scc

commit cbc25129f24988965a55c87501f7e36cbd6fc245
parent d87648e6d3b8b6d2f6f430a7ef1c4f378feeae09
Author: Roberto E. Vargas Caballero <k0ga@shike2.com>
Date:   Tue, 26 Jan 2016 14:24:36 +0100

[cc2-i386] Emit .extern for external variables

This is not needed with gas, because it is totally stupid and
it sets as external by default all the symbols, but it is a good
idea to use it if we want to move to other assembler in the future.

Diffstat:
M
cc2/arch/i386-sysv/code.c
 | 
3
++-

1 file changed, 2 insertions(+), 1 deletion(-)
diff --git a/cc2/arch/i386-sysv/code.c b/cc2/arch/i386-sysv/code.c
@@ -164,8 +164,9 @@ label(Symbol *sym)
 	segment(seg);
 
 	switch (sym->kind) {
-	case LOCAL:
 	case EXTRN:
+		printf("\t.extern\t%s\n", name);
+	case LOCAL:
 		return;
 	case GLOB:
 		printf("\t.globl\t%s\n", name);