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Fix compilation on GCC 4.6

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The compiler flag `-fcf-protection` is only available since GCC 8.1.

Closes #892
This commit is contained in:
Steffen Olszewski 2023-11-21 19:57:37 +01:00
parent c1d37c189e
commit 315d5ae498
1 changed files with 1 additions and 1 deletions
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cmake/compiler-flags.cmake
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@ -256,7 +256,7 @@ if (CMAKE_CXX_COMPILER_ID MATCHES GNU)
# -fcf-protection is supported only on x86 GNU/Linux per this gcc doc:
# https://gcc.gnu.org/onlinedocs/gcc/Instrumentation-Options.html#index-fcf-protection
if ((CMAKE_SYSTEM_NAME STREQUAL "Linux") AND (CMAKE_SYSTEM_PROCESSOR MATCHES "(x86)|(X86)"))
add_compiler_flags(4.6 "-fcf-protection")
add_compiler_flags(8.1 "-fcf-protection")
endif ()
add_compiler_flags(4.6 "-pipe")
add_compiler_flags(4.6 "-Werror=format-security")