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| author | Jakub Jelinek <jakub@redhat.com> | 2019-01-30 08:49:58 +0100 |
|---|---|---|
| committer | Jakub Jelinek <jakub@gcc.gnu.org> | 2019-01-30 08:49:58 +0100 |
| commit | fe509359cf5ff58edd84bb1f28323af6dc4dd4b4 (patch) | |
| tree | 8b48e406dd9b023b4e99192f8c9d245457c2b4fe /gcc/c/c-tree.h | |
| parent | 2ab6839bccb22a04c6df2000858c36d0ffa313ce (diff) | |
| download | gcc-fe509359cf5ff58edd84bb1f28323af6dc4dd4b4.zip gcc-fe509359cf5ff58edd84bb1f28323af6dc4dd4b4.tar.gz gcc-fe509359cf5ff58edd84bb1f28323af6dc4dd4b4.tar.bz2 | |
re PR c/89061 (GCC 9 introduces false positive in -Wjump-misses-init)
PR c/89061
* c-tree.h (C_DECL_COMPOUND_LITERAL_P): Define.
* c-decl.c (decl_jump_unsafe): Return false for
C_DECL_COMPOUND_LITERAL_P decls.
(build_compound_literal): Set C_DECL_COMPOUND_LITERAL_P.
* gcc.dg/pr89061.c: New test.
From-SVN: r268381
Diffstat (limited to 'gcc/c/c-tree.h')
| -rw-r--r-- | gcc/c/c-tree.h | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/gcc/c/c-tree.h b/gcc/c/c-tree.h index 0070f0d..b69ef33 100644 --- a/gcc/c/c-tree.h +++ b/gcc/c/c-tree.h @@ -96,6 +96,10 @@ along with GCC; see the file COPYING3. If not see #pragma omp threadprivate. */ #define C_DECL_THREADPRIVATE_P(DECL) DECL_LANG_FLAG_3 (VAR_DECL_CHECK (DECL)) +/* Set on VAR_DECLs for compound literals. */ +#define C_DECL_COMPOUND_LITERAL_P(DECL) \ + DECL_LANG_FLAG_5 (VAR_DECL_CHECK (DECL)) + /* Nonzero for a decl which either doesn't exist or isn't a prototype. N.B. Could be simplified if all built-in decls had complete prototypes (but this is presently difficult because some of them need FILE*). */ |