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Diffstat (limited to 'gcc/c-pch.c')
-rw-r--r--gcc/c-pch.c18
1 files changed, 14 insertions, 4 deletions
diff --git a/gcc/c-pch.c b/gcc/c-pch.c
index 2cd9b9d1a2d..23ab0f8454a 100644
--- a/gcc/c-pch.c
+++ b/gcc/c-pch.c
@@ -31,6 +31,7 @@ Boston, MA 02111-1307, USA. */
#include "c-pragma.h"
#include "ggc.h"
#include "langhooks.h"
+#include "hosthooks.h"
struct c_pch_validity
{
@@ -164,9 +165,6 @@ c_common_valid_pch (cpp_reader *pfile, const char *name, int fd)
const char *pch_ident;
struct c_pch_validity v;
- if (! allow_pch)
- return 2;
-
/* Perform a quick test of whether this is a valid
precompiled header for the current language. */
@@ -244,7 +242,7 @@ c_common_read_pch (cpp_reader *pfile, const char *name,
return;
}
- allow_pch = 0;
+ cpp_get_callbacks (parse_in)->valid_pch = NULL;
if (fread (&h, sizeof (h), 1, f) != 1)
{
@@ -274,3 +272,15 @@ c_common_read_pch (cpp_reader *pfile, const char *name,
fclose (f);
}
+
+/* Indicate that no more PCH files should be read. */
+
+void
+c_common_no_more_pch (void)
+{
+ if (cpp_get_callbacks (parse_in)->valid_pch)
+ {
+ cpp_get_callbacks (parse_in)->valid_pch = NULL;
+ host_hooks.gt_pch_use_address (NULL, 0);
+ }
+}