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Added LTO and -Ofast.

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Signed-off-by: Viktor Govako <viktor.govako@gmail.com>
This commit is contained in:
vng
2021-09-04 23:51:50 +02:00
committed by zyphlar
parent 032183414b
commit 794f0f01aa
2 changed files with 32 additions and 2 deletions
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24
CMakeLists.txt
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@@ -94,6 +94,11 @@ if (PLATFORM_WIN)
) )
endif() endif()
# Try fast native arch.
if (PLATFORM_LINUX)
add_compile_options(-march=native)
endif()
# Built-in CMake configurations: Debug, Release, RelWithDebInfo, MinSizeRel # Built-in CMake configurations: Debug, Release, RelWithDebInfo, MinSizeRel
if (${CMAKE_BUILD_TYPE} STREQUAL "Debug") if (${CMAKE_BUILD_TYPE} STREQUAL "Debug")
add_definitions(-DDEBUG) add_definitions(-DDEBUG)
@@ -103,12 +108,29 @@ if (${CMAKE_BUILD_TYPE} STREQUAL "Debug")
elseif (${CMAKE_BUILD_TYPE} MATCHES "Rel") elseif (${CMAKE_BUILD_TYPE} MATCHES "Rel")
add_definitions(-DRELEASE) add_definitions(-DRELEASE)
if (NOT MSVC) if (NOT MSVC)
add_compile_options(-Ofast) # Also enables -ffast-math add_compile_options(-Ofast $<$<CXX_COMPILER_ID:GNU>:-flto=auto>) # Also enables -ffast-math
endif() endif()
else() else()
message(FATAL_ERROR "Unknown build type: " ${CMAKE_BUILD_TYPE}) message(FATAL_ERROR "Unknown build type: " ${CMAKE_BUILD_TYPE})
endif() endif()
if (${CMAKE_BUILD_TYPE} STREQUAL "RelWithDebInfo")
add_compile_options(-fno-omit-frame-pointer)
endif()
# Linux GCC LTO plugin fix.
if (PLATFORM_LINUX AND (CMAKE_CXX_COMPILER_ID STREQUAL "GNU") AND (CMAKE_BUILD_TYPE MATCHES "^Rel"))
# To force errors if LTO was not enabled.
add_compile_options(-fno-fat-lto-objects)
# To fix ar and ranlib "plugin needed to handle lto object".
string(REGEX MATCH "[0-9]+" GCC_MAJOR_VERSION ${CMAKE_CXX_COMPILER_VERSION})
file(GLOB_RECURSE plugin /usr/lib/gcc/*/${GCC_MAJOR_VERSION}/liblto_plugin.so)
set(CMAKE_C_ARCHIVE_CREATE "<CMAKE_AR> --plugin ${plugin} qcs <TARGET> <OBJECTS>")
set(CMAKE_C_ARCHIVE_FINISH "<CMAKE_RANLIB> --plugin ${plugin} <TARGET>")
set(CMAKE_CXX_ARCHIVE_CREATE "<CMAKE_AR> --plugin ${plugin} qcs <TARGET> <OBJECTS>")
set(CMAKE_CXX_ARCHIVE_FINISH "<CMAKE_RANLIB> --plugin ${plugin} <TARGET>")
endif()
message(STATUS "Build type: " ${CMAKE_BUILD_TYPE}) message(STATUS "Build type: " ${CMAKE_BUILD_TYPE})
if (PLATFORM_LINUX OR PLATFORM_ANDROID) if (PLATFORM_LINUX OR PLATFORM_ANDROID)

10
geometry/geometry_tests/robust_test.cpp
View File

@@ -62,8 +62,12 @@ UNIT_TEST(Segment_Smoke)
TEST(!OnSegment(P(10 + eps, 10), ps), ()); TEST(!OnSegment(P(10 + eps, 10), ps), ());
TEST(!OnSegment(P(0, 0), ps), ()); TEST(!OnSegment(P(0, 0), ps), ());
} }
}
// Paranoid tests. // This paranoid test doesn' work with Release optimizations (LTO?).
#ifndef NDEBUG
UNIT_TEST(Segment_Paranoid)
{
{ {
P ps[] = {{0, 0}, {1e100, 1e100}}; P ps[] = {{0, 0}, {1e100, 1e100}};
TEST(OnSegment(ps[0], ps), ()); TEST(OnSegment(ps[0], ps), ());
@@ -94,6 +98,7 @@ UNIT_TEST(Segment_Smoke)
TEST(!OnSegment(P(1e-16, 2.0 * 1e-16), ps), ()); TEST(!OnSegment(P(1e-16, 2.0 * 1e-16), ps), ());
} }
} }
#endif
UNIT_TEST(Triangle_Smoke) UNIT_TEST(Triangle_Smoke)
{ {
@@ -129,6 +134,8 @@ UNIT_TEST(Triangle_PointInsideSegment)
TEST(!InsideTriangle(P(eps, eps), ps), ()); TEST(!InsideTriangle(P(eps, eps), ps), ());
} }
// This paranoid test doesn' work with Release optimizations (LTO?).
#ifndef NDEBUG
UNIT_TEST(Triangle_PointInsidePoint) UNIT_TEST(Triangle_PointInsidePoint)
{ {
double constexpr eps = 1.0E-10; double constexpr eps = 1.0E-10;
@@ -147,6 +154,7 @@ UNIT_TEST(Triangle_PointInsidePoint)
TEST(!InsideTriangle(P(eps, eps), ps), ()); TEST(!InsideTriangle(P(eps, eps), ps), ());
#endif #endif
} }
#endif
UNIT_TEST(PolygonSelfIntersections_IntersectSmoke) UNIT_TEST(PolygonSelfIntersections_IntersectSmoke)
{ {