Gracefully fail

Author: savannahostrowski

Makefile.pre.in

@@ -3112,25 +3112,20 @@ JIT_DEPS = \
 		$(srcdir)/Python/executor_cases.c.h \
 		pyconfig.h
 
-# Determine correct JIT stencil header based on host triple
-ifeq (,$(JIT_STENCIL_HEADER))
-  ifneq ($(filter aarch64-apple-darwin%,$(HOST_GNU_TYPE)),)
-    JIT_STENCIL_HEADER := jit_stencils-aarch64-apple-darwin.h
-  else ifneq ($(filter x86_64-apple-darwin%,$(HOST_GNU_TYPE)),)
-    JIT_STENCIL_HEADER := jit_stencils-x86_64-apple-darwin.h
-  else ifeq ($(HOST_GNU_TYPE), aarch64-pc-windows-msvc)
-    JIT_STENCIL_HEADER := jit_stencils-aarch64-pc-windows-msvc.h
-  else ifeq ($(HOST_GNU_TYPE), i686-pc-windows-msvc)
-    JIT_STENCIL_HEADER := jit_stencils-i686-pc-windows-msvc.h
-  else ifeq ($(HOST_GNU_TYPE), x86_64-pc-windows-msvc)
-    JIT_STENCIL_HEADER := jit_stencils-x86_64-pc-windows-msvc.h
-  else ifneq ($(filter aarch64-%-linux-gnu,$(HOST_GNU_TYPE)),)
-    JIT_STENCIL_HEADER := jit_stencils-$(HOST_GNU_TYPE).h
-  else ifneq ($(filter x86_64-%-linux-gnu,$(HOST_GNU_TYPE)),)
-    JIT_STENCIL_HEADER := jit_stencils-$(HOST_GNU_TYPE).h
-  else
-    $(error "Unsupported host triple: $(HOST_GNU_TYPE).")
-  endif
+ifneq ($(filter aarch64-apple-darwin%,$(HOST_GNU_TYPE)),)
+JIT_STENCIL_HEADER := jit_stencils-aarch64-apple-darwin.h
+else ifneq ($(filter x86_64-apple-darwin%,$(HOST_GNU_TYPE)),)
+JIT_STENCIL_HEADER := jit_stencils-x86_64-apple-darwin.h
+else ifeq ($(HOST_GNU_TYPE), aarch64-pc-windows-msvc)
+JIT_STENCIL_HEADER := jit_stencils-aarch64-pc-windows-msvc.h
+else ifeq ($(HOST_GNU_TYPE), i686-pc-windows-msvc)
+JIT_STENCIL_HEADER := jit_stencils-i686-pc-windows-msvc.h
+else ifeq ($(HOST_GNU_TYPE), x86_64-pc-windows-msvc)
+JIT_STENCIL_HEADER := jit_stencils-x86_64-pc-windows-msvc.h
+else ifneq ($(filter aarch64-%-linux-gnu,$(HOST_GNU_TYPE)),)
+JIT_STENCIL_HEADER := jit_stencils-$(HOST_GNU_TYPE).h
+else ifneq ($(filter x86_64-%-linux-gnu,$(HOST_GNU_TYPE)),)
+JIT_STENCIL_HEADER := jit_stencils-$(HOST_GNU_TYPE).h
 endif
 
 jit_stencils.h $(JIT_STENCIL_HEADER): $(JIT_DEPS)