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| author | Tor Egge <Tor.Egge@online.no> | 2022-10-22 16:18:29 +0200 |
|---|---|---|
| committer | Tor Egge <Tor.Egge@online.no> | 2022-10-22 16:18:29 +0200 |
| commit | 90273908a48447367ed5d2ea8e56e41dfefe64ab (patch) | |
| tree | 1999e050c31fac798d53deab4d696761e650ec14 /build_settings.cmake | |
| parent | 2069eae150e087ff297d3c2142a7eac7fbacb374 (diff) | |
Add cmake flags for testing compilation with lto and hardening.
Diffstat (limited to 'build_settings.cmake')
| -rw-r--r-- | build_settings.cmake | 12 |
1 files changed, 11 insertions, 1 deletions
diff --git a/build_settings.cmake b/build_settings.cmake index 0d5b51cc26f..819388a081a 100644 --- a/build_settings.cmake +++ b/build_settings.cmake @@ -26,7 +26,7 @@ set(AUTORUN_UNIT_TESTS FALSE CACHE BOOL "If TRUE, tests will be run immediately # Warnings set(C_WARN_OPTS "-Wuninitialized -Werror -Wall -W -Wchar-subscripts -Wcomment -Wformat -Wparentheses -Wreturn-type -Wswitch -Wtrigraphs -Wunused -Wshadow -Wpointer-arith -Wcast-qual -Wcast-align -Wwrite-strings") -if (VESPA_USE_SANITIZER) +if (VESPA_USE_SANITIZER OR VESPA_DISABLE_INLINE_WARNINGS) # Instrumenting code changes binary size, which triggers inlining warnings that # don't happen during normal, non-instrumented compilation. else() @@ -71,6 +71,11 @@ else() set(VESPA_XXHASH_DEFINE "-DXXH_INLINE_ALL") endif() +if(CMAKE_CXX_COMPILER_ID STREQUAL "GNU" AND VESPA_USE_LTO) + # Enable lto + set(CMAKE_C_FLAGS "${CMAKE_C_FLAGS} -flto=auto -ffat-lto-objects") +endif() + # C and C++ compiler flags set(CMAKE_C_FLAGS "${CMAKE_C_FLAGS} -g -O3 -fno-omit-frame-pointer ${C_WARN_OPTS} -fPIC ${VESPA_CXX_ABI_FLAGS} ${VESPA_XXHASH_DEFINE} -DBOOST_DISABLE_ASSERTS ${VESPA_CPU_ARCH_FLAGS} ${EXTRA_C_FLAGS}") # AddressSanitizer/ThreadSanitizer work for both GCC and Clang @@ -93,6 +98,11 @@ if(CMAKE_HOST_SYSTEM_NAME STREQUAL "Darwin") endif() endif() +# Hardening +if(CMAKE_CXX_COMPILER_ID STREQUAL "GNU" AND VESPA_USE_HARDENING) + set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -Wp,-D_FORTIFY_SOURCE=2 -Wp,-D_GLIBCXX_ASSERTIONS -fstack-protector-strong -fasynchronous-unwind-tables -fstack-clash-protection -fcf-protection") +endif() + # Linker flags if(CMAKE_HOST_SYSTEM_NAME STREQUAL "Darwin") if ("${CMAKE_CXX_COMPILER_ID}" STREQUAL "Clang" OR "${CMAKE_CXX_COMPILER_ID}" STREQUAL "AppleClang") |