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* [Buildroot] [PATCH 1/1] package/opencv3: fix build with gcc 10
@ 2020-08-18 18:36 Fabrice Fontaine
  2020-08-18 20:19 ` Yann E. MORIN
  0 siblings, 1 reply; 2+ messages in thread
From: Fabrice Fontaine @ 2020-08-18 18:36 UTC (permalink / raw)
  To: buildroot

Fixes:
 - http://autobuild.buildroot.org/results/e87b566f9c7d4ebebe57313fca4751939c197c88

Signed-off-by: Fabrice Fontaine <fontaine.fabrice@gmail.com>
---
 ...th-with-ipa-cp-unit-growth-on-gcc-10.patch | 53 +++++++++++++++++++
 1 file changed, 53 insertions(+)
 create mode 100644 package/opencv3/0002-carotene-Replace-ipcp-unit-growth-with-ipa-cp-unit-growth-on-gcc-10.patch

diff --git a/package/opencv3/0002-carotene-Replace-ipcp-unit-growth-with-ipa-cp-unit-growth-on-gcc-10.patch b/package/opencv3/0002-carotene-Replace-ipcp-unit-growth-with-ipa-cp-unit-growth-on-gcc-10.patch
new file mode 100644
index 0000000000..321c2e51f9
--- /dev/null
+++ b/package/opencv3/0002-carotene-Replace-ipcp-unit-growth-with-ipa-cp-unit-growth-on-gcc-10.patch
@@ -0,0 +1,53 @@
+From 2bd94884752b9840d434f80b1c4b83176f7063e3 Mon Sep 17 00:00:00 2001
+From: Khem Raj <raj.khem@gmail.com>
+Date: Thu, 16 Jan 2020 08:52:00 -0800
+Subject: [PATCH] carotene: Replace ipcp-unit-growth with ipa-cp-unit-growth on
+ gcc >= 10
+
+gcc 10+ has renamed this option, therefore check for gcc version before
+deciding which name to use for opt parameter
+
+Signed-off-by: Khem Raj <raj.khem@gmail.com>
+[Retrieved from:
+https://github.com/opencv/opencv/commit/2bd94884752b9840d434f80b1c4b83176f7063e3]
+Signed-off-by: Fabrice Fontaine <fontaine.fabrice@gmail.com>
+---
+ 3rdparty/carotene/CMakeLists.txt     | 7 +++++--
+ 3rdparty/carotene/hal/CMakeLists.txt | 6 +++++-
+ 2 files changed, 10 insertions(+), 3 deletions(-)
+
+diff --git a/3rdparty/carotene/CMakeLists.txt b/3rdparty/carotene/CMakeLists.txt
+index bfa9368d79d..528fcf62e15 100644
+--- a/3rdparty/carotene/CMakeLists.txt
++++ b/3rdparty/carotene/CMakeLists.txt
+@@ -20,8 +20,11 @@ if(CMAKE_COMPILER_IS_GNUCC)
+     # - matchTemplate about 5-10%
+     # - goodFeaturesToTrack 10-20%
+     # - cornerHarris 30% for some cases
+-
+-    set_source_files_properties(${carotene_sources} COMPILE_FLAGS "--param ipcp-unit-growth=100000 --param inline-unit-growth=100000 --param large-stack-frame-growth=5000")
++    if(CMAKE_CXX_COMPILER_VERSION VERSION_LESS "10.0.0")
++        set_source_files_properties(${carotene_sources} COMPILE_FLAGS "--param ipcp-unit-growth=100000 --param inline-unit-growth=100000 --param large-stack-frame-growth=5000")
++    else()
++        set_source_files_properties(${carotene_sources} COMPILE_FLAGS "--param ipa-cp-unit-growth=100000 --param inline-unit-growth=100000 --param large-stack-frame-growth=5000")
++    endif()
+ endif()
+ 
+ add_library(carotene_objs OBJECT
+diff --git a/3rdparty/carotene/hal/CMakeLists.txt b/3rdparty/carotene/hal/CMakeLists.txt
+index 819954de137..b94d8511e8a 100644
+--- a/3rdparty/carotene/hal/CMakeLists.txt
++++ b/3rdparty/carotene/hal/CMakeLists.txt
+@@ -88,7 +88,11 @@ set_property(DIRECTORY APPEND PROPERTY COMPILE_DEFINITIONS ${carotene_defs})
+     #   matchTemplate about 5-10%
+     #   goodFeaturesToTrack 10-20%
+     #   cornerHarris 30% for some cases
+-    set_source_files_properties(impl.cpp $<TARGET_OBJECTS:carotene_objs> COMPILE_FLAGS "--param ipcp-unit-growth=100000 --param inline-unit-growth=100000 --param large-stack-frame-growth=5000")
++    if(CMAKE_CXX_COMPILER_VERSION VERSION_LESS "10.0.0")
++      set_source_files_properties(impl.cpp $<TARGET_OBJECTS:carotene_objs> COMPILE_FLAGS "--param ipcp-unit-growth=100000 --param inline-unit-growth=100000 --param large-stack-frame-growth=5000")
++    else()
++      set_source_files_properties(impl.cpp $<TARGET_OBJECTS:carotene_objs> COMPILE_FLAGS "--param ipa-cp-unit-growth=100000 --param inline-unit-growth=100000 --param large-stack-frame-growth=5000")
++    endif()
+ #    set_source_files_properties(impl.cpp $<TARGET_OBJECTS:carotene_objs> COMPILE_FLAGS "--param ipcp-unit-growth=100000 --param inline-unit-growth=100000 --param large-stack-frame-growth=5000")
+   endif()
+ 
-- 
2.27.0

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