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| author | Jakub Jelinek <jakub@redhat.com> | 2018-03-07 10:16:07 +0100 |
|---|---|---|
| committer | Jakub Jelinek <jakub@gcc.gnu.org> | 2018-03-07 10:16:07 +0100 |
| commit | 0f1de8d013d92e2996f6936ecb25b2561e48ca56 (patch) | |
| tree | 2db484bc4a8d437f58ff81f1b50abf3051bdeb07 /gcc/multiple_target.c | |
| parent | d06202a0cb01ed4452b27a4bd9c5922510f85ada (diff) | |
| download | gcc-0f1de8d013d92e2996f6936ecb25b2561e48ca56.zip gcc-0f1de8d013d92e2996f6936ecb25b2561e48ca56.tar.gz gcc-0f1de8d013d92e2996f6936ecb25b2561e48ca56.tar.bz2 | |
re PR middle-end/84723 (ICE in create_target_clone, at multiple_target.c:275)
PR middle-end/84723
* multiple_target.c: Include tree-inline.h and intl.h.
(expand_target_clones): Diagnose and fail if node->definition and
!tree_versionable_function_p (node->decl).
* gcc.target/i386/pr84723-1.c: New test.
* gcc.target/i386/pr84723-2.c: New test.
* gcc.target/i386/pr84723-3.c: New test.
* gcc.target/i386/pr84723-4.c: New test.
* gcc.target/i386/pr84723-5.c: New test.
From-SVN: r258316
Diffstat (limited to 'gcc/multiple_target.c')
| -rw-r--r-- | gcc/multiple_target.c | 18 |
1 files changed, 18 insertions, 0 deletions
diff --git a/gcc/multiple_target.c b/gcc/multiple_target.c index ecf69fc..a676798 100644 --- a/gcc/multiple_target.c +++ b/gcc/multiple_target.c @@ -36,6 +36,8 @@ along with GCC; see the file COPYING3. If not see #include "pretty-print.h" #include "gimple-iterator.h" #include "gimple-walk.h" +#include "tree-inline.h" +#include "intl.h" /* Walker callback that replaces all FUNCTION_DECL of a function that's going to be versioned. */ @@ -312,6 +314,22 @@ expand_target_clones (struct cgraph_node *node, bool definition) return false; } + if (node->definition + && !tree_versionable_function_p (node->decl)) + { + error_at (DECL_SOURCE_LOCATION (node->decl), + "clones for %<target_clones%> attribute cannot be created"); + const char *reason = NULL; + if (lookup_attribute ("noclone", DECL_ATTRIBUTES (node->decl))) + reason = G_("function %q+F can never be copied " + "because it has %<noclone%> attribute"); + else + reason = copy_forbidden (DECL_STRUCT_FUNCTION (node->decl)); + if (reason) + inform (DECL_SOURCE_LOCATION (node->decl), reason, node->decl); + return false; + } + char *attr_str = XNEWVEC (char, attr_len); int attrnum = get_attr_str (arglist, attr_str); char **attrs = XNEWVEC (char *, attrnum); |