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-rw-r--r--build_settings.cmake2
1 files changed, 1 insertions, 1 deletions
diff --git a/build_settings.cmake b/build_settings.cmake
index e7f7c934922..2edf48103cf 100644
--- a/build_settings.cmake
+++ b/build_settings.cmake
@@ -60,7 +60,7 @@ else()
endif()
# C and C++ compiler flags
-set(CMAKE_C_FLAGS "${CMAKE_C_FLAGS} -g -O0 -fno-omit-frame-pointer ${C_WARN_OPTS} -fPIC ${VESPA_CXX_ABI_FLAGS} -DXXH_INLINE_ALL -DBOOST_DISABLE_ASSERTS ${VESPA_CPU_ARCH_FLAGS} ${EXTRA_C_FLAGS}")
+set(CMAKE_C_FLAGS "${CMAKE_C_FLAGS} -g -O3 -fno-omit-frame-pointer ${C_WARN_OPTS} -fPIC ${VESPA_CXX_ABI_FLAGS} -DXXH_INLINE_ALL -DBOOST_DISABLE_ASSERTS ${VESPA_CPU_ARCH_FLAGS} ${EXTRA_C_FLAGS}")
# AddressSanitizer/ThreadSanitizer work for both GCC and Clang
if (VESPA_USE_SANITIZER)
set(CMAKE_C_FLAGS "${CMAKE_C_FLAGS} -fsanitize=${VESPA_USE_SANITIZER}")