diff options
| -rw-r--r-- | build/SConscript.main | 9 |
1 files changed, 5 insertions, 4 deletions
diff --git a/build/SConscript.main b/build/SConscript.main index 44c926f..44dcb20 100644 --- a/build/SConscript.main +++ b/build/SConscript.main @@ -516,6 +516,11 @@ linux_env.Append( # Build an "official" build (DCHECKs completely compiled out, etc). if ARGUMENTS.get('OFFICIAL') == '1': linux_env.Append(CPPDEFINES=['OFFICIAL_BUILD']) + # Make sure units of code and data go in their own section, and then GC them + # in the linker to remove unreferenced data and code. Currently gold doesn't + # support --gc-sections, so you'll have to build with the original GNU ld. + linux_env.Append(CCFLAGS_OPTIMIZED=['-ffunction-sections', '-fdata-sections']) + linux_env.Append(LINKFLAGS_OPTIMIZED=['-Wl,--gc-sections']) # Build with support for gcov when COVERAGE=1. if ARGUMENTS.get('COVERAGE') == '1': @@ -528,12 +533,8 @@ if ARGUMENTS.get('PROFILE') == '1': linux_env.Append(LINKFLAGS=['-pg']) # Build with symbols (useful for opt builds, for example) when SYMBOLS=1. -# Otherwise if we're building release, strip all symbols from our output. if ARGUMENTS.get('SYMBOLS') == '1': linux_env.Append(CCFLAGS=['-g']) -else: - linux_env.Append(CCFLAGS_OPTIMIZED=['-ffunction-sections', '-fdata-sections']) - linux_env.Append(LINKFLAGS_OPTIMIZED=['-Wl,--gc-sections', '-s']) # Build shared libraries (useful for fast links) when SHARED=1. if ARGUMENTS.get('SHARED') == '1': |