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Remove false positives for warnings that break LTO profiled

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* tree.h (tree_vec_elt_check): Workaround -Wstrict-overflow
	false positive during profiledbootstrap.
	* decl.c (attr_decl1): Workaround -Wmaybe-uninitialized
	false positive during profiledbootstrap by initializing them.
	* matchexp.c (match_mult_operand): Likewise.
	* module.c (write_atom): Likewise.
	(read_module): Likewise.

From-SVN: r220042
This commit is contained in:
Martin Liska 2015-01-23 16:09:08 +01:00 committed by Martin Liska
parent 7c83622c6b
commit 97440db5eb
6 changed files with 38 additions and 4 deletions
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5
gcc/ChangeLog
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@ -1,3 +1,8 @@
2015-01-23 Martin Liska <mliska@suse.cz>
* tree.h (tree_vec_elt_check): Workaround -Wstrict-overflow
false positive during profiledbootstrap.
2015-01-23 Tom de Vries <tom@codesourcery.com>
PR libgomp/64672

8
gcc/fortran/ChangeLog
View File

@ -1,3 +1,11 @@
2015-01-23 Martin Liska <mliska@suse.cz>
* decl.c (attr_decl1): Workaround -Wmaybe-uninitialized
false positive during profiledbootstrap by initializing them.
* matchexp.c (match_mult_operand): Likewise.
* module.c (write_atom): Likewise.
(read_module): Likewise.
2015-01-23 Tom de Vries <tom@codesourcery.com>
PR libgomp/64672

5
gcc/fortran/decl.c
View File

@ -6391,7 +6391,10 @@ attr_decl1 (void)
{
char name[GFC_MAX_SYMBOL_LEN + 1];
gfc_array_spec *as;
gfc_symbol *sym;
/* Workaround -Wmaybe-uninitialized false positive during
profiledbootstrap by initializing them. */
gfc_symbol *sym = NULL;
locus var_locus;
match m;

4
gcc/fortran/matchexp.c
View File

@ -258,7 +258,9 @@ match_add_op (void)
static match
match_mult_operand (gfc_expr **result)
{
gfc_expr *e, *exp, *r;
/* Workaround -Wmaybe-uninitialized false positive during
profiledbootstrap by initializing them. */
gfc_expr *e = NULL, *exp, *r;
locus where;
match m;

9
gcc/fortran/module.c
View File

@ -1536,7 +1536,10 @@ static void
write_atom (atom_type atom, const void *v)
{
char buffer[20];
int i, len;
/* Workaround -Wmaybe-uninitialized false positive during
profiledbootstrap by initializing them. */
int i = 0, len;
const char *p;
switch (atom)
@ -4908,7 +4911,9 @@ read_module (void)
const char *p;
char name[GFC_MAX_SYMBOL_LEN + 1];
int i;
int ambiguous, j, nuse, symbol;
/* Workaround -Wmaybe-uninitialized false positive during
profiledbootstrap by initializing them. */
int ambiguous = 0, j, nuse, symbol = 0;
pointer_info *info, *q;
gfc_use_rename *u = NULL;
gfc_symtree *st;

11
gcc/tree.h
View File

@ -3050,6 +3050,13 @@ tree_int_cst_elt_check (tree __t, int __i,
return &CONST_CAST_TREE (__t)->int_cst.val[__i];
}
/* Workaround -Wstrict-overflow false positive during profiledbootstrap. */
# if GCC_VERSION >= 4004
#pragma GCC diagnostic push
#pragma GCC diagnostic ignored "-Wstrict-overflow"
#endif
inline tree *
tree_vec_elt_check (tree __t, int __i,
const char *__f, int __l, const char *__g)
@ -3061,6 +3068,10 @@ tree_vec_elt_check (tree __t, int __i,
return &CONST_CAST_TREE (__t)->vec.a[__i];
}
# if GCC_VERSION >= 4004
#pragma GCC diagnostic pop
#endif
inline tree *
omp_clause_elt_check (tree __t, int __i,
const char *__f, int __l, const char *__g)