From ce54a553c7d64c3e8f18db790b40de8b0882a4f8 Mon Sep 17 00:00:00 2001 From: Arnaud Giersch Date: Wed, 4 Jul 2012 11:40:33 +0200 Subject: [PATCH 1/1] Add -fno-common to compile flags. For now, add it only when enable_compile_warnings=ON, in order to catch multiple defined variables, like those defined in header files. --- buildtools/Cmake/Flags.cmake | 6 +++--- 1 file changed, 3 insertions(+), 3 deletions(-) diff --git a/buildtools/Cmake/Flags.cmake b/buildtools/Cmake/Flags.cmake index c2f7462055..6a10c8fb9e 100644 --- a/buildtools/Cmake/Flags.cmake +++ b/buildtools/Cmake/Flags.cmake @@ -10,11 +10,11 @@ else(NOT __VISUALC__ AND NOT __BORLANDC__) endif(NOT __VISUALC__ AND NOT __BORLANDC__) if(enable_compile_warnings) - set(warnCFLAGS "-Wall -Wunused -Wmissing-prototypes -Wmissing-declarations -Wpointer-arith -Wchar-subscripts -Wcomment -Wformat -Wwrite-strings -Wclobbered -Wno-unused-function -Wno-unused-parameter -Wno-strict-aliasing -Wno-format-nonliteral -Werror ") + set(warnCFLAGS "-fno-common -Wall -Wunused -Wmissing-prototypes -Wmissing-declarations -Wpointer-arith -Wchar-subscripts -Wcomment -Wformat -Wwrite-strings -Wclobbered -Wno-unused-function -Wno-unused-parameter -Wno-strict-aliasing -Wno-format-nonliteral -Werror ") if(COMPILER_C_VERSION_MAJOR_MINOR STRGREATER "4.5") - set(warnCFLAGS "${warnCFLAGS} -Wno-error=unused-but-set-variable ") + set(warnCFLAGS "${warnCFLAGS}-Wno-error=unused-but-set-variable ") else(COMPILER_C_VERSION_MAJOR_MINOR STRGREATER "4.5") - set(warnCFLAGS "${warnCFLAGS} -Wno-error=clobbered ") + set(warnCFLAGS "${warnCFLAGS}-Wno-error=clobbered ") endif(COMPILER_C_VERSION_MAJOR_MINOR STRGREATER "4.5") endif(enable_compile_warnings) -- 2.20.1