This is the mail archive of the
gcc-patches@gcc.gnu.org
mailing list for the GCC project.
[C++ PATCH] Fix ICE on invalid (PR c++/69795)
- From: Marek Polacek <polacek at redhat dot com>
- To: GCC Patches <gcc-patches at gcc dot gnu dot org>, Jason Merrill <jason at redhat dot com>, Martin Sebor <msebor at redhat dot com>
- Date: Tue, 1 Mar 2016 14:38:03 +0100
- Subject: [C++ PATCH] Fix ICE on invalid (PR c++/69795)
- Authentication-results: sourceware.org; auth=none
A trivial patch to fix an ICE on invalid: DECL_BUILT_IN only expects
a FUNCTION_DECL, so checking DECL_P is not enough.
Bootstrapped/regtested on x86_64-linux, ok for trunk?
2016-03-01 Marek Polacek <polacek@redhat.com>
PR c++/69795
* c-common.c (reject_gcc_builtin): Check for FUNCTION_DECL rather than
any DECL.
* g++.dg/parse/invalid1.C: New test.
diff --git gcc/c-family/c-common.c gcc/c-family/c-common.c
index 71da6e9..22ea7da 100644
--- gcc/c-family/c-common.c
+++ gcc/c-family/c-common.c
@@ -12638,7 +12638,7 @@ reject_gcc_builtin (const_tree expr, location_t loc /* = UNKNOWN_LOCATION */)
if (TREE_TYPE (expr)
&& TREE_CODE (TREE_TYPE (expr)) == FUNCTION_TYPE
- && DECL_P (expr)
+ && TREE_CODE (expr) == FUNCTION_DECL
/* The intersection of DECL_BUILT_IN and DECL_IS_BUILTIN avoids
false positives for user-declared built-ins such as abs or
strlen, and for C++ operators new and delete.
diff --git gcc/testsuite/g++.dg/parse/invalid1.C gcc/testsuite/g++.dg/parse/invalid1.C
index e69de29..f72e277 100644
--- gcc/testsuite/g++.dg/parse/invalid1.C
+++ gcc/testsuite/g++.dg/parse/invalid1.C
@@ -0,0 +1,5 @@
+// PR c++/69795
+// { dg-do compile { target c++11 } }
+// { dg-options "-w" }
+
+int foo ( foo += *[ // { dg-error "" }
Marek