https://gcc.gnu.org/bugzilla/show_bug.cgi?id=104758
--- Comment #6 from Tom de Vries <vries at gcc dot gnu.org> ---
I'm now looking at:
...
diff --git a/gcc/config/nvptx/nvptx.opt b/gcc/config/nvptx/nvptx.opt
index c83ceb3568b1..fea99c5d4069 100644
--- a/gcc/config/nvptx/nvptx.opt
+++ b/gcc/config/nvptx/nvptx.opt
@@ -53,7 +53,7 @@ Generate code for OpenMP offloading: enables -msoft-stack and
-munif
orm-simt.
; Default needs to be in sync with default in ASM_SPEC in nvptx.h.
misa=
-Target RejectNegative ToLower Joined Enum(ptx_isa) Var(ptx_isa_option)
Init(PTX_ISA_SM35)
+Target RejectNegative ToLower Joined Enum(ptx_isa) Var(ptx_isa_option)
Init(PTX_ISA
_SM30)
Specify the version of the ptx ISA to use.
Enum
diff --git a/gcc/config/nvptx/t-nvptx b/gcc/config/nvptx/t-nvptx
index 8f67264d1328..b63c4a5a39d5 100644
--- a/gcc/config/nvptx/t-nvptx
+++ b/gcc/config/nvptx/t-nvptx
@@ -30,6 +30,4 @@ s-nvptx-gen-opt: $(srcdir)/config/nvptx/nvptx-sm.def
tmp-nvptx-gen.opt $(srcdir)/config/nvptx/nvptx-gen.opt
$(STAMP) s-nvptx-gen-opt
-MULTILIB_OPTIONS = mgomp
-
-MULTILIB_EXTRA_OPTS = misa=sm_30 mptx=3.1
+MULTILIB_OPTIONS = mgomp mptx=3.1
...
So, switch default back to sm_30. And add mptx=3.1 as a multilib option.
