36 lines
1.2 KiB
Diff
36 lines
1.2 KiB
Diff
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From 1a3bb66608b2f96407d14fe13b782626990060f1 Mon Sep 17 00:00:00 2001
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From: Fabrice Fontaine <fontaine.fabrice@gmail.com>
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Date: Tue, 20 Nov 2018 08:20:13 +0100
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Subject: [PATCH] CMakeLists.txt: conditionally use -fsanitize=address
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Check that compiler supports -fsanitize=address before using it
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Fixes:
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- http://autobuild.buildroot.net/results/221d6a418e75b39fe645c3a56cee676518d2cff6
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Signed-off-by: Fabrice Fontaine <fontaine.fabrice@gmail.com>
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---
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CMakeLists.txt | 6 +++++-
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1 file changed, 5 insertions(+), 1 deletion(-)
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diff --git a/CMakeLists.txt b/CMakeLists.txt
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index 2e8e07e..c3f71ce 100644
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--- a/CMakeLists.txt
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+++ b/CMakeLists.txt
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@@ -17,7 +17,11 @@ if(COMPILER_SUPPORTS_WPEDANTIC)
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set(CMAKE_C_FLAGS "${CMAKE_C_FLAGS} -Wpedantic")
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endif()
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if(CMAKE_BUILD_TYPE STREQUAL "Debug")
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- set(CMAKE_C_FLAGS "${CMAKE_C_FLAGS} -g3 -O0 -fsanitize=address")
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+ set(CMAKE_C_FLAGS "${CMAKE_C_FLAGS} -g3 -O0")
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+ check_c_compiler_flag("-fsanitize=address -Werror" COMPILER_SUPPORTS_SANITIZE_ADDRESS)
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+ if(COMPILER_SUPPORTS_SANITIZE_ADDRESS)
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+ set(CMAKE_C_FLAGS "${CMAKE_C_FLAGS} -fsanitize=address")
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+ endif()
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set(CMAKE_EXE_LINKER_FLAGS "${CMAKE_EXE_LINKER_FLAGS} -Wl,-no_pie,")
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else()
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if("${CMAKE_C_COMPILER_ID}" STREQUAL "Clang")
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--
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2.14.1
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