https://gcc.gnu.org/bugzilla/show_bug.cgi?id=86125
--- Comment #5 from Martin Sebor <msebor at gcc dot gnu.org> --- Author: msebor Date: Thu Jan 24 21:06:01 2019 New Revision: 268251 URL: https://gcc.gnu.org/viewcvs?rev=268251&root=gcc&view=rev Log: PR c/86125 - missing -Wbuiltin-declaration-mismatch on a mismatched return type PR middle-end/86308 - ICE in verify_gimple calling index() with an invalid declaration PR c/86125 - missing -Wbuiltin-declaration-mismatch on a mismatched return type PR c/88886 - [9 Regression] ice in get_constant, at c-family/c-format.c:292 gcc/c/ChangeLog: PR c/86125 PR c/88886 PR middle-end/86308 * c-decl.c (match_builtin_function_types): Add arguments. (diagnose_mismatched_decls): Diagnose mismatched declarations of built-ins more strictly. gcc/testsuite/ChangeLog: PR c/86125 PR c/88886 PR middle-end/86308 * gcc.dg/Wbuiltin-declaration-mismatch-6.c: New test. * gcc.dg/Wbuiltin-declaration-mismatch-7.c: New test. * gcc.dg/Wbuiltin-declaration-mismatch-8.c: New test. * gcc.dg/Wbuiltin-declaration-mismatch-9.c: New test. * gcc.dg/Wbuiltin-declaration-mismatch-10.c: New test. * gcc.dg/builtins-69.c: New test. * gcc.dg/Wint-conversion-2.c: Add expected warning. * gcc.c-torture/execute/eeprof-1.c: Adjust function signatures. Added: trunk/gcc/testsuite/gcc.dg/Wbuiltin-declaration-mismatch-10.c trunk/gcc/testsuite/gcc.dg/Wbuiltin-declaration-mismatch-6.c trunk/gcc/testsuite/gcc.dg/Wbuiltin-declaration-mismatch-7.c trunk/gcc/testsuite/gcc.dg/Wbuiltin-declaration-mismatch-8.c trunk/gcc/testsuite/gcc.dg/Wbuiltin-declaration-mismatch-9.c trunk/gcc/testsuite/gcc.dg/builtins-69.c Modified: trunk/gcc/c/ChangeLog trunk/gcc/c/c-decl.c trunk/gcc/testsuite/ChangeLog trunk/gcc/testsuite/gcc.c-torture/execute/eeprof-1.c trunk/gcc/testsuite/gcc.dg/Wint-conversion-2.c
