mjit.c: use -Tc flag explicitly

This option makes sure that the argument is C source file.
Probably this is not needed, but since I'm debugging it, I want to
exclude any failure possibility for now.

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@64196 b2dd03c8-39d4-4d8f-98ff-823fe69b080e

1 files changed, 6 insertions, 1 deletions

diff --git a/mjit.c b/mjit.c
index efe35ee1af..fd856b30ef 100644
--- a/mjit.c
+++ b/mjit.c
@@ -754,7 +754,12 @@ compile_c_to_so(const char *c_file, const char *so_file)
     p = append_lit(p, ".obj");
     *p = '\0';
 
-    files[3] = c_file;
+    /* files[3] = "-Tc*.c" */
+    files[3] = p = (char *)alloca(sizeof(char) * (rb_strlen_lit("-Tc") + strlen(c_file) + 1));
+    p = append_lit(p, "-Tc");
+    p = append_str2(p, c_file, strlen(c_file));
+    *p = '\0';
+
     args = form_args(5, CC_LDSHARED_ARGS, CC_CODEFLAG_ARGS,
                      files, CC_LIBS, CC_DLDFLAGS_ARGS);
     if (args == NULL)