https://gcc.gnu.org/bugzilla/show_bug.cgi?id=78324
--- Comment #5 from David Malcolm <dmalcolm at gcc dot gnu.org> --- Author: dmalcolm Date: Mon Nov 21 15:50:38 2016 New Revision: 242667 URL: https://gcc.gnu.org/viewcvs?rev=242667&root=gcc&view=rev Log: substring_loc info needs default track-macro-expansion (PR preprocessor/78324) gcc/ChangeLog: PR preprocessor/78324 * input.c (get_substring_ranges_for_loc): Fail gracefully if -ftrack-macro-expansion has a value other than 2. gcc/testsuite/ChangeLog: PR preprocessor/78324 * gcc.dg/plugin/diagnostic-test-string-literals-1.c (test_multitoken_macro): New function. * gcc.dg/plugin/diagnostic-test-string-literals-3.c: New test case. * gcc.dg/plugin/diagnostic-test-string-literals-4.c: New test case. * gcc.dg/plugin/plugin.exp (plugin_test_list): Add the new test cases. * gcc.dg/tree-ssa/builtin-sprintf-warn-1.c (test_sprintf_note): Move to... * gcc.dg/tree-ssa/builtin-sprintf-warn-4.c: ...here. Drop -ftrack-macro-expansion=0. (test_sprintf_note): Remove "P" macro. Add dg-begin/end-multiline-output directives. (LINE, buffer, ptr): Copy from builtin-sprintf-warn-1.c. Added: trunk/gcc/testsuite/gcc.dg/plugin/diagnostic-test-string-literals-3.c trunk/gcc/testsuite/gcc.dg/plugin/diagnostic-test-string-literals-4.c Modified: trunk/gcc/ChangeLog trunk/gcc/input.c trunk/gcc/testsuite/ChangeLog trunk/gcc/testsuite/gcc.dg/plugin/diagnostic-test-string-literals-1.c trunk/gcc/testsuite/gcc.dg/plugin/plugin.exp trunk/gcc/testsuite/gcc.dg/tree-ssa/builtin-sprintf-warn-1.c trunk/gcc/testsuite/gcc.dg/tree-ssa/builtin-sprintf-warn-4.c
