 1 deletion(-)
+
+diff --git a/mkspecs/common/gcc-base.conf b/mkspecs/common/gcc-base.conf
+index c2669e4833..44aa96af38 100644
+--- a/mkspecs/common/gcc-base.conf
++++ b/mkspecs/common/gcc-base.conf
+@@ -109,7 +109,7 @@ QMAKE_CFLAGS_MIPS_DSP += -mdsp
+ QMAKE_CFLAGS_MIPS_DSPR2 += -mdspr2
+
+ # -march=haswell is supported as of GCC 4.9 and Clang 3.6
+-QMAKE_CFLAGS_ARCH_HASWELL = -march=core-avx2
++QMAKE_CFLAGS_ARCH_HASWELL = -mavx2
+
+ # Wrapper tools that understand .o/.a files with GIMPLE instead of machine code
+ QMAKE_AR_LTCG = gcc-ar cqs
+--
+2.21.0.rc1
+
diff --git a/dev-qt/qtgui/qtgui-5.12.1.ebuild b/dev-qt/qtgui/qtgui-5.12.1.ebuild
index d0432526ea6a..99baac703ae4 100644
--- a/dev-qt/qtgui/qtgui-5.12.1.ebuild
+++ b/dev-qt/qtgui/qtgui-5.12.1.ebuild
@@ -122,6 +122,10 @@ QT5_GENTOO_PRIVATE_CONFIG=(
:gui
)
+PATCHES=(
+ "${FILESDIR}/qt-5.12-gcc-avx2.patch" # 672946
+)
+
src_prepare() {
# don't add -O3 to CXXFLAGS, bug 549140
sed -i -e '/CONFIG\s*+=/s/optimize_full//' src/gui/gui.pro || die