clib: Tell gcc to compile for a base i386 target

Only benefits Linux targets; Windows is still lower bound to 686-cmov by MinGW's crt0.
86Box · Oct 26, 2024 · aef2d14 · aef2d14
1 parent aba2c77
commit aef2d14
Showing 1 changed file with 8 additions and 1 deletion.
diff --git a/clib/gcc.mk b/clib/gcc.mk
@@ -16,7 +16,14 @@
 #
 
 VPATH		= . ../clib
-CC			?= "gcc"
+CC		?= "gcc"
+ifneq "$(shell $(CC) -dumpmachine | grep -w i.86)" ""
+CFLAGS		+= -march=i386
+else
+ifneq "$(shell $(CC) -dumpmachine | grep -w x86_64)" ""
+CFLAGS		+= -march=x86-64
+endif
+endif
 
 all: $(DEST)