diff options
Diffstat (limited to 'lib/Driver/ToolChains/WebAssembly.cpp')
| -rw-r--r-- | lib/Driver/ToolChains/WebAssembly.cpp | 9 |
1 files changed, 8 insertions, 1 deletions
diff --git a/lib/Driver/ToolChains/WebAssembly.cpp b/lib/Driver/ToolChains/WebAssembly.cpp index a9e5ec1c9c..3add913b70 100644 --- a/lib/Driver/ToolChains/WebAssembly.cpp +++ b/lib/Driver/ToolChains/WebAssembly.cpp @@ -141,7 +141,7 @@ void WebAssembly::addClangTargetOptions(const ArgList &DriverArgs, options::OPT_fno_use_init_array, true)) CC1Args.push_back("-fuse-init-array"); - // '-pthread' implies atomics, bulk-memory, and mutable-globals + // '-pthread' implies atomics, bulk-memory, mutable-globals, and sign-ext if (DriverArgs.hasFlag(options::OPT_pthread, options::OPT_no_pthread, false)) { if (DriverArgs.hasFlag(options::OPT_mno_atomics, options::OPT_matomics, @@ -159,12 +159,19 @@ void WebAssembly::addClangTargetOptions(const ArgList &DriverArgs, getDriver().Diag(diag::err_drv_argument_not_allowed_with) << "-pthread" << "-mno-mutable-globals"; + if (DriverArgs.hasFlag(options::OPT_mno_sign_ext, options::OPT_msign_ext, + false)) + getDriver().Diag(diag::err_drv_argument_not_allowed_with) + << "-pthread" + << "-mno-sign-ext"; CC1Args.push_back("-target-feature"); CC1Args.push_back("+atomics"); CC1Args.push_back("-target-feature"); CC1Args.push_back("+bulk-memory"); CC1Args.push_back("-target-feature"); CC1Args.push_back("+mutable-globals"); + CC1Args.push_back("-target-feature"); + CC1Args.push_back("+sign-ext"); } if (DriverArgs.getLastArg(options::OPT_fwasm_exceptions)) { |