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authorAndreas Schneider <asn@cryptomilk.org>2018-08-31 14:18:02 +0200
committerAndreas Schneider <asn@cryptomilk.org>2018-08-31 14:18:34 +0200
commitfc212d73edb00bb174011b41502f32f436b7fae0 (patch)
tree5456ef7c9f507e8fef26649d38a2211035ac334f
parent2b05e46b62e911d937fedcd82abfa2cb2ead855b (diff)
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cmake: Use -fstack-protector-strong if possible
Signed-off-by: Andreas Schneider <asn@cryptomilk.org>
-rw-r--r--CompilerChecks.cmake13
1 files changed, 9 insertions, 4 deletions
diff --git a/CompilerChecks.cmake b/CompilerChecks.cmake
index f8a7af14..92460828 100644
--- a/CompilerChecks.cmake
+++ b/CompilerChecks.cmake
@@ -63,10 +63,15 @@ if (UNIX)
endif()
endif()
- check_c_compiler_flag_ssp("-fstack-protector" WITH_STACK_PROTECTOR)
- if (WITH_STACK_PROTECTOR)
- list(APPEND SUPPORTED_COMPILER_FLAGS "-fstack-protector")
- endif()
+ check_c_compiler_flag_ssp("-fstack-protector-strong" WITH_STACK_PROTECTOR_STRONG)
+ if (WITH_STACK_PROTECTOR_STRONG)
+ list(APPEND SUPPORTED_COMPILER_FLAGS "-fstack-protector-strong")
+ else (WITH_STACK_PROTECTOR_STRONG)
+ check_c_compiler_flag_ssp("-fstack-protector" WITH_STACK_PROTECTOR)
+ if (WITH_STACK_PROTECTOR)
+ list(APPEND SUPPORTED_COMPILER_FLAGS "-fstack-protector")
+ endif()
+ endif (WITH_STACK_PROTECTOR_STRONG)
if (PICKY_DEVELOPER)
add_c_compiler_flag("-Wno-error=deprecated-declarations" SUPPORTED_COMPILER_FLAGS)