From b93179f3c077977ff64053ee61c3bebbd1d5a940 Mon Sep 17 00:00:00 2001
From: seyko <seyko2@gmail.com>
Date: Tue, 6 Jan 2015 16:01:41 +0300
Subject: [PATCH] .i as file extension Add a ".i" extension as alias for ".c" 
 GCC and file extensions:  .i C source code which should not be preprocessed.

Before a patch:
 ./tcc -E tccasm.c -o tccasm.i
 ./tcc -c tccasm.i -o tccasm.o
 tccasm.i:1: error: unrecognized file type
---
 libtcc.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/libtcc.c b/libtcc.c
index 6eea9a7..c6bc067 100644
--- a/libtcc.c
+++ b/libtcc.c
@@ -1154,7 +1154,7 @@ ST_FUNC int tcc_add_file_internal(TCCState *s1, const char *filename, int flags)
         goto the_end;
     }
 
-    if (!ext[0] || !PATHCMP(ext, "c")) {
+    if (!ext[0] || !PATHCMP(ext, "c") || !PATHCMP(ext, "i")) {
         /* C file assumed */
         ret = tcc_compile(s1);
         goto the_end;