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scons: Setup scons for gem5 only supporting gcc >=10

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Change-Id: I66f83498a38def3d00d1c9e981aa90706ee20bbb
This commit is contained in:
Bobby R. Bruce
2024-05-20 07:05:08 -07:00
parent ba1c22f143
commit 8b30d848e9
1 changed files with 2 additions and 13 deletions
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15
SConstruct
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@@ -631,8 +631,8 @@ for variant_path in variant_paths:
"src/SConscript to support that compiler."))) "src/SConscript to support that compiler.")))
if env['GCC']: if env['GCC']:
if compareVersions(env['CXXVERSION'], "7") < 0: if compareVersions(env['CXXVERSION'], "10") < 0:
error('gcc version 7 or newer required.\n' error('gcc version 10 or newer required.\n'
'Installed version:', env['CXXVERSION']) 'Installed version:', env['CXXVERSION'])
# Add the appropriate Link-Time Optimization (LTO) flags if # Add the appropriate Link-Time Optimization (LTO) flags if
@@ -656,17 +656,6 @@ for variant_path in variant_paths:
'-fno-builtin-malloc', '-fno-builtin-calloc', '-fno-builtin-malloc', '-fno-builtin-calloc',
'-fno-builtin-realloc', '-fno-builtin-free']) '-fno-builtin-realloc', '-fno-builtin-free'])
if compareVersions(env['CXXVERSION'], "9") < 0:
# `libstdc++fs`` must be explicitly linked for `std::filesystem``
# in GCC version 8. As of GCC version 9, this is not required.
#
# In GCC 7 the `libstdc++fs`` library explicit linkage is also
# required but the `std::filesystem` is under the `experimental`
# namespace(`std::experimental::filesystem`).
#
# Note: gem5 does not support GCC versions < 7.
env.Append(LIBS=['stdc++fs'])
elif env['CLANG']: elif env['CLANG']:
if compareVersions(env['CXXVERSION'], "6") < 0: if compareVersions(env['CXXVERSION'], "6") < 0:
error('clang version 6 or newer required.\n' error('clang version 6 or newer required.\n'