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| author | nathan <nathan@138bc75d-0d04-0410-961f-82ee72b054a4> | 2015-12-23 14:47:39 +0000 |
|---|---|---|
| committer | nathan <nathan@138bc75d-0d04-0410-961f-82ee72b054a4> | 2015-12-23 14:47:39 +0000 |
| commit | 2591ae50594b4e85565c1858bdf73056246485b9 (patch) | |
| tree | 23ff2500b938c7cf94d14dd55668e27574e466b8 /gcc/cgraph.h | |
| parent | 8770d0adead2d38444230bf7084ef3d339c8acc8 (diff) | |
| download | gcc-2591ae50594b4e85565c1858bdf73056246485b9.tar.gz | |
gcc/
* alias.c (compare_base_decls): Simplify in-symtab check.
* cgraph.h (decl_in_symtab_p): Check DECL_IN_CONSTANT_POOL.
testsuite/
* gcc.dg/alias-15.c: New.
git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@231928 138bc75d-0d04-0410-961f-82ee72b054a4
Diffstat (limited to 'gcc/cgraph.h')
| -rw-r--r-- | gcc/cgraph.h | 8 |
1 files changed, 7 insertions, 1 deletions
diff --git a/gcc/cgraph.h b/gcc/cgraph.h index ba14215ed6f..fe7c1940c4e 100644 --- a/gcc/cgraph.h +++ b/gcc/cgraph.h @@ -2294,13 +2294,19 @@ symtab_node::real_symbol_p (void) } /* Return true if DECL should have entry in symbol table if used. - Those are functions and static & external veriables*/ + Those are functions and static & external non-constpool variables. + We do not expect constant pool variables in the varpool, as they're + not related to other variables, and simply lazily inserting them + using the regular interface results in varpool thinking they are + externally provided -- which results in erroneous assembly emission + as an undefined decl. */ static inline bool decl_in_symtab_p (const_tree decl) { return (TREE_CODE (decl) == FUNCTION_DECL || (TREE_CODE (decl) == VAR_DECL + && !DECL_IN_CONSTANT_POOL (decl) && (TREE_STATIC (decl) || DECL_EXTERNAL (decl)))); } |