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authorRong Xu <xur@google.com>2014-07-21 16:47:22 -0700
committerRong Xu <xur@google.com>2014-07-29 15:31:03 -0700
commit38a8aecfb882072900434499696b5c32a2274515 (patch)
tree2aac97f0ae24b03cd98c1a06e989c031c173f889 /gcc-4.9/gcc/builtins.c
parentc231900e5dcc14d8296bd9f62b45997a49d4d5e7 (diff)
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[4.9] Switch gcc-4.9 to use google/gcc-4_9 branch.
This source drop uses svn version r212828 of google/gcc-4.9 branch. We also cherry-picked r213062, r213063 and r213064 to fix windows build issues. All gcc-4.9 patches before July 3rd are ported to google/gcc-4.9. The following prior commits has not been merged to google branch yet. (They are included in this commit). e7af147f979e657fe2df00808e5b4319b0e088c6, baf87df3cb2683649ba7e9872362a7e721117c23, and c231900e5dcc14d8296bd9f62b45997a49d4d5e7. Change-Id: I4bea3ea470387ff751c2be4cb0d4a12059b9299b
Diffstat (limited to 'gcc-4.9/gcc/builtins.c')
-rw-r--r--gcc-4.9/gcc/builtins.c8
1 files changed, 6 insertions, 2 deletions
diff --git a/gcc-4.9/gcc/builtins.c b/gcc-4.9/gcc/builtins.c
index dd57b1ae4..d6642d0d9 100644
--- a/gcc-4.9/gcc/builtins.c
+++ b/gcc-4.9/gcc/builtins.c
@@ -59,6 +59,7 @@ along with GCC; see the file COPYING3. If not see
#include "builtins.h"
#include "ubsan.h"
#include "cilk.h"
+#include "input.h"
static tree do_mpc_arg1 (tree, tree, int (*)(mpc_ptr, mpc_srcptr, mpc_rnd_t));
@@ -12064,13 +12065,16 @@ fold_builtin_next_arg (tree exp, bool va_start_p)
tree fntype = TREE_TYPE (current_function_decl);
int nargs = call_expr_nargs (exp);
tree arg;
+ location_t loc = LOCATION_LOCUS (input_location);
+ if (has_discriminator (loc))
+ loc = map_discriminator_location (loc);
+
/* There is good chance the current input_location points inside the
definition of the va_start macro (perhaps on the token for
builtin) in a system header, so warnings will not be emitted.
Use the location in real source code. */
source_location current_location =
- linemap_unwind_to_first_non_reserved_loc (line_table, input_location,
- NULL);
+ linemap_unwind_to_first_non_reserved_loc (line_table, loc, NULL);
if (!stdarg_p (fntype))
{