diff options
-rw-r--r-- | gcc/testsuite/g++.dg/plugin/location-overflow-test-pr96391.c | 12 | ||||
-rw-r--r-- | gcc/testsuite/g++.dg/plugin/plugin.exp | 2 | ||||
-rw-r--r-- | libcpp/line-map.c | 3 |
3 files changed, 16 insertions, 1 deletions
diff --git a/gcc/testsuite/g++.dg/plugin/location-overflow-test-pr96391.c b/gcc/testsuite/g++.dg/plugin/location-overflow-test-pr96391.c new file mode 100644 index 0000000..1816961 --- /dev/null +++ b/gcc/testsuite/g++.dg/plugin/location-overflow-test-pr96391.c @@ -0,0 +1,12 @@ +/* { dg-options "-fplugin-arg-location_overflow_plugin-value=0x60000001" } */ + +/* We use location_overflow_plugin.c, which injects the case that location_t + values have exceeded LINE_MAP_MAX_LOCATION_WITH_COLS, and hence no column + numbers are available. */ + +/* Verify that we're in column-less mode. */ +extern unknown_type test; /* { dg-error "-:'unknown_type' does not name a type" } */ + +#define CONST const +#define VOID void +typedef CONST VOID *PCVOID; diff --git a/gcc/testsuite/g++.dg/plugin/plugin.exp b/gcc/testsuite/g++.dg/plugin/plugin.exp index 80c5355..5cd4b4b 100644 --- a/gcc/testsuite/g++.dg/plugin/plugin.exp +++ b/gcc/testsuite/g++.dg/plugin/plugin.exp @@ -72,6 +72,8 @@ set plugin_test_list [list \ ../../gcc.dg/plugin/diagnostic-test-string-literals-2.c \ ../../gcc.dg/plugin/diagnostic-test-string-literals-3.c \ ../../gcc.dg/plugin/diagnostic-test-string-literals-4.c } \ + { ../../gcc.dg/plugin/location_overflow_plugin.c \ + location-overflow-test-pr96391.c } \ { show_template_tree_color_plugin.c \ show-template-tree-color.C \ show-template-tree-color-labels.C \ diff --git a/libcpp/line-map.c b/libcpp/line-map.c index 2432cd5..cccacf2 100644 --- a/libcpp/line-map.c +++ b/libcpp/line-map.c @@ -1417,7 +1417,8 @@ linemap_compare_locations (line_maps *set, if (l0 == l1 && pre_virtual_p - && post_virtual_p) + && post_virtual_p + && l0 <= LINE_MAP_MAX_LOCATION_WITH_COLS) { /* So pre and post represent two tokens that are present in a same macro expansion. Let's see if the token for pre was |