5 files changed, 10 insertions, 12 deletions

diff --git a/error.c b/error.c
index 420539e4a4..eff64848cb 100644
--- a/error.c
+++ b/error.c
@@ -229,11 +229,9 @@ static VALUE
 warning_string(rb_encoding *enc, const char *fmt, va_list args)
 {
     int line;
-    VALUE file = rb_source_location(&line);
-
+    const char *file = rb_source_location_cstr(&line);
     return warn_vsprintf(enc,
-			 NIL_P(file) ? NULL : RSTRING_PTR(file), line,
-			 fmt, args);
+			 RSTRING_PTR(file), line, fmt, args);
 }
 
 #define with_warning_string(mesg, enc, fmt) \
@@ -533,7 +531,7 @@ rb_bug(const char *fmt, ...)
     int line = 0;
 
     if (GET_EC()) {
-	file = rb_source_loc(&line);
+	file = rb_source_location_cstr(&line);
     }
 
     report_bug(file, line, fmt, NULL);
@@ -548,7 +546,7 @@ rb_bug_context(const void *ctx, const char *fmt, ...)
     int line = 0;
 
     if (GET_EC()) {
-	file = rb_source_loc(&line);
+	file = rb_source_location_cstr(&line);
     }
 
     report_bug(file, line, fmt, ctx);
diff --git a/eval.c b/eval.c
index 582a605f9b..5b578ed28b 100644
--- a/eval.c
+++ b/eval.c
@@ -504,7 +504,7 @@ setup_exception(rb_execution_context_t *ec, int tag, volatile VALUE mesg, VALUE
     const char *file = 0;
     int line;
 
-    file = rb_source_loc(&line);
+    file = rb_source_location_cstr(&line);
     if ((file && !NIL_P(mesg)) || (cause != Qundef))  {
 	volatile int state = 0;
 
diff --git a/gc.c b/gc.c
index c1bcdd2c75..527827efc4 100644
--- a/gc.c
+++ b/gc.c
@@ -1874,7 +1874,7 @@ newobj_init(VALUE klass, VALUE flags, VALUE v1, VALUE v2, VALUE v3, int wb_prote
 #endif
 
 #if GC_DEBUG
-    RANY(obj)->file = rb_source_loc(&RANY(obj)->line);
+    RANY(obj)->file = rb_source_location_cstr(&RANY(obj)->line);
     GC_ASSERT(!SPECIAL_CONST_P(obj)); /* check alignment */
 #endif
 
diff --git a/internal.h b/internal.h
index 7f8d95f64a..9d33ed99d1 100644
--- a/internal.h
+++ b/internal.h
@@ -1767,7 +1767,7 @@ void rb_vm_change_state(void);
 void rb_vm_inc_const_missing_count(void);
 const void **rb_vm_get_insns_address_table(void);
 VALUE rb_source_location(int *pline);
-const char *rb_source_loc(int *pline);
+const char *rb_source_location_cstr(int *pline);
 void rb_vm_pop_cfunc_frame(void);
 int rb_vm_add_root_module(ID id, VALUE module);
 void rb_vm_check_redefinition_by_prepend(VALUE klass);
@@ -1944,7 +1944,7 @@ RUBY_SYMBOL_EXPORT_END
 do { \
     if (UNLIKELY(RUBY_DTRACE_##name##_ENABLED())) { \
 	int dtrace_line; \
-	const char *dtrace_file = rb_source_loc(&dtrace_line); \
+	const char *dtrace_file = rb_source_location_cstr(&dtrace_line); \
 	if (!dtrace_file) dtrace_file = ""; \
 	RUBY_DTRACE_##name(arg, dtrace_file, dtrace_line); \
     } \
diff --git a/vm.c b/vm.c
index 96cbe39877..7d6bcba0c2 100644
--- a/vm.c
+++ b/vm.c
@@ -356,7 +356,7 @@ rb_dtrace_setup(rb_execution_context_t *ec, VALUE klass, ID id,
 	VALUE name = rb_class_path_no_cache(klass);
 	const char *classname, *filename;
 	const char *methodname = rb_id2name(id);
-	if (methodname && (filename = rb_source_loc(&args->line_no)) != 0) {
+	if (methodname && (filename = rb_source_location_cstr(&args->line_no)) != 0) {
 	    if (NIL_P(name) || !(classname = StringValuePtr(name)))
 		classname = "<unknown>";
 	    args->classname = classname;
@@ -1298,7 +1298,7 @@ rb_source_location(int *pline)
 }
 
 const char *
-rb_source_loc(int *pline)
+rb_source_location_cstr(int *pline)
 {
     VALUE path = rb_source_location(pline);
     if (NIL_P(path)) return NULL;